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Recognised as Colour

#A4525A

  • #A4525A
  • Red
  • Dark
  • Nearest: Indian red

#A4525A is a red with RGB values 164, 82, 90 and HSL 354°, 33%, 48%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#A4525A#A4525A
HEX#A4525A
RGBrgb(164, 82, 90)
RGB (0–1)0.6431, 0.3216, 0.3529
RGB percentages64.3%, 32.2%, 35.3%
HSLhsl(354.1, 33.3%, 48.2%)
HSV / HSBhsv(354.1, 50%, 64.3%)
CMYK0%, 50%, 45.1%, 35.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,768,986
CSS custom property--colour: #A4525A;

Brightness & contrast

Relative luminance0.14665WCAG 2.x, 0 is black and 1 is white
Perceived brightness113.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.34:1
Contrast with white5.34:1WCAG normal text: AA
Contrast with black3.93:1WCAG normal text: Fail
Greyscale equivalent#646464
Inverted#5BADA5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#63615Ano red cones; affects about 1% of men; ΔE 36.1 from the original
Deuteranopia#777158no green cones; the most common form, about 1% of men; ΔE 36.9 from the original
Tritanopia#B14855no blue cones; rare, and affects men and women equally; ΔE 9.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.34:1WCAG large text: AAA
Contrast with black, large text3.93:1WCAG large text: AA

Named colours

Indian red · ΔE 17.2Pale violetred · ΔE 21.7Light coral · ΔE 24.1Sienna · ΔE 25.1Brown · ΔE 25.8Rosy brown · ΔE 25.8
Nearest named CSS colourIndian red (#CD5C5C)ΔE 17.15, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#52A49C
Analogous#A45283, #A47352
Triadic#5AA452, #525AA4
Split complementary#52A473, #5283A4
Tetradic#83A452, #52A49C, #7352A4

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EBD7D9
Lighter +30%#DAB5B9
Lighter +20%#C99398
Lighter +10%#B87178
Darker −10%#824147
Darker −20%#603035
Darker −30%#3E1F22
Darker −40%#1C0E0F
More saturated +25%#C33341
Less saturated −25%#857173

Channel breakdown

R164
G82
B90
Red164 (64.3%)
Green82 (32.2%)
Blue90 (35.3%)
Hue354.15°
Saturation (HSL)33.33%
Lightness48.24%
Dominant channelRed
Hex per channelR A4 · G 52 · B 5A

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Every value on this page was computed from “a4525a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.