Recognised as Colour
#39DDAB
- #39DDAB
- Cyan
- Light
- Nearest: Aquamarine
#39DDAB is a cyan with RGB values 57, 221, 171 and HSL 162°, 71%, 55%. It is a light colour, so black text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.
Colour values
#39DDAB#39DDAB
HEX#39DDAB
RGBrgb(57, 221, 171)
RGB (0–1)0.2235, 0.8667, 0.6706
RGB percentages22.4%, 86.7%, 67.1%
HSLhsl(161.7, 70.7%, 54.5%)
HSV / HSBhsv(161.7, 74.2%, 86.7%)
CMYK74.2%, 0%, 22.6%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,792,299
CSS custom property--colour: #39DDAB;
Brightness & contrast
Relative luminance0.55523WCAG 2.x, 0 is black and 1 is white
Perceived brightness181.6 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.1:1
Contrast with white1.73:1WCAG normal text: Fail
Contrast with black12.1:1WCAG normal text: AAA
Greyscale equivalent#B7B7B7
Inverted#C62254
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.73:1WCAG large text: Fail
Contrast with black, large text12.1:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#DD396B
Analogous#39DD59, #39BDDD
Triadic#AB39DD, #DDAB39
Split complementary#DD39BD, #DD5939
Tetradic#5939DD, #DD396B, #BDDD39
Tints, shades & saturation
Channel breakdown
R57
G221
B171
Red57 (22.4%)
Green221 (86.7%)
Blue171 (67.1%)
Hue161.71°
Saturation (HSL)70.69%
Lightness54.51%
Dominant channelGreen
Hex per channelR 39 · G DD · B AB
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Harmonies
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