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Recognised as Colour

#A5523F

  • #A5523F
  • Red
  • Dark
  • Nearest: Sienna

#A5523F is a red with RGB values 165, 82, 63 and HSL 11°, 45%, 45%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Sienna.

Colour values

#A5523F#A5523F
HEX#A5523F
RGBrgb(165, 82, 63)
RGB (0–1)0.6471, 0.3216, 0.2471
RGB percentages64.7%, 32.2%, 24.7%
HSLhsl(11.2, 44.7%, 44.7%)
HSV / HSBhsv(11.2, 61.8%, 64.7%)
CMYK0%, 50.3%, 61.8%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,834,495
CSS custom property--colour: #A5523F;

Brightness & contrast

Relative luminance0.14393WCAG 2.x, 0 is black and 1 is white
Perceived brightness112 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.41:1
Contrast with white5.41:1WCAG normal text: AA
Contrast with black3.88:1WCAG normal text: Fail
Greyscale equivalent#626262
Inverted#5AADC0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#675F3Dno red cones; affects about 1% of men; ΔE 35.7 from the original
Deuteranopia#7B713Dno green cones; the most common form, about 1% of men; ΔE 36.5 from the original
Tritanopia#B4434Eno blue cones; rare, and affects men and women equally; ΔE 16.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.41:1WCAG large text: AAA
Contrast with black, large text3.88:1WCAG large text: AA

Named colours

Sienna · ΔE 9.4Indian red · ΔE 15.7Saddle brown · ΔE 17.1Brown · ΔE 19Light coral · ΔE 24.8Dark salmon · ΔE 25.5
Nearest named CSS colourSienna (#A0522D)ΔE 9.43, clearly different but related
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3F92A5
Analogous#A53F5F, #A5853F
Triadic#3FA552, #523FA5
Split complementary#3FA585, #3F5FA5
Tetradic#5FA53F, #3F92A5, #853FA5

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E9CDC7
Lighter +30%#DBACA2
Lighter +20%#CD8C7D
Lighter +10%#BF6B58
Darker −10%#804031
Darker −20%#5B2D23
Darker −30%#361B15
Darker −40%#110907
More saturated +25%#C24023
Less saturated −25%#89645C

Channel breakdown

R165
G82
B63
Red165 (64.7%)
Green82 (32.2%)
Blue63 (24.7%)
Hue11.18°
Saturation (HSL)44.74%
Lightness44.71%
Dominant channelRed
Hex per channelR A5 · G 52 · B 3F

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Every value on this page was computed from “a5523f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.