Colour
#0A0F90
- #0A0F90
- Blue
- Dark
- Nearest: Dark blue
#0A0F90 is a blue with RGB values 10, 15, 144 and HSL 238°, 87%, 30%. It is a dark colour, so white text on it reaches 14.2:1 contrast (AAA for normal text). The nearest named colour is Dark blue.
Colour values
#0A0F90#0A0F90
HEX#0A0F90
RGBrgb(10, 15, 144)
RGB (0–1)0.0392, 0.0588, 0.5647
RGB percentages3.9%, 5.9%, 56.5%
HSLhsl(237.8, 87%, 30.2%)
HSV / HSBhsv(237.8, 93.1%, 56.5%)
CMYK93.1%, 89.6%, 0%, 43.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer659,344
CSS custom property--colour: #0A0F90;
Brightness & contrast
Relative luminance0.0242WCAG 2.x, 0 is black and 1 is white
Perceived brightness50.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.15:1
Contrast with white14.15:1WCAG normal text: AAA
Contrast with black1.48:1WCAG normal text: Fail
Greyscale equivalent#171717
Inverted#F5F06F
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.15:1WCAG large text: AAA
Contrast with black, large text1.48:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#908B0A
Analogous#0A5290, #480A90
Triadic#900A0F, #0F900A
Split complementary#90480A, #52900A
Tetradic#900A52, #908B0A, #0A9048
Tints, shades & saturation
Channel breakdown
R10
G15
B144
Red10 (3.9%)
Green15 (5.9%)
Blue144 (56.5%)
Hue237.76°
Saturation (HSL)87.01%
Lightness30.2%
Dominant channelBlue
Hex per channelR 0A · G 0F · B 90
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