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Colour

#8A3057

  • #8A3057
  • Red
  • Dark
  • Nearest: Pale violetred

#8A3057 is a red with RGB values 138, 48, 87 and HSL 334°, 48%, 36%. It is a dark colour, so white text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Pale violetred.

Colour values

#8A3057#8A3057
HEX#8A3057
RGBrgb(138, 48, 87)
RGB (0–1)0.5412, 0.1882, 0.3412
RGB percentages54.1%, 18.8%, 34.1%
HSLhsl(334, 48.4%, 36.5%)
HSV / HSBhsv(334, 65.2%, 54.1%)
CMYK0%, 65.2%, 37%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,056,343
CSS custom property--colour: #8A3057;

Brightness & contrast

Relative luminance0.08205WCAG 2.x, 0 is black and 1 is white
Perceived brightness88.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.95:1
Contrast with white7.95:1WCAG normal text: AAA
Contrast with black2.64:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#75CFA8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3F4658no red cones; affects about 1% of men; ΔE 41.4 from the original
Deuteranopia#585755no green cones; the most common form, about 1% of men; ΔE 42.4 from the original
Tritanopia#952840no blue cones; rare, and affects men and women equally; ΔE 16 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.95:1WCAG large text: AAA
Contrast with black, large text2.64:1WCAG large text: Fail

Named colours

Pale violetred · ΔE 26.6Indian red · ΔE 31.6Medium violet red · ΔE 33.1Brown · ΔE 34.6Purple · ΔE 37.8Hot pink · ΔE 38.9
Nearest named CSS colourPale violetred (#DB7093)ΔE 26.61, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#308A63
Analogous#8A3084, #8A3630
Triadic#578A30, #30578A
Split complementary#308A36, #30848A
Tetradic#848A30, #308A63, #36308A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E0A6BF
Lighter +30%#D380A4
Lighter +20%#C65A89
Lighter +10%#B03D6F
Darker −10%#64233F
Darker −20%#3E1627
Darker −30%#18090F
Darker −40%#000000
More saturated +25%#A11954
Less saturated −25%#73475A

Channel breakdown

R138
G48
B87
Red138 (54.1%)
Green48 (18.8%)
Blue87 (34.1%)
Hue334°
Saturation (HSL)48.39%
Lightness36.47%
Dominant channelRed
Hex per channelR 8A · G 30 · B 57

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Every value on this page was computed from “8a3057” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.