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Recognised as Colour

#EA8311

  • #EA8311
  • Orange
  • Dark
  • Nearest: Dark orange

#EA8311 is a orange with RGB values 234, 131, 17 and HSL 32°, 86%, 49%. It is a dark colour, so black text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Dark orange.

Colour values

#EA8311#EA8311
HEX#EA8311
RGBrgb(234, 131, 17)
RGB (0–1)0.9176, 0.5137, 0.0667
RGB percentages91.8%, 51.4%, 6.7%
HSLhsl(31.5, 86.5%, 49.2%)
HSV / HSBhsv(31.5, 92.7%, 91.8%)
CMYK0%, 44%, 92.7%, 8.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,368,977
CSS custom property--colour: #EA8311;

Brightness & contrast

Relative luminance0.33765WCAG 2.x, 0 is black and 1 is white
Perceived brightness162.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.75:1
Contrast with white2.71:1WCAG normal text: Fail
Contrast with black7.75:1WCAG normal text: AAA
Greyscale equivalent#919191
Inverted#157CEE

Colour vision & accessibility

Protanopia#A28F00no red cones; affects about 1% of men; ΔE 39.1 from the original
Deuteranopia#BBA611no green cones; the most common form, about 1% of men; ΔE 39.3 from the original
Tritanopia#FF6B70no blue cones; rare, and affects men and women equally; ΔE 48.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.71:1WCAG large text: Fail
Contrast with black, large text7.75:1WCAG large text: AAA

Named colours

Nearest named CSS colourDark orange (#FF8C00)ΔE 9.22, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#1178EA
Analogous#EA1711, #E4EA11
Triadic#11EA83, #8311EA
Split complementary#11E4EA, #1711EA
Tetradic#11EA17, #1178EA, #EA11E4

Tints, shades & saturation

Lighter +40%#FBE5CC
Lighter +30%#F8CC9C
Lighter +20%#F4B46D
Lighter +10%#F19C3D
Darker −10%#BA680E
Darker −20%#8B4E0A
Darker −30%#5B3307
Darker −40%#2C1903
More saturated +25%#FB8400
Less saturated −25%#CB8130

Channel breakdown

R234
G131
B17
Red234 (91.8%)
Green131 (51.4%)
Blue17 (6.7%)
Hue31.52°
Saturation (HSL)86.45%
Lightness49.22%
Dominant channelRed
Hex per channelR EA · G 83 · B 11

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Every value on this page was computed from “ea8311” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.