Colour
#0313A4
- #0313A4
- Blue
- Dark
- Nearest: Dark blue
#0313A4 is a blue with RGB values 3, 19, 164 and HSL 234°, 96%, 33%. It is a dark colour, so white text on it reaches 12.9:1 contrast (AAA for normal text). The nearest named colour is Dark blue.
Colour values
#0313A4#0313A4
HEX#0313A4
RGBrgb(3, 19, 164)
RGB (0–1)0.0118, 0.0745, 0.6431
RGB percentages1.2%, 7.5%, 64.3%
HSLhsl(234, 96.4%, 32.7%)
HSV / HSBhsv(234, 98.2%, 64.3%)
CMYK98.2%, 88.4%, 0%, 35.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer201,636
CSS custom property--colour: #0313A4;
Brightness & contrast
Relative luminance0.03165WCAG 2.x, 0 is black and 1 is white
Perceived brightness57.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.86:1
Contrast with white12.86:1WCAG normal text: AAA
Contrast with black1.63:1WCAG normal text: Fail
Greyscale equivalent#1A1A1A
Inverted#FCEC5B
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.86:1WCAG large text: AAA
Contrast with black, large text1.63:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#A49403
Analogous#0364A4, #4303A4
Triadic#A40313, #13A403
Split complementary#A44303, #64A403
Tetradic#A40364, #A49403, #03A443
Tints, shades & saturation
Channel breakdown
R3
G19
B164
Red3 (1.2%)
Green19 (7.5%)
Blue164 (64.3%)
Hue234.04°
Saturation (HSL)96.41%
Lightness32.75%
Dominant channelBlue
Hex per channelR 03 · G 13 · B A4
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