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Colour

#E78D00

  • #E78D00
  • Orange
  • Dark
  • Nearest: Orange

#E78D00 is a orange with RGB values 231, 141, 0 and HSL 37°, 100%, 45%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Orange.

Colour values

#E78D00#E78D00
HEX#E78D00
RGBrgb(231, 141, 0)
RGB (0–1)0.9059, 0.5529, 0
RGB percentages90.6%, 55.3%, 0%
HSLhsl(36.6, 100%, 45.3%)
HSV / HSBhsv(36.6, 100%, 90.6%)
CMYK0%, 39%, 100%, 9.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,174,912
CSS custom property--colour: #E78D00;

Brightness & contrast

Relative luminance0.36039WCAG 2.x, 0 is black and 1 is white
Perceived brightness166.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.21:1
Contrast with white2.56:1WCAG normal text: Fail
Contrast with black8.21:1WCAG normal text: AAA
Greyscale equivalent#969696
Inverted#1872FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#AA9500no red cones; affects about 1% of men; ΔE 32.4 from the original
Deuteranopia#BFAA07no green cones; the most common form, about 1% of men; ΔE 33.1 from the original
Tritanopia#FD7778no blue cones; rare, and affects men and women equally; ΔE 53.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.56:1WCAG large text: Fail
Contrast with black, large text8.21:1WCAG large text: AAA

Named colours

Orange · ΔE 11.1Dark orange · ΔE 11.3Goldenrod · ΔE 18.7Dark goldenrod · ΔE 20.4Chocolate · ΔE 21.4Peru · ΔE 25.1
Nearest named CSS colourOrange (#FFA500)ΔE 11.13, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#005AE7
Analogous#E71900, #CDE700
Triadic#00E78D, #8D00E7
Split complementary#00CDE7, #1A00E7
Tetradic#00E71A, #005AE7, #E700CE

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFE2B4
Lighter +30%#FFCE81
Lighter +20%#FFBA4E
Lighter +10%#FFA61B
Darker −10%#B46E00
Darker −20%#814F00
Darker −30%#4E3000
Darker −40%#1B1000
More saturated +25%#E78D00
Less saturated −25%#CA871D

Channel breakdown

R231
G141
B0
Red231 (90.6%)
Green141 (55.3%)
Blue0 (0%)
Hue36.62°
Saturation (HSL)100%
Lightness45.29%
Dominant channelRed
Hex per channelR E7 · G 8D · B 00

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Every value on this page was computed from “e78d00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.