Colour
#0031C0
- #0031C0
- Blue
- Dark
- Nearest: Dark blue
#0031C0 is a blue with RGB values 0, 49, 192 and HSL 225°, 100%, 38%. It is a dark colour, so white text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Dark blue.
Colour values
#0031C0#0031C0
HEX#0031C0
RGBrgb(0, 49, 192)
RGB (0–1)0, 0.1922, 0.7529
RGB percentages0%, 19.2%, 75.3%
HSLhsl(224.7, 100%, 37.6%)
HSV / HSBhsv(224.7, 100%, 75.3%)
CMYK100%, 74.5%, 0%, 24.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,736
CSS custom property--colour: #0031C0;
Brightness & contrast
Relative luminance0.06002WCAG 2.x, 0 is black and 1 is white
Perceived brightness74.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.54:1
Contrast with white9.54:1WCAG normal text: AAA
Contrast with black2.2:1WCAG normal text: Fail
Greyscale equivalent#313131
Inverted#FFCE3F
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.54:1WCAG large text: AAA
Contrast with black, large text2.2:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#C08F00
Analogous#0091C0, #2F00C0
Triadic#C00031, #31C000
Split complementary#C02F00, #91C000
Tetradic#C00091, #C08F00, #00C02F
Tints, shades & saturation
Channel breakdown
R0
G49
B192
Red0 (0%)
Green49 (19.2%)
Blue192 (75.3%)
Hue224.69°
Saturation (HSL)100%
Lightness37.65%
Dominant channelBlue
Hex per channelR 00 · G 31 · B C0
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