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Recognised as Colour

#5B370F

  • #5B370F
  • Orange
  • Dark
  • Nearest: Saddle brown

#5B370F is a orange with RGB values 91, 55, 15 and HSL 32°, 72%, 21%. It is a dark colour, so white text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Saddle brown.

Colour values

#5B370F#5B370F
HEX#5B370F
RGBrgb(91, 55, 15)
RGB (0–1)0.3569, 0.2157, 0.0588
RGB percentages35.7%, 21.6%, 5.9%
HSLhsl(31.6, 71.7%, 20.8%)
HSV / HSBhsv(31.6, 83.5%, 35.7%)
CMYK0%, 39.6%, 83.5%, 64.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,977,871
CSS custom property--colour: #5B370F;

Brightness & contrast

Relative luminance0.04991WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.51:1
Contrast with white10.51:1WCAG normal text: AAA
Contrast with black2:1WCAG normal text: Fail
Greyscale equivalent#3C3C3C
Inverted#A4C8F0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#423A09no red cones; affects about 1% of men; ΔE 15.3 from the original
Deuteranopia#4B4210no green cones; the most common form, about 1% of men; ΔE 15.1 from the original
Tritanopia#642F2Fno blue cones; rare, and affects men and women equally; ΔE 22.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.51:1WCAG large text: AAA
Contrast with black, large text2:1WCAG large text: Fail

Named colours

Saddle brown · ΔE 20.7Sienna · ΔE 24.7Dark olivegreen · ΔE 34.9Maroon · ΔE 36.5Dim grey · ΔE 37.2Brown · ΔE 38.8
Nearest named CSS colourSaddle brown (#8B4513)ΔE 20.7, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0F335B
Analogous#5B110F, #595B0F
Triadic#0F5B37, #370F5B
Split complementary#0F595B, #110F5B
Tetradic#0F5B11, #0F335B, #5B0F59

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E39F53
Lighter +30%#DB8628
Lighter +20%#B36C1D
Lighter +10%#875116
Darker −10%#2F1D08
Darker −20%#030201
Darker −30%#000000
Darker −40%#000000
More saturated +25%#683802
Less saturated −25%#4E361C

Channel breakdown

R91
G55
B15
Red91 (35.7%)
Green55 (21.6%)
Blue15 (5.9%)
Hue31.58°
Saturation (HSL)71.7%
Lightness20.78%
Dominant channelRed
Hex per channelR 5B · G 37 · B 0F

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Every value on this page was computed from “5b370f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.