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Recognised as Colour

#A55240

  • #A55240
  • Red
  • Dark
  • Nearest: Sienna

#A55240 is a red with RGB values 165, 82, 64 and HSL 11°, 44%, 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

#A55240#A55240
HEX#A55240
RGBrgb(165, 82, 64)
RGB (0–1)0.6471, 0.3216, 0.251
RGB percentages64.7%, 32.2%, 25.1%
HSLhsl(10.7, 44.1%, 44.9%)
HSV / HSBhsv(10.7, 61.2%, 64.7%)
CMYK0%, 50.3%, 61.2%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,834,496
CSS custom property--colour: #A55240;

Brightness & contrast

Relative luminance0.14404WCAG 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#5AADBF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#675F3Eno red cones; affects about 1% of men; ΔE 35.6 from the original
Deuteranopia#7B713Eno 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 16.3 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 10Indian red · ΔE 15.5Saddle brown · ΔE 17.6Brown · ΔE 19.1Light coral · ΔE 24.6Dark salmon · ΔE 25.5
Nearest named CSS colourSienna (#A0522D)ΔE 9.98, clearly different but related
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4093A5
Analogous#A54060, #A58440
Triadic#40A552, #5240A5
Split complementary#40A585, #4060A5
Tetradic#61A540, #4093A5, #8540A5

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E9CEC8
Lighter +30%#DBADA3
Lighter +20%#CD8C7E
Lighter +10%#BF6B59
Darker −10%#804032
Darker −20%#5C2D23
Darker −30%#371B15
Darker −40%#120907
More saturated +25%#C24023
Less saturated −25%#88645D

Channel breakdown

R165
G82
B64
Red165 (64.7%)
Green82 (32.2%)
Blue64 (25.1%)
Hue10.69°
Saturation (HSL)44.1%
Lightness44.9%
Dominant channelRed
Hex per channelR A5 · G 52 · B 40

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Every value on this page was computed from “a55240” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.