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Recognised as Colour

#10131C

  • #10131C
  • Blue
  • Dark
  • Nearest: Black

#10131C is a blue with RGB values 16, 19, 28 and HSL 225°, 27%, 9%. It is a dark colour, so white text on it reaches 18.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#10131C#10131C
HEX#10131C
RGBrgb(16, 19, 28)
RGB (0–1)0.0627, 0.0745, 0.1098
RGB percentages6.3%, 7.5%, 11%
HSLhsl(225, 27.3%, 8.6%)
HSV / HSBhsv(225, 42.9%, 11%)
CMYK42.9%, 32.1%, 0%, 89%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,053,468
CSS custom property--colour: #10131C;

Brightness & contrast

Relative luminance0.0066WCAG 2.x, 0 is black and 1 is white
Perceived brightness19.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.55:1
Contrast with white18.55:1WCAG normal text: AAA
Contrast with black1.13:1WCAG normal text: Fail
Greyscale equivalent#131313
Inverted#EFECE3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#10141Cno red cones; affects about 1% of men; ΔE 0.8 from the original
Deuteranopia#0F131Cno green cones; the most common form, about 1% of men; ΔE 0.4 from the original
Tritanopia#0D1516no blue cones; rare, and affects men and women equally; ΔE 6.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.55:1WCAG large text: AAA
Contrast with black, large text1.13:1WCAG large text: Fail

Named colours

Black · ΔE 8.9Dark slate grey · ΔE 28.5Dim grey · ΔE 39Slate grey · ΔE 47.2Gray · ΔE 48.1Dark slateblue · ΔE 50
Nearest named CSS colourBlack (#000000)ΔE 8.93, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1C1910
Analogous#10191C, #13101C
Triadic#1C1013, #131C10
Split complementary#1C1310, #191C10
Tetradic#1C1019, #1C1910, #101C13

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5A6B9E
Lighter +30%#48557D
Lighter +20%#353F5D
Lighter +10%#23293C
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0A1022
Less saturated −25%#161616

Channel breakdown

R16
G19
B28
Red16 (6.3%)
Green19 (7.5%)
Blue28 (11%)
Hue225°
Saturation (HSL)27.27%
Lightness8.63%
Dominant channelBlue
Hex per channelR 10 · G 13 · B 1C

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Every value on this page was computed from “10131c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.