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Colour

#D37E31

  • #D37E31
  • Orange
  • Dark
  • Nearest: Peru

#D37E31 is a orange with RGB values 211, 126, 49 and HSL 29°, 65%, 51%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Peru.

Colour values

#D37E31#D37E31
HEX#D37E31
RGBrgb(211, 126, 49)
RGB (0–1)0.8275, 0.4941, 0.1922
RGB percentages82.7%, 49.4%, 19.2%
HSLhsl(28.5, 64.8%, 51%)
HSV / HSBhsv(28.5, 76.8%, 82.7%)
CMYK0%, 40.3%, 76.8%, 17.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,860,401
CSS custom property--colour: #D37E31;

Brightness & contrast

Relative luminance0.28992WCAG 2.x, 0 is black and 1 is white
Perceived brightness151.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.8:1
Contrast with white3.09:1WCAG normal text: Fail
Contrast with black6.8:1WCAG normal text: AA
Greyscale equivalent#8B8B8B
Inverted#2C81CE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#988726no red cones; affects about 1% of men; ΔE 32 from the original
Deuteranopia#AC9A31no green cones; the most common form, about 1% of men; ΔE 32.4 from the original
Tritanopia#E76B6Eno blue cones; rare, and affects men and women equally; ΔE 38.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.09:1WCAG large text: AA
Contrast with black, large text6.8:1WCAG large text: AAA

Named colours

Peru · ΔE 8Chocolate · ΔE 11.5Sandy brown · ΔE 15.3Dark goldenrod · ΔE 19.5Coral · ΔE 20.4Light salmon · ΔE 24
Nearest named CSS colourPeru (#CD853F)ΔE 8.04, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3186D3
Analogous#D33135, #D3CF31
Triadic#31D37E, #7E31D3
Split complementary#31D3CF, #3135D3
Tetradic#35D331, #3186D3, #CF31D3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F7E7D9
Lighter +30%#EECDAF
Lighter +20%#E5B385
Lighter +10%#DC985B
Darker −10%#AC6525
Darker −20%#824C1C
Darker −30%#583413
Darker −40%#2E1B0A
More saturated +25%#F27C12
Less saturated −25%#B48050

Channel breakdown

R211
G126
B49
Red211 (82.7%)
Green126 (49.4%)
Blue49 (19.2%)
Hue28.52°
Saturation (HSL)64.8%
Lightness50.98%
Dominant channelRed
Hex per channelR D3 · G 7E · B 31

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Every value on this page was computed from “d37e31” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.