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Recognised as Colour

#A37F19

  • #A37F19
  • Orange
  • Dark
  • Nearest: Dark goldenrod

#A37F19 is a orange with RGB values 163, 127, 25 and HSL 44°, 73%, 37%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Dark goldenrod.

Colour values

#A37F19#A37F19
HEX#A37F19
RGBrgb(163, 127, 25)
RGB (0–1)0.6392, 0.498, 0.098
RGB percentages63.9%, 49.8%, 9.8%
HSLhsl(44.3, 73.4%, 36.9%)
HSV / HSBhsv(44.3, 84.7%, 63.9%)
CMYK0%, 22.1%, 84.7%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,714,905
CSS custom property--colour: #A37F19;

Brightness & contrast

Relative luminance0.23035WCAG 2.x, 0 is black and 1 is white
Perceived brightness132.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.61:1
Contrast with white3.75:1WCAG normal text: Fail
Contrast with black5.61:1WCAG normal text: AA
Greyscale equivalent#7F7F7F
Inverted#5C80E6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#907E00no red cones; affects about 1% of men; ΔE 9.5 from the original
Deuteranopia#988820no green cones; the most common form, about 1% of men; ΔE 10 from the original
Tritanopia#B1736Cno blue cones; rare, and affects men and women equally; ΔE 45.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.75:1WCAG large text: AA
Contrast with black, large text5.61:1WCAG large text: AAA

Named colours

Dark goldenrod · ΔE 10.1Olive · ΔE 17.8Peru · ΔE 19.6Goldenrod · ΔE 21.1Dark khaki · ΔE 27.6Sandy brown · ΔE 27.8
Nearest named CSS colourDark goldenrod (#B8860B)ΔE 10.1, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#193DA3
Analogous#A33A19, #82A319
Triadic#19A37F, #7F19A3
Split complementary#1982A3, #3A19A3
Tetradic#19A33A, #193DA3, #A31982

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EFD999
Lighter +30%#E9C86C
Lighter +20%#E2B840
Lighter +10%#CFA120
Darker −10%#775D12
Darker −20%#4B3A0B
Darker −30%#1E1805
Darker −40%#000000
More saturated +25%#BA8A02
Less saturated −25%#8B7431

Channel breakdown

R163
G127
B25
Red163 (63.9%)
Green127 (49.8%)
Blue25 (9.8%)
Hue44.35°
Saturation (HSL)73.4%
Lightness36.86%
Dominant channelRed
Hex per channelR A3 · G 7F · B 19

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Every value on this page was computed from “a37f19” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.