Recognised as Colour
#4B8988
- #4B8988
- Cyan
- Dark
- Nearest: Cadetblue
#4B8988 is a cyan with RGB values 75, 137, 136 and HSL 179°, 29%, 42%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Cadetblue.
Colour values
#4B8988#4B8988
HEX#4B8988
RGBrgb(75, 137, 136)
RGB (0–1)0.2941, 0.5373, 0.5333
RGB percentages29.4%, 53.7%, 53.3%
HSLhsl(179, 29.2%, 41.6%)
HSV / HSBhsv(179, 45.3%, 53.7%)
CMYK45.3%, 0%, 0.7%, 46.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,950,408
CSS custom property--colour: #4B8988;
Brightness & contrast
Relative luminance0.21165WCAG 2.x, 0 is black and 1 is white
Perceived brightness121.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.23:1
Contrast with white4.01:1WCAG normal text: Fail
Contrast with black5.23:1WCAG normal text: AA
Greyscale equivalent#7C7C7C
Inverted#B47677
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.01:1WCAG large text: AA
Contrast with black, large text5.23:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#894B4C
Analogous#4B8969, #4B6B89
Triadic#884B89, #89884B
Split complementary#894B6B, #89694B
Tetradic#694B89, #894B4C, #6B894B
Tints, shades & saturation
Channel breakdown
R75
G137
B136
Red75 (29.4%)
Green137 (53.7%)
Blue136 (53.3%)
Hue179.03°
Saturation (HSL)29.25%
Lightness41.57%
Dominant channelGreen
Hex per channelR 4B · G 89 · B 88
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