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Recognised as Colour

#143D3D

  • #143D3D
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#143D3D is a cyan with RGB values 20, 61, 61 and HSL 180°, 51%, 16%. It is a dark colour, so white text on it reaches 11.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#143D3D#143D3D
HEX#143D3D
RGBrgb(20, 61, 61)
RGB (0–1)0.0784, 0.2392, 0.2392
RGB percentages7.8%, 23.9%, 23.9%
HSLhsl(180, 50.6%, 15.9%)
HSV / HSBhsv(180, 67.2%, 23.9%)
CMYK67.2%, 0%, 0%, 76.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,326,397
CSS custom property--colour: #143D3D;

Brightness & contrast

Relative luminance0.03823WCAG 2.x, 0 is black and 1 is white
Perceived brightness52.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.9:1
Contrast with white11.9:1WCAG normal text: AAA
Contrast with black1.76:1WCAG normal text: Fail
Greyscale equivalent#343434
Inverted#EBC2C2

Colour vision & accessibility

Protanopia#393A3Dno red cones; affects about 1% of men; ΔE 14.5 from the original
Deuteranopia#32353Dno green cones; the most common form, about 1% of men; ΔE 14.8 from the original
Tritanopia#003F3Dno blue cones; rare, and affects men and women equally; ΔE 4.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.9:1WCAG large text: AAA
Contrast with black, large text1.76:1WCAG large text: Fail

Named colours

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 8.52, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#3D1414
Analogous#143D29, #14293D
Triadic#3D143D, #3D3D14
Split complementary#3D1429, #3D2914
Tetradic#29143D, #3D1414, #293D14

Tints, shades & saturation

Lighter +40%#56C7C7
Lighter +30%#3AB0B0
Lighter +20%#2D8A8A
Lighter +10%#216363
Darker −10%#071717
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0A4747
Less saturated −25%#1E3333

Channel breakdown

R20
G61
B61
Red20 (7.8%)
Green61 (23.9%)
Blue61 (23.9%)
Hue180°
Saturation (HSL)50.62%
Lightness15.88%
Dominant channelGreen and Blue
Hex per channelR 14 · G 3D · B 3D

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Every value on this page was computed from “143d3d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.