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Recognised as Colour

#D55C1E

  • #D55C1E
  • Orange
  • Dark
  • Nearest: Chocolate

#D55C1E is a orange with RGB values 213, 92, 30 and HSL 20°, 75%, 48%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#D55C1E#D55C1E
HEX#D55C1E
RGBrgb(213, 92, 30)
RGB (0–1)0.8353, 0.3608, 0.1176
RGB percentages83.5%, 36.1%, 11.8%
HSLhsl(20.3, 75.3%, 47.6%)
HSV / HSBhsv(20.3, 85.9%, 83.5%)
CMYK0%, 56.8%, 85.9%, 16.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,982,750
CSS custom property--colour: #D55C1E;

Brightness & contrast

Relative luminance0.21894WCAG 2.x, 0 is black and 1 is white
Perceived brightness136.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.38:1
Contrast with white3.9:1WCAG normal text: Fail
Contrast with black5.38:1WCAG normal text: AA
Greyscale equivalent#717171
Inverted#2AA3E1

Colour vision & accessibility

Protanopia#7F7012no red cones; affects about 1% of men; ΔE 49.6 from the original
Deuteranopia#9C8B18no green cones; the most common form, about 1% of men; ΔE 50.3 from the original
Tritanopia#EA3F50no blue cones; rare, and affects men and women equally; ΔE 32.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.9:1WCAG large text: AA
Contrast with black, large text5.38:1WCAG large text: AAA

Named colours

Nearest named CSS colourChocolate (#D2691E)ΔE 8.03, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#1E97D5
Analogous#D51E3C, #D5B71E
Triadic#1ED55C, #5C1ED5
Split complementary#1ED5B8, #1E3CD5
Tetradic#3CD51E, #1E97D5, #B81ED5

Tints, shades & saturation

Lighter +40%#F7D8C8
Lighter +30%#F1B89B
Lighter +20%#EB986E
Lighter +10%#E47942
Darker −10%#A84918
Darker −20%#7C3511
Darker −30%#4F220B
Darker −40%#220F05
More saturated +25%#F35200
Less saturated −25%#B7663C

Channel breakdown

R213
G92
B30
Red213 (83.5%)
Green92 (36.1%)
Blue30 (11.8%)
Hue20.33°
Saturation (HSL)75.31%
Lightness47.65%
Dominant channelRed
Hex per channelR D5 · G 5C · B 1E

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Every value on this page was computed from “d55c1e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.