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Recognised as Colour

#E75C10

  • #E75C10
  • Orange
  • Dark
  • Nearest: Chocolate

#E75C10 is a orange with RGB values 231, 92, 16 and HSL 21°, 87%, 48%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#E75C10#E75C10
HEX#E75C10
RGBrgb(231, 92, 16)
RGB (0–1)0.9059, 0.3608, 0.0627
RGB percentages90.6%, 36.1%, 6.3%
HSLhsl(21.2, 87%, 48.4%)
HSV / HSBhsv(21.2, 93.1%, 90.6%)
CMYK0%, 60.2%, 93.1%, 9.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,162,384
CSS custom property--colour: #E75C10;

Brightness & contrast

Relative luminance0.24681WCAG 2.x, 0 is black and 1 is white
Perceived brightness144.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.94:1
Contrast with white3.54:1WCAG normal text: Fail
Contrast with black5.94:1WCAG normal text: AA
Greyscale equivalent#747474
Inverted#18A3EF

Colour vision & accessibility

Protanopia#857400no red cones; affects about 1% of men; ΔE 56.2 from the original
Deuteranopia#A79401no green cones; the most common form, about 1% of men; ΔE 56.9 from the original
Tritanopia#FE3750no blue cones; rare, and affects men and women equally; ΔE 36.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.54:1WCAG large text: AA
Contrast with black, large text5.94:1WCAG large text: AAA

Named colours

Nearest named CSS colourChocolate (#D2691E)ΔE 15.35, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#109BE7
Analogous#E7102F, #E7C810
Triadic#10E75C, #5C10E7
Split complementary#10E7C7, #1030E7
Tetradic#2FE710, #109BE7, #C710E7

Tints, shades & saturation

Lighter +40%#FBDAC8
Lighter +30%#F8BA98
Lighter +20%#F59A68
Lighter +10%#F17A39
Darker −10%#B7490D
Darker −20%#883609
Darker −30%#582306
Darker −40%#281003
More saturated +25%#F75700
Less saturated −25%#C8652F

Channel breakdown

R231
G92
B16
Red231 (90.6%)
Green92 (36.1%)
Blue16 (6.3%)
Hue21.21°
Saturation (HSL)87.04%
Lightness48.43%
Dominant channelRed
Hex per channelR E7 · G 5C · B 10

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Every value on this page was computed from “e75c10” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.