Colour
#010390
- #010390
- Blue
- Dark
- Nearest: Dark blue
#010390 is a blue with RGB values 1, 3, 144 and HSL 239°, 99%, 28%. It is a dark colour, so white text on it reaches 14.8:1 contrast (AAA for normal text). The nearest named colour is Dark blue.
Colour values
#010390#010390
HEX#010390
RGBrgb(1, 3, 144)
RGB (0–1)0.0039, 0.0118, 0.5647
RGB percentages0.4%, 1.2%, 56.5%
HSLhsl(239.2, 98.6%, 28.4%)
HSV / HSBhsv(239.2, 99.3%, 56.5%)
CMYK99.3%, 97.9%, 0%, 43.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer66,448
CSS custom property--colour: #010390;
Brightness & contrast
Relative luminance0.02085WCAG 2.x, 0 is black and 1 is white
Perceived brightness48.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.82:1
Contrast with white14.82:1WCAG normal text: AAA
Contrast with black1.42:1WCAG normal text: Fail
Greyscale equivalent#0D0D0D
Inverted#FEFC6F
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.82:1WCAG large text: AAA
Contrast with black, large text1.42:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#908E01
Analogous#014B90, #460190
Triadic#900103, #039001
Split complementary#904601, #4B9001
Tetradic#90014B, #908E01, #019046
Tints, shades & saturation
Channel breakdown
R1
G3
B144
Red1 (0.4%)
Green3 (1.2%)
Blue144 (56.5%)
Hue239.16°
Saturation (HSL)98.62%
Lightness28.43%
Dominant channelBlue
Hex per channelR 01 · G 03 · B 90
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