Recognised as Colour
#152BA3
- #152BA3
- Blue
- Dark
- Nearest: Navy
#152BA3 is a blue with RGB values 21, 43, 163 and HSL 231°, 77%, 36%. It is a dark colour, so white text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Navy.
Colour values
#152BA3#152BA3
HEX#152BA3
RGBrgb(21, 43, 163)
RGB (0–1)0.0824, 0.1686, 0.6392
RGB percentages8.2%, 16.9%, 63.9%
HSLhsl(230.7, 77.2%, 36.1%)
HSV / HSBhsv(230.7, 87.1%, 63.9%)
CMYK87.1%, 73.6%, 0%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,387,427
CSS custom property--colour: #152BA3;
Brightness & contrast
Relative luminance0.04532WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.02:1
Contrast with white11.02:1WCAG normal text: AAA
Contrast with black1.91:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#EAD45C
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.02:1WCAG large text: AAA
Contrast with black, large text1.91:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#A38D15
Analogous#1572A3, #4615A3
Triadic#A3152B, #2BA315
Split complementary#A34615, #72A315
Tetradic#A31572, #A38D15, #15A346
Tints, shades & saturation
Channel breakdown
R21
G43
B163
Red21 (8.2%)
Green43 (16.9%)
Blue163 (63.9%)
Hue230.7°
Saturation (HSL)77.17%
Lightness36.08%
Dominant channelBlue
Hex per channelR 15 · G 2B · B A3
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