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Recognised as Colour

#57103F

  • #57103F
  • Magenta
  • Dark
  • Nearest: Dark slateblue

#57103F is a magenta with RGB values 87, 16, 63 and HSL 320°, 69%, 20%. It is a dark colour, so white text on it reaches 13.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#57103F#57103F
HEX#57103F
RGBrgb(87, 16, 63)
RGB (0–1)0.3412, 0.0627, 0.2471
RGB percentages34.1%, 6.3%, 24.7%
HSLhsl(320.3, 68.9%, 20.2%)
HSV / HSBhsv(320.3, 81.6%, 34.1%)
CMYK0%, 81.6%, 27.6%, 65.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,705,791
CSS custom property--colour: #57103F;

Brightness & contrast

Relative luminance0.02756WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.54:1
Contrast with white13.54:1WCAG normal text: AAA
Contrast with black1.55:1WCAG normal text: Fail
Greyscale equivalent#222222
Inverted#A8EFC0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#192740no red cones; affects about 1% of men; ΔE 34.4 from the original
Deuteranopia#2F333Dno green cones; the most common form, about 1% of men; ΔE 35.9 from the original
Tritanopia#5D0F26no blue cones; rare, and affects men and women equally; ΔE 18.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.54:1WCAG large text: AAA
Contrast with black, large text1.55:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 34.8Purple · ΔE 35.6Midnight blue · ΔE 38.9Rebecca purple · ΔE 39.2Dark magenta · ΔE 40.4Black · ΔE 42.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 34.79, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#105728
Analogous#4B1057, #57101C
Triadic#3F5710, #103F57
Split complementary#1C5710, #10574C
Tetradic#574B10, #105728, #101C57

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DF54B0
Lighter +30%#D8289C
Lighter +20%#AD207D
Lighter +10%#82185E
Darker −10%#2C0820
Darker −20%#010001
Darker −30%#000000
Darker −40%#000000
More saturated +25%#640343
Less saturated −25%#4A1D3B

Channel breakdown

R87
G16
B63
Red87 (34.1%)
Green16 (6.3%)
Blue63 (24.7%)
Hue320.28°
Saturation (HSL)68.93%
Lightness20.2%
Dominant channelRed
Hex per channelR 57 · G 10 · B 3F

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Every value on this page was computed from “57103f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.