Recognised as Colour
#4D8181
- #4D8181
- Cyan
- Dark
- Nearest: Cadetblue
#4D8181 is a cyan with RGB values 77, 129, 129 and HSL 180°, 25%, 40%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Cadetblue.
Colour values
#4D8181#4D8181
HEX#4D8181
RGBrgb(77, 129, 129)
RGB (0–1)0.302, 0.5059, 0.5059
RGB percentages30.2%, 50.6%, 50.6%
HSLhsl(180, 25.2%, 40.4%)
HSV / HSBhsv(180, 40.3%, 50.6%)
CMYK40.3%, 0%, 0%, 49.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,079,425
CSS custom property--colour: #4D8181;
Brightness & contrast
Relative luminance0.18863WCAG 2.x, 0 is black and 1 is white
Perceived brightness115.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.77:1
Contrast with white4.4:1WCAG normal text: Fail
Contrast with black4.77:1WCAG normal text: AA
Greyscale equivalent#767676
Inverted#B27E7E
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.4:1WCAG large text: AA
Contrast with black, large text4.77:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#814D4D
Analogous#4D8167, #4D6781
Triadic#814D81, #81814D
Split complementary#814D67, #81674D
Tetradic#674D81, #814D4D, #67814D
Tints, shades & saturation
Channel breakdown
R77
G129
B129
Red77 (30.2%)
Green129 (50.6%)
Blue129 (50.6%)
Hue180°
Saturation (HSL)25.24%
Lightness40.39%
Dominant channelGreen and Blue
Hex per channelR 4D · G 81 · B 81
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