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Recognised as Colour

#1D202D

  • #1D202D
  • Blue
  • Dark
  • Nearest: Black

#1D202D is a blue with RGB values 29, 32, 45 and HSL 229°, 22%, 15%. It is a dark colour, so white text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1D202D#1D202D
HEX#1D202D
RGBrgb(29, 32, 45)
RGB (0–1)0.1137, 0.1255, 0.1765
RGB percentages11.4%, 12.5%, 17.6%
HSLhsl(228.8, 21.6%, 14.5%)
HSV / HSBhsv(228.8, 35.6%, 17.6%)
CMYK35.6%, 28.9%, 0%, 82.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,908,781
CSS custom property--colour: #1D202D;

Brightness & contrast

Relative luminance0.01484WCAG 2.x, 0 is black and 1 is white
Perceived brightness32.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.19:1
Contrast with white16.19:1WCAG normal text: AAA
Contrast with black1.3:1WCAG normal text: Fail
Greyscale equivalent#202020
Inverted#E2DFD2

Colour vision & accessibility

Protanopia#1C212Eno red cones; affects about 1% of men; ΔE 0.9 from the original
Deuteranopia#1B202Dno green cones; the most common form, about 1% of men; ΔE 0.8 from the original
Tritanopia#192224no blue cones; rare, and affects men and women equally; ΔE 8.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.19:1WCAG large text: AAA
Contrast with black, large text1.3:1WCAG large text: Fail

Named colours

Nearest named CSS colourBlack (#000000)ΔE 15.66, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#2D2A1D
Analogous#1D282D, #221D2D
Triadic#2D1D20, #202D1D
Split complementary#2D221D, #282D1D
Tetradic#2D1D28, #2D2A1D, #1D2D22

Tints, shades & saturation

Lighter +40%#727BA4
Lighter +30%#59628A
Lighter +20%#454C6B
Lighter +10%#31364C
Darker −10%#090A0E
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#141A36
Less saturated −25%#252525

Channel breakdown

R29
G32
B45
Red29 (11.4%)
Green32 (12.5%)
Blue45 (17.6%)
Hue228.75°
Saturation (HSL)21.62%
Lightness14.51%
Dominant channelBlue
Hex per channelR 1D · G 20 · B 2D

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Every value on this page was computed from “1d202d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.