Start generating
39EFEF

#39EFEF closest to Cold Light of Day

#39EFEF is a very light, moderately saturated turquoise; the closest named color is Cold Light of Day. In the RGB color model it is made of 22.4% red, 93.7% green and 93.7% blue (rgb(57, 239, 239)). Its HSL value is 180° hue, 85% saturation and 58% lightness, and in CMYK it is 76% cyan, 0% magenta, 0% yellow and 6% black. #39EFEF is a cool color. Black text reads best on it, with a contrast ratio of 14.77:1.

Make a palette with #39EFEF

#39EFEF color conversion

HEX
RGB
HSL
HSB / HSV
HWB
CMYK
XYZ
CIELAB
CIELCh
CIELUV
OKLCH

Variations of #39EFEF

Shades

Mixed with black: richer and darker.

39EFEF30D0D028B1B11F9494177878105C5C094242042A2A011414000303

Tints

Mixed with white: lighter and softer.

39EFEF5EF1F178F3F28EF5F4A1F7F6B2F8F7C3FAF9D3FBFAE2FDFCF1FEFD

Tones

Mixed with gray: calmer and more muted.

39EFEF4DE4E35BD8D865CDCC6DC2C173B7B677ACAB7BA1A07D96957F8B8B

Hues

The same lightness and chroma, rotated around the color wheel.

97EB9A82EEAB6DF0BC58F1CE45F0DF39EFEF39EDFE77E5FF91E0FFA1DCFFADD9FF

Temperatures

Cooler on the left, warmer on the right.

2AD7F52DDCF430E1F333E6F136EAF039EFEF53ECE865E8E174E5D981E1D28CDECB

#39EFEF color harmonies

Complementary

The opposite hue — maximum contrast and energy.

39EFEFEF3939
Open in generator →

Split complementary

The two hues next to the complement — contrast with less tension.

39EFEFEF3994EF9439
Open in generator →

Analogous

Neighbouring hues — calm, cohesive and natural.

39EFEF39EF943994EF
Open in generator →

Triadic

Three hues evenly spaced at 120° — vibrant yet balanced.

39EFEFEF39EFEFEF39
Open in generator →

Tetradic

Two complementary pairs — rich, best with one dominant color.

39EFEF3939EFEF3939EFEF39
Open in generator →

Square

Four hues spaced at 90° — bold and playful.

39EFEF9439EFEF393994EF39
Open in generator →

#39EFEF for color-blind viewers (and dogs)

How #39EFEF appears with each type of color vision deficiency (Machado 2009 model) — and to your dog. Try the dog vision simulator →

  • Dog vision 73% similarHow dogs see it · simulated as #C5D0F0
  • Protanopia 71% similar1.3% of men, 0.02% of women · simulated as #DFE3EF
  • Protanomaly 78% similar1.3% of men, 0.02% of women · simulated as #C3E5F0
  • Deuteranopia 73% similar1.2% of men, 0.01% of women · simulated as #C5D0F0
  • Deuteranomaly 81% similar5% of men, 0.35% of women · simulated as #ACDCF0
  • Tritanopia 95% similar0.001% of men, 0.03% of women · simulated as #00F7EF
  • Tritanomaly 98% similar0.0001% of men, 0.0001% of women · simulated as #00F2EF
  • Achromatopsia 72% similar0.003% of men, 0.003% of women · simulated as #D8D8D8
  • Achromatomaly 79% similar0.001% of men, 0.001% of women · simulated as #C0DEDE

#39EFEF contrast checker

AaThe quick brown fox jumps over the lazy dog.
1.42:1 Very poor#39EFEF text on white
AA normalFailAAA normalFail
AA largeFailAAA largeFail
AaThe quick brown fox jumps over the lazy dog.
14.77:1 Super#39EFEF text on black
AA normalPassAAA normalPass
AA largePassAAA largePass

Need another background? Pick any pair in the palette generator and open the contrast panel.

Colors similar to #39EFEF

Palettes with #39EFEF

#39EFEF in CSS

/* Cold Light of Day */
.color { color: #39EFEF; }
.background { background-color: #39EFEF; }
.border { border: 1px solid #39EFEF; }

/* Other notations */
color: rgb(57 239 239);
color: hsl(180 85% 58%);
color: oklch(0.867 0.138 194.9);

#39EFEF FAQ

What color is #39EFEF?

#39EFEF is a very light, moderately saturated turquoise. Its closest named color is Cold Light of Day. It belongs to the turquoise color family and is a cool color.

What is the RGB value of #39EFEF?

#39EFEF is rgb(57, 239, 239) in RGB, hsl(180, 85%, 58%) in HSL and cmyk(76%, 0%, 0%, 6%) in CMYK.

What is the complementary color of #39EFEF?

The complementary color of #39EFEF is #EF3939, which sits opposite it on the color wheel.

Which text color works on #39EFEF?

Black text has the best contrast on #39EFEF: 14.77:1, which meets the WCAG AA requirement of 4.5:1 for normal text.

Is #39EFEF a warm or cool color?

#39EFEF is a cool color.