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Recognised as Colour

#AB554A

  • #AB554A
  • Red
  • Dark
  • Nearest: Indian red

#AB554A is a red with RGB values 171, 85, 74 and HSL 7°, 40%, 48%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#AB554A#AB554A
HEX#AB554A
RGBrgb(171, 85, 74)
RGB (0–1)0.6706, 0.3333, 0.2902
RGB percentages67.1%, 33.3%, 29%
HSLhsl(6.8, 39.6%, 48%)
HSV / HSBhsv(6.8, 56.7%, 67.1%)
CMYK0%, 50.3%, 56.7%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,228,490
CSS custom property--colour: #AB554A;

Brightness & contrast

Relative luminance0.15649WCAG 2.x, 0 is black and 1 is white
Perceived brightness116.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.08:1
Contrast with white5.08:1WCAG normal text: AA
Contrast with black4.13:1WCAG normal text: Fail
Greyscale equivalent#666666
Inverted#54AAB5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6A6349no red cones; affects about 1% of men; ΔE 36.8 from the original
Deuteranopia#7F7548no green cones; the most common form, about 1% of men; ΔE 37.5 from the original
Tritanopia#BA4753no blue cones; rare, and affects men and women equally; ΔE 14.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.08:1WCAG large text: AAA
Contrast with black, large text4.13:1WCAG large text: AA

Named colours

Indian red · ΔE 12.7Sienna · ΔE 14.1Brown · ΔE 19.6Light coral · ΔE 21.7Saddle brown · ΔE 21.8Salmon · ΔE 24.4
Nearest named CSS colourIndian red (#CD5C5C)ΔE 12.71, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4AA0AB
Analogous#AB4A70, #AB854A
Triadic#4AAB55, #554AAB
Split complementary#4AAB86, #4A6FAB
Tetradic#70AB4A, #4AA0AB, #864AAB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EDD7D4
Lighter +30%#DDB6B1
Lighter +20%#CE958D
Lighter +10%#BE736A
Darker −10%#87433B
Darker −20%#64322B
Darker −30%#40201C
Darker −40%#1D0E0C
More saturated +25%#CA3D2B
Less saturated −25%#8C6D69

Channel breakdown

R171
G85
B74
Red171 (67.1%)
Green85 (33.3%)
Blue74 (29%)
Hue6.8°
Saturation (HSL)39.59%
Lightness48.04%
Dominant channelRed
Hex per channelR AB · G 55 · B 4A

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Every value on this page was computed from “ab554a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.