Colour
#99FFEF
- #99FFEF
- Cyan
- Light
- Nearest: Pale turquoise
#99FFEF is a cyan with RGB values 153, 255, 239 and HSL 171°, 100%, 80%. It is a light colour, so black text on it reaches 17.9:1 contrast (AAA for normal text). The nearest named colour is Pale turquoise.
Colour values
#99FFEF#99FFEF
HEX#99FFEF
RGBrgb(153, 255, 239)
RGB (0–1)0.6, 1, 0.9373
RGB percentages60%, 100%, 93.7%
HSLhsl(170.6, 100%, 80%)
HSV / HSBhsv(170.6, 40%, 100%)
CMYK40%, 0%, 6.3%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,092,527
CSS custom property--colour: #99FFEF;
Brightness & contrast
Relative luminance0.84524WCAG 2.x, 0 is black and 1 is white
Perceived brightness227.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 17.9:1
Contrast with white1.17:1WCAG normal text: Fail
Contrast with black17.9:1WCAG normal text: AAA
Greyscale equivalent#E8E8E8
Inverted#660010
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.17:1WCAG large text: Fail
Contrast with black, large text17.9:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#FF99A9
Analogous#99FFBC, #99DCFF
Triadic#EF99FF, #FFEF99
Split complementary#FF99DC, #FFBC99
Tetradic#BC99FF, #FF99A9, #DCFF99
Tints, shades & saturation
Channel breakdown
R153
G255
B239
Red153 (60%)
Green255 (100%)
Blue239 (93.7%)
Hue170.59°
Saturation (HSL)100%
Lightness80%
Dominant channelGreen
Hex per channelR 99 · G FF · B EF
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Harmonies
Similar named colours
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