Colour
#048A88
- #048A88
- Cyan
- Dark
- Nearest: Dark cyan
#048A88 is a cyan with RGB values 4, 138, 136 and HSL 179°, 94%, 28%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Dark cyan.
Colour values
#048A88#048A88
HEX#048A88
RGBrgb(4, 138, 136)
RGB (0–1)0.0157, 0.5412, 0.5333
RGB percentages1.6%, 54.1%, 53.3%
HSLhsl(179.1, 94.4%, 27.8%)
HSV / HSBhsv(179.1, 97.1%, 54.1%)
CMYK97.1%, 0%, 1.4%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer297,608
CSS custom property--colour: #048A88;
Brightness & contrast
Relative luminance0.1998WCAG 2.x, 0 is black and 1 is white
Perceived brightness115.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5:1
Contrast with white4.2:1WCAG normal text: Fail
Contrast with black5:1WCAG normal text: AA
Greyscale equivalent#6D6D6D
Inverted#FB7577
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.2:1WCAG large text: AA
Contrast with black, large text5:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#8A0406
Analogous#048A45, #04498A
Triadic#88048A, #8A8804
Split complementary#8A0449, #8A4504
Tetradic#45048A, #8A0406, #498A04
Tints, shades & saturation
Channel breakdown
R4
G138
B136
Red4 (1.6%)
Green138 (54.1%)
Blue136 (53.3%)
Hue179.1°
Saturation (HSL)94.37%
Lightness27.84%
Dominant channelGreen
Hex per channelR 04 · G 8A · B 88
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