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Colour

#A43E28

  • #A43E28
  • Red
  • Dark
  • Nearest: Brown

#A43E28 is a red with RGB values 164, 62, 40 and HSL 11°, 61%, 40%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Brown.

Colour values

#A43E28#A43E28
HEX#A43E28
RGBrgb(164, 62, 40)
RGB (0–1)0.6431, 0.2431, 0.1569
RGB percentages64.3%, 24.3%, 15.7%
HSLhsl(10.6, 60.8%, 40%)
HSV / HSBhsv(10.6, 75.6%, 64.3%)
CMYK0%, 62.2%, 75.6%, 35.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,763,816
CSS custom property--colour: #A43E28;

Brightness & contrast

Relative luminance0.11491WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.37:1
Contrast with white6.37:1WCAG normal text: AA
Contrast with black3.3:1WCAG normal text: Fail
Greyscale equivalent#525252
Inverted#5BC1D7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5A5125no red cones; affects about 1% of men; ΔE 44.8 from the original
Deuteranopia#736825no green cones; the most common form, about 1% of men; ΔE 45.5 from the original
Tritanopia#B42539no blue cones; rare, and affects men and women equally; ΔE 18.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.37:1WCAG large text: AAA
Contrast with black, large text3.3:1WCAG large text: AA

Named colours

Brown · ΔE 10.2Sienna · ΔE 12.1Firebrick · ΔE 15.3Saddle brown · ΔE 16Maroon · ΔE 16.8Dark red · ΔE 17.2
Nearest named CSS colourBrown (#A52A2A)ΔE 10.19, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#288EA4
Analogous#A42850, #A47C28
Triadic#28A43E, #3E28A4
Split complementary#28A47C, #2850A4
Tetradic#50A428, #288EA4, #7C28A4

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EBB8AD
Lighter +30%#E19484
Lighter +20%#D7715B
Lighter +10%#CD4D32
Darker −10%#7B2E1E
Darker −20%#521F14
Darker −30%#290F0A
Darker −40%#000000
More saturated +25%#BE2E0F
Less saturated −25%#8B4E42

Channel breakdown

R164
G62
B40
Red164 (64.3%)
Green62 (24.3%)
Blue40 (15.7%)
Hue10.65°
Saturation (HSL)60.78%
Lightness40%
Dominant channelRed
Hex per channelR A4 · G 3E · B 28

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Every value on this page was computed from “a43e28” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.