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Recognised as Colour

#CD3D2E

  • #CD3D2E
  • Red
  • Dark
  • Nearest: Firebrick

#CD3D2E is a red with RGB values 205, 61, 46 and HSL 6°, 63%, 49%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#CD3D2E#CD3D2E
HEX#CD3D2E
RGBrgb(205, 61, 46)
RGB (0–1)0.8039, 0.2392, 0.1804
RGB percentages80.4%, 23.9%, 18%
HSLhsl(5.7, 63.3%, 49.2%)
HSV / HSBhsv(5.7, 77.6%, 80.4%)
CMYK0%, 70.2%, 77.6%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,450,542
CSS custom property--colour: #CD3D2E;

Brightness & contrast

Relative luminance0.16514WCAG 2.x, 0 is black and 1 is white
Perceived brightness122.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.88:1
Contrast with white4.88:1WCAG normal text: AA
Contrast with black4.3:1WCAG normal text: Fail
Greyscale equivalent#5B5B5B
Inverted#32C2D1

Colour vision & accessibility

Protanopia#675D2Bno red cones; affects about 1% of men; ΔE 60.6 from the original
Deuteranopia#8B7D28no green cones; the most common form, about 1% of men; ΔE 60.9 from the original
Tritanopia#E2003Bno blue cones; rare, and affects men and women equally; ΔE 19.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.88:1WCAG large text: AAA
Contrast with black, large text4.3:1WCAG large text: AA

Named colours

Nearest named CSS colourFirebrick (#B22222)ΔE 9.34, clearly different but related
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#2EBECD
Analogous#CD2E6E, #CD8D2E
Triadic#2ECD3D, #3D2ECD
Split complementary#2ECD8C, #2E6FCD
Tetradic#6FCD2E, #2EBECD, #8D2ECD

Tints, shades & saturation

Lighter +40%#F5D5D2
Lighter +30%#ECAFA8
Lighter +20%#E2887F
Lighter +10%#D96255
Darker −10%#A33125
Darker −20%#7A241B
Darker −30%#501812
Darker −40%#260B09
More saturated +25%#EC240F
Less saturated −25%#AE564D

Channel breakdown

R205
G61
B46
Red205 (80.4%)
Green61 (23.9%)
Blue46 (18%)
Hue5.66°
Saturation (HSL)63.35%
Lightness49.22%
Dominant channelRed
Hex per channelR CD · G 3D · B 2E

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Every value on this page was computed from “cd3d2e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.