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Colour

#D28131

  • #D28131
  • Orange
  • Dark
  • Nearest: Peru

#D28131 is a orange with RGB values 210, 129, 49 and HSL 30°, 64%, 51%. It is a dark colour, so black text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Peru.

Colour values

#D28131#D28131
HEX#D28131
RGBrgb(210, 129, 49)
RGB (0–1)0.8235, 0.5059, 0.1922
RGB percentages82.4%, 50.6%, 19.2%
HSLhsl(29.8, 64.1%, 50.8%)
HSV / HSBhsv(29.8, 76.7%, 82.4%)
CMYK0%, 38.6%, 76.7%, 17.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,795,633
CSS custom property--colour: #D28131;

Brightness & contrast

Relative luminance0.29624WCAG 2.x, 0 is black and 1 is white
Perceived brightness152.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.92:1
Contrast with white3.03:1WCAG normal text: Fail
Contrast with black6.92:1WCAG normal text: AA
Greyscale equivalent#8C8C8C
Inverted#2D7ECE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9A8926no red cones; affects about 1% of men; ΔE 30.1 from the original
Deuteranopia#AD9B32no green cones; the most common form, about 1% of men; ΔE 30.4 from the original
Tritanopia#E56F71no blue cones; rare, and affects men and women equally; ΔE 39.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.03:1WCAG large text: AA
Contrast with black, large text6.92:1WCAG large text: AAA

Named colours

Peru · ΔE 7.1Chocolate · ΔE 13.4Sandy brown · ΔE 14.7Dark goldenrod · ΔE 17.6Coral · ΔE 22.2Goldenrod · ΔE 24
Nearest named CSS colourPeru (#CD853F)ΔE 7.13, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3182D2
Analogous#D23131, #D2D131
Triadic#31D281, #8131D2
Split complementary#31D2D1, #3132D2
Tetradic#32D231, #3182D2, #D231D2

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F7E7D8
Lighter +30%#EDCEAF
Lighter +20%#E4B485
Lighter +10%#DB9B5B
Darker −10%#AB6825
Darker −20%#814E1C
Darker −30%#573513
Darker −40%#2D1B0A
More saturated +25%#F18112
Less saturated −25%#B38150

Channel breakdown

R210
G129
B49
Red210 (82.4%)
Green129 (50.6%)
Blue49 (19.2%)
Hue29.81°
Saturation (HSL)64.14%
Lightness50.78%
Dominant channelRed
Hex per channelR D2 · G 81 · B 31

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Every value on this page was computed from “d28131” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.