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Recognised as Colour

#E77E00

  • #E77E00
  • Orange
  • Dark
  • Nearest: Dark orange

#E77E00 is a orange with RGB values 231, 126, 0 and HSL 33°, 100%, 45%. It is a dark colour, so black text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Dark orange.

Colour values

#E77E00#E77E00
HEX#E77E00
RGBrgb(231, 126, 0)
RGB (0–1)0.9059, 0.4941, 0
RGB percentages90.6%, 49.4%, 0%
HSLhsl(32.7, 100%, 45.3%)
HSV / HSBhsv(32.7, 100%, 90.6%)
CMYK0%, 45.5%, 100%, 9.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,171,072
CSS custom property--colour: #E77E00;

Brightness & contrast

Relative luminance0.31911WCAG 2.x, 0 is black and 1 is white
Perceived brightness159 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.38:1
Contrast with white2.84:1WCAG normal text: Fail
Contrast with black7.38:1WCAG normal text: AAA
Greyscale equivalent#8B8B8B
Inverted#1881FF

Colour vision & accessibility

Protanopia#9E8A00no red cones; affects about 1% of men; ΔE 40 from the original
Deuteranopia#B7A300no green cones; the most common form, about 1% of men; ΔE 40.9 from the original
Tritanopia#FE666Bno blue cones; rare, and affects men and women equally; ΔE 48.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.84:1WCAG large text: Fail
Contrast with black, large text7.38:1WCAG large text: AAA

Named colours

Nearest named CSS colourDark orange (#FF8C00)ΔE 8.65, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#0069E7
Analogous#E70B00, #DCE700
Triadic#00E77E, #7E00E7
Split complementary#00DCE7, #0B00E7
Tetradic#00E70B, #0069E7, #E700DC

Tints, shades & saturation

Lighter +40%#FFDDB4
Lighter +30%#FFC681
Lighter +20%#FFAF4E
Lighter +10%#FF971B
Darker −10%#B46200
Darker −20%#814600
Darker −30%#4E2B00
Darker −40%#1B0F00
More saturated +25%#E77E00
Less saturated −25%#CA7B1D

Channel breakdown

R231
G126
B0
Red231 (90.6%)
Green126 (49.4%)
Blue0 (0%)
Hue32.73°
Saturation (HSL)100%
Lightness45.29%
Dominant channelRed
Hex per channelR E7 · G 7E · B 00

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Every value on this page was computed from “e77e00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.