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Colour

#CA871C

  • #CA871C
  • Orange
  • Dark
  • Nearest: Dark goldenrod

#CA871C is a orange with RGB values 202, 135, 28 and HSL 37°, 76%, 45%. It is a dark colour, so black text on it reaches 7:1 contrast (AA for normal text). The nearest named colour is Dark goldenrod.

Colour values

#CA871C#CA871C
HEX#CA871C
RGBrgb(202, 135, 28)
RGB (0–1)0.7922, 0.5294, 0.1098
RGB percentages79.2%, 52.9%, 11%
HSLhsl(36.9, 75.7%, 45.1%)
HSV / HSBhsv(36.9, 86.1%, 79.2%)
CMYK0%, 33.2%, 86.1%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,272,860
CSS custom property--colour: #CA871C;

Brightness & contrast

Relative luminance0.29968WCAG 2.x, 0 is black and 1 is white
Perceived brightness151.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.99:1
Contrast with white3:1WCAG normal text: Fail
Contrast with black6.99:1WCAG normal text: AA
Greyscale equivalent#8E8E8E
Inverted#3578E3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9E8B00no red cones; affects about 1% of men; ΔE 22.9 from the original
Deuteranopia#AE9B20no green cones; the most common form, about 1% of men; ΔE 23.4 from the original
Tritanopia#DD7674no blue cones; rare, and affects men and women equally; ΔE 47.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3:1WCAG large text: AA
Contrast with black, large text6.99:1WCAG large text: AAA

Named colours

Dark goldenrod · ΔE 8.2Peru · ΔE 14.2Goldenrod · ΔE 14.8Sandy brown · ΔE 20Chocolate · ΔE 20.8Orange · ΔE 22.8
Nearest named CSS colourDark goldenrod (#B8860B)ΔE 8.22, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1C5FCA
Analogous#CA301C, #B6CA1C
Triadic#1CCA87, #871CCA
Split complementary#1CB6CA, #301CCA
Tetradic#1CCA30, #1C5FCA, #CA1CB6

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F6E0BC
Lighter +30%#F0CB8F
Lighter +20%#E9B563
Lighter +10%#E3A036
Darker −10%#9D6916
Darker −20%#704B10
Darker −30%#442D09
Darker −40%#170F03
More saturated +25%#E68D00
Less saturated −25%#AD8039

Channel breakdown

R202
G135
B28
Red202 (79.2%)
Green135 (52.9%)
Blue28 (11%)
Hue36.9°
Saturation (HSL)75.65%
Lightness45.1%
Dominant channelRed
Hex per channelR CA · G 87 · B 1C

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Every value on this page was computed from “ca871c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.