Recognised as Colour
#011589
- #011589
- Blue
- Dark
- Nearest: Navy
#011589 is a blue with RGB values 1, 21, 137 and HSL 231°, 99%, 27%. It is a dark colour, so white text on it reaches 14.3:1 contrast (AAA for normal text). The nearest named colour is Navy.
Colour values
#011589#011589
HEX#011589
RGBrgb(1, 21, 137)
RGB (0–1)0.0039, 0.0824, 0.5373
RGB percentages0.4%, 8.2%, 53.7%
HSLhsl(231.2, 98.6%, 27.1%)
HSV / HSBhsv(231.2, 99.3%, 53.7%)
CMYK99.3%, 84.7%, 0%, 46.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer71,049
CSS custom property--colour: #011589;
Brightness & contrast
Relative luminance0.02349WCAG 2.x, 0 is black and 1 is white
Perceived brightness49 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.29:1
Contrast with white14.29:1WCAG normal text: AAA
Contrast with black1.47:1WCAG normal text: Fail
Greyscale equivalent#191919
Inverted#FEEA76
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.29:1WCAG large text: AAA
Contrast with black, large text1.47:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#897501
Analogous#015989, #310189
Triadic#890115, #158901
Split complementary#893101, #598901
Tetradic#890159, #897501, #018931
Tints, shades & saturation
Channel breakdown
R1
G21
B137
Red1 (0.4%)
Green21 (8.2%)
Blue137 (53.7%)
Hue231.18°
Saturation (HSL)98.55%
Lightness27.06%
Dominant channelBlue
Hex per channelR 01 · G 15 · B 89
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