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Recognised as Colour

#A37A48

  • #A37A48
  • Orange
  • Dark
  • Nearest: Peru

#A37A48 is a orange with RGB values 163, 122, 72 and HSL 33°, 39%, 46%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Peru.

Colour values

#A37A48#A37A48
HEX#A37A48
RGBrgb(163, 122, 72)
RGB (0–1)0.6392, 0.4784, 0.2824
RGB percentages63.9%, 47.8%, 28.2%
HSLhsl(33, 38.7%, 46.1%)
HSV / HSBhsv(33, 55.8%, 63.9%)
CMYK0%, 25.2%, 55.8%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,713,672
CSS custom property--colour: #A37A48;

Brightness & contrast

Relative luminance0.22173WCAG 2.x, 0 is black and 1 is white
Perceived brightness131.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.43:1
Contrast with white3.86:1WCAG normal text: Fail
Contrast with black5.43:1WCAG normal text: AA
Greyscale equivalent#7F7F7F
Inverted#5C85B7

Colour vision & accessibility

Protanopia#887C44no red cones; affects about 1% of men; ΔE 13.7 from the original
Deuteranopia#928649no green cones; the most common form, about 1% of men; ΔE 14.2 from the original
Tritanopia#B0706Eno blue cones; rare, and affects men and women equally; ΔE 26.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.86:1WCAG large text: AA
Contrast with black, large text5.43:1WCAG large text: AAA

Named colours

Nearest named CSS colourPeru (#CD853F)ΔE 19.99, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#4871A3
Analogous#A34D48, #9EA348
Triadic#48A37A, #7A48A3
Split complementary#489EA3, #4D48A3
Tetradic#48A34D, #4871A3, #A3489E

Tints, shades & saturation

Lighter +40%#E9DDCE
Lighter +30%#DAC4AA
Lighter +20%#CAAC87
Lighter +10%#BA9364
Darker −10%#806038
Darker −20%#5C4529
Darker −30%#392B19
Darker −40%#161009
More saturated +25%#C07D2B
Less saturated −25%#867765

Channel breakdown

R163
G122
B72
Red163 (63.9%)
Green122 (47.8%)
Blue72 (28.2%)
Hue32.97°
Saturation (HSL)38.72%
Lightness46.08%
Dominant channelRed
Hex per channelR A3 · G 7A · B 48

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Every value on this page was computed from “a37a48” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.