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Recognised as Colour

#4D255B

  • #4D255B
  • Violet
  • Dark
  • Nearest: Dark slateblue

#4D255B is a violet with RGB values 77, 37, 91 and HSL 284°, 42%, 25%. It is a dark colour, so white text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4D255B#4D255B
HEX#4D255B
RGBrgb(77, 37, 91)
RGB (0–1)0.302, 0.1451, 0.3569
RGB percentages30.2%, 14.5%, 35.7%
HSLhsl(284.4, 42.2%, 25.1%)
HSV / HSBhsv(284.4, 59.3%, 35.7%)
CMYK15.4%, 59.3%, 0%, 64.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,055,835
CSS custom property--colour: #4D255B;

Brightness & contrast

Relative luminance0.03656WCAG 2.x, 0 is black and 1 is white
Perceived brightness59.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.13:1
Contrast with white12.13:1WCAG normal text: AAA
Contrast with black1.73:1WCAG normal text: Fail
Greyscale equivalent#313131
Inverted#B2DAA4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#18335Dno red cones; affects about 1% of men; ΔE 23.3 from the original
Deuteranopia#26375Ano green cones; the most common form, about 1% of men; ΔE 24 from the original
Tritanopia#4C2E3Cno blue cones; rare, and affects men and women equally; ΔE 25.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.13:1WCAG large text: AAA
Contrast with black, large text1.73:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 19.4Midnight blue · ΔE 25.9Rebecca purple · ΔE 28.5Purple · ΔE 33.2Indigo · ΔE 36.7Dark magenta · ΔE 38
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.4, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#335B25
Analogous#32255B, #5B254E
Triadic#5B4D25, #255B4D
Split complementary#4E5B25, #255B32
Tetradic#5B3225, #335B25, #254E5B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B880CC
Lighter +30%#A45CBD
Lighter +20%#8A42A4
Lighter +10%#6C347F
Darker −10%#2E1637
Darker −20%#100812
Darker −30%#000000
Darker −40%#000000
More saturated +25%#55156B
Less saturated −25%#45354B

Channel breakdown

R77
G37
B91
Red77 (30.2%)
Green37 (14.5%)
Blue91 (35.7%)
Hue284.44°
Saturation (HSL)42.19%
Lightness25.1%
Dominant channelBlue
Hex per channelR 4D · G 25 · B 5B

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Every value on this page was computed from “4d255b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.