Recognised as Colour
#90EFD5
- #90EFD5
- Cyan
- Light
- Nearest: Aquamarine
#90EFD5 is a cyan with RGB values 144, 239, 213 and HSL 164°, 75%, 75%. It is a light colour, so black text on it reaches 15.5:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.
Colour values
#90EFD5#90EFD5
HEX#90EFD5
RGBrgb(144, 239, 213)
RGB (0–1)0.5647, 0.9373, 0.8353
RGB percentages56.5%, 93.7%, 83.5%
HSLhsl(163.6, 74.8%, 75.1%)
HSV / HSBhsv(163.6, 39.7%, 93.7%)
CMYK39.7%, 0%, 10.9%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,498,581
CSS custom property--colour: #90EFD5;
Brightness & contrast
Relative luminance0.72466WCAG 2.x, 0 is black and 1 is white
Perceived brightness211.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.49:1
Contrast with white1.36:1WCAG normal text: Fail
Contrast with black15.49:1WCAG normal text: AAA
Greyscale equivalent#D9D9D9
Inverted#6F102A
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.36:1WCAG large text: Fail
Contrast with black, large text15.49:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#EF90AA
Analogous#90EFA5, #90DAEF
Triadic#D590EF, #EFD590
Split complementary#EF90DA, #EFA590
Tetradic#A690EF, #EF90AA, #DAEF90
Tints, shades & saturation
Channel breakdown
R144
G239
B213
Red144 (56.5%)
Green239 (93.7%)
Blue213 (83.5%)
Hue163.58°
Saturation (HSL)74.8%
Lightness75.1%
Dominant channelGreen
Hex per channelR 90 · G EF · B D5
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Harmonies
Similar named colours
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