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Recognised as Colour

#57310E

  • #57310E
  • Orange
  • Dark
  • Nearest: Saddle brown

#57310E is a orange with RGB values 87, 49, 14 and HSL 29°, 72%, 20%. It is a dark colour, so white text on it reaches 11.3:1 contrast (AAA for normal text). The nearest named colour is Saddle brown.

Colour values

#57310E#57310E
HEX#57310E
RGBrgb(87, 49, 14)
RGB (0–1)0.3412, 0.1922, 0.0549
RGB percentages34.1%, 19.2%, 5.5%
HSLhsl(28.8, 72.3%, 19.8%)
HSV / HSBhsv(28.8, 83.9%, 34.1%)
CMYK0%, 43.7%, 83.9%, 65.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,714,190
CSS custom property--colour: #57310E;

Brightness & contrast

Relative luminance0.04255WCAG 2.x, 0 is black and 1 is white
Perceived brightness60.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.35:1
Contrast with white11.35:1WCAG normal text: AAA
Contrast with black1.85:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#A8CEF1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3D3509no red cones; affects about 1% of men; ΔE 16.6 from the original
Deuteranopia#463E0Eno green cones; the most common form, about 1% of men; ΔE 17.1 from the original
Tritanopia#60292Ano blue cones; rare, and affects men and women equally; ΔE 20.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.35:1WCAG large text: AAA
Contrast with black, large text1.85:1WCAG large text: Fail

Named colours

Saddle brown · ΔE 21.9Sienna · ΔE 25.6Maroon · ΔE 35.3Dim grey · ΔE 37.5Dark olivegreen · ΔE 37.5Brown · ΔE 37.9
Nearest named CSS colourSaddle brown (#8B4513)ΔE 21.87, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0E3457
Analogous#570E10, #57550E
Triadic#0E5731, #310E57
Split complementary#0E5755, #0E1057
Tetradic#10570E, #0E3457, #550E57

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E3954E
Lighter +30%#DB7B23
Lighter +20%#AF621C
Lighter +10%#834A15
Darker −10%#2B1807
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#643001
Less saturated −25%#4A321B

Channel breakdown

R87
G49
B14
Red87 (34.1%)
Green49 (19.2%)
Blue14 (5.5%)
Hue28.77°
Saturation (HSL)72.28%
Lightness19.8%
Dominant channelRed
Hex per channelR 57 · G 31 · B 0E

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Every value on this page was computed from “57310e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.