Recognised as Colour
#031B85
- #031B85
- Blue
- Dark
- Nearest: Midnight blue
#031B85 is a blue with RGB values 3, 27, 133 and HSL 229°, 96%, 27%. It is a dark colour, so white text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.
Colour values
#031B85#031B85
HEX#031B85
RGBrgb(3, 27, 133)
RGB (0–1)0.0118, 0.1059, 0.5216
RGB percentages1.2%, 10.6%, 52.2%
HSLhsl(228.9, 95.6%, 26.7%)
HSV / HSBhsv(228.9, 97.7%, 52.2%)
CMYK97.7%, 79.7%, 0%, 47.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer203,653
CSS custom property--colour: #031B85;
Brightness & contrast
Relative luminance0.02497WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.01:1
Contrast with white14.01:1WCAG normal text: AAA
Contrast with black1.5:1WCAG normal text: Fail
Greyscale equivalent#1E1E1E
Inverted#FCE47A
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.01:1WCAG large text: AAA
Contrast with black, large text1.5:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#856D03
Analogous#035C85, #2C0385
Triadic#85031B, #1B8503
Split complementary#852C03, #5C8503
Tetradic#85035C, #856D03, #03852C
Tints, shades & saturation
Channel breakdown
R3
G27
B133
Red3 (1.2%)
Green27 (10.6%)
Blue133 (52.2%)
Hue228.92°
Saturation (HSL)95.59%
Lightness26.67%
Dominant channelBlue
Hex per channelR 03 · G 1B · B 85
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