Recognised as Colour
#1023B2
- #1023B2
- Blue
- Dark
- Nearest: Dark blue
#1023B2 is a blue with RGB values 16, 35, 178 and HSL 233°, 84%, 38%. It is a dark colour, so white text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Dark blue.
Colour values
#1023B2#1023B2
HEX#1023B2
RGBrgb(16, 35, 178)
RGB (0–1)0.0627, 0.1373, 0.698
RGB percentages6.3%, 13.7%, 69.8%
HSLhsl(233, 83.5%, 38%)
HSV / HSBhsv(233, 91%, 69.8%)
CMYK91%, 80.3%, 0%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,057,714
CSS custom property--colour: #1023B2;
Brightness & contrast
Relative luminance0.04527WCAG 2.x, 0 is black and 1 is white
Perceived brightness66.4 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#292929
Inverted#EFDC4D
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#B29F10
Analogous#1074B2, #4E10B2
Triadic#B21023, #23B210
Split complementary#B24E10, #74B210
Tetradic#B21074, #B29F10, #10B24E
Tints, shades & saturation
Channel breakdown
R16
G35
B178
Red16 (6.3%)
Green35 (13.7%)
Blue178 (69.8%)
Hue232.96°
Saturation (HSL)83.51%
Lightness38.04%
Dominant channelBlue
Hex per channelR 10 · G 23 · B B2
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