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Recognised as Colour

#0A2431

  • #0A2431
  • Blue
  • Dark
  • Nearest: Black

#0A2431 is a blue with RGB values 10, 36, 49 and HSL 200°, 66%, 12%. It is a dark colour, so white text on it reaches 16:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#0A2431#0A2431
HEX#0A2431
RGBrgb(10, 36, 49)
RGB (0–1)0.0392, 0.1412, 0.1922
RGB percentages3.9%, 14.1%, 19.2%
HSLhsl(200, 66.1%, 11.6%)
HSV / HSBhsv(200, 79.6%, 19.2%)
CMYK79.6%, 26.5%, 0%, 80.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer664,625
CSS custom property--colour: #0A2431;

Brightness & contrast

Relative luminance0.01548WCAG 2.x, 0 is black and 1 is white
Perceived brightness32.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.04:1
Contrast with white16.04:1WCAG normal text: AAA
Contrast with black1.31:1WCAG normal text: Fail
Greyscale equivalent#1F1F1F
Inverted#F5DBCE

Colour vision & accessibility

Protanopia#1E2432no red cones; affects about 1% of men; ΔE 6.6 from the original
Deuteranopia#182031no green cones; the most common form, about 1% of men; ΔE 6.9 from the original
Tritanopia#002728no blue cones; rare, and affects men and women equally; ΔE 10.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.04:1WCAG large text: AAA
Contrast with black, large text1.31:1WCAG large text: Fail

Named colours

Nearest named CSS colourBlack (#000000)ΔE 17.89, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#31170A
Analogous#0A312B, #0A1031
Triadic#310A24, #24310A
Split complementary#310A11, #312A0A
Tetradic#2A0A31, #31170A, #11310A

Tints, shades & saturation

Lighter +40%#329FD5
Lighter +30%#2481B0
Lighter +20%#1B6286
Lighter +10%#13435B
Darker −10%#010507
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#032638
Less saturated −25%#11222A

Channel breakdown

R10
G36
B49
Red10 (3.9%)
Green36 (14.1%)
Blue49 (19.2%)
Hue200°
Saturation (HSL)66.1%
Lightness11.57%
Dominant channelBlue
Hex per channelR 0A · G 24 · B 31

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Every value on this page was computed from “0a2431” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.