Recognised as Colour
#048CB1
- #048CB1
- Cyan
- Dark
- Nearest: Steel blue
#048CB1 is a cyan with RGB values 4, 140, 177 and HSL 193°, 96%, 35%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Steel blue.
Colour values
#048CB1#048CB1
HEX#048CB1
RGBrgb(4, 140, 177)
RGB (0–1)0.0157, 0.549, 0.6941
RGB percentages1.6%, 54.9%, 69.4%
HSLhsl(192.8, 95.6%, 35.5%)
HSV / HSBhsv(192.8, 97.7%, 69.4%)
CMYK97.7%, 20.9%, 0%, 30.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer298,161
CSS custom property--colour: #048CB1;
Brightness & contrast
Relative luminance0.21956WCAG 2.x, 0 is black and 1 is white
Perceived brightness122.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.39:1
Contrast with white3.9:1WCAG normal text: Fail
Contrast with black5.39:1WCAG normal text: AA
Greyscale equivalent#727272
Inverted#FB734E
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.9:1WCAG large text: AA
Contrast with black, large text5.39:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#B12904
Analogous#04B17F, #0436B1
Triadic#B1048C, #8CB104
Split complementary#B10436, #B17F04
Tetradic#7F04B1, #B12904, #36B104
Tints, shades & saturation
Channel breakdown
R4
G140
B177
Red4 (1.6%)
Green140 (54.9%)
Blue177 (69.4%)
Hue192.83°
Saturation (HSL)95.58%
Lightness35.49%
Dominant channelBlue
Hex per channelR 04 · G 8C · B B1
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