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Recognised as Colour

#A74A19

  • #A74A19
  • Orange
  • Dark
  • Nearest: Sienna

#A74A19 is a orange with RGB values 167, 74, 25 and HSL 21°, 74%, 38%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Sienna.

Colour values

#A74A19#A74A19
HEX#A74A19
RGBrgb(167, 74, 25)
RGB (0–1)0.6549, 0.2902, 0.098
RGB percentages65.5%, 29%, 9.8%
HSLhsl(20.7, 74%, 37.6%)
HSV / HSBhsv(20.7, 85%, 65.5%)
CMYK0%, 55.7%, 85%, 34.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,963,481
CSS custom property--colour: #A74A19;

Brightness & contrast

Relative luminance0.13183WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.77:1
Contrast with white5.77:1WCAG normal text: AA
Contrast with black3.64:1WCAG normal text: Fail
Greyscale equivalent#5A5A5A
Inverted#58B5E6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#655911no red cones; affects about 1% of men; ΔE 39.7 from the original
Deuteranopia#7B6E16no green cones; the most common form, about 1% of men; ΔE 40.5 from the original
Tritanopia#B83441no blue cones; rare, and affects men and women equally; ΔE 27.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.77:1WCAG large text: AAA
Contrast with black, large text3.64:1WCAG large text: AA

Named colours

Sienna · ΔE 11.3Saddle brown · ΔE 11.5Chocolate · ΔE 17.5Brown · ΔE 21Dark red · ΔE 21.8Firebrick · ΔE 22
Nearest named CSS colourSienna (#A0522D)ΔE 11.34, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1976A7
Analogous#A7192F, #A79119
Triadic#19A74A, #4A19A7
Split complementary#19A791, #192FA7
Tetradic#2FA719, #1976A7, #9119A7

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F0B99C
Lighter +30%#EA9A6F
Lighter +20%#E37A43
Lighter +10%#D35E20
Darker −10%#7B3612
Darker −20%#4E230C
Darker −30%#220F05
Darker −40%#000000
More saturated +25%#BF4301
Less saturated −25%#8F5131

Channel breakdown

R167
G74
B25
Red167 (65.5%)
Green74 (29%)
Blue25 (9.8%)
Hue20.7°
Saturation (HSL)73.96%
Lightness37.65%
Dominant channelRed
Hex per channelR A7 · G 4A · B 19

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Every value on this page was computed from “a74a19” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.