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Recognised as Colour

#37285C

  • #37285C
  • Violet
  • Dark
  • Nearest: Dark slateblue

#37285C is a violet with RGB values 55, 40, 92 and HSL 257°, 39%, 26%. It is a dark colour, so white text on it reaches 13:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#37285C#37285C
HEX#37285C
RGBrgb(55, 40, 92)
RGB (0–1)0.2157, 0.1569, 0.3608
RGB percentages21.6%, 15.7%, 36.1%
HSLhsl(257.3, 39.4%, 25.9%)
HSV / HSBhsv(257.3, 56.5%, 36.1%)
CMYK40.2%, 56.5%, 0%, 63.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,614,812
CSS custom property--colour: #37285C;

Brightness & contrast

Relative luminance0.03103WCAG 2.x, 0 is black and 1 is white
Perceived brightness53 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.96:1
Contrast with white12.96:1WCAG normal text: AAA
Contrast with black1.62:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#C8D7A3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#12325Eno red cones; affects about 1% of men; ΔE 14.7 from the original
Deuteranopia#16305Bno green cones; the most common form, about 1% of men; ΔE 13.9 from the original
Tritanopia#2E333Dno blue cones; rare, and affects men and women equally; ΔE 29.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.96:1WCAG large text: AAA
Contrast with black, large text1.62:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 17.7Midnight blue · ΔE 24Rebecca purple · ΔE 31.4Indigo · ΔE 39.6Purple · ΔE 40.2Steel blue · ΔE 40.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 17.68, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4D5C28
Analogous#28335C, #51285C
Triadic#5C3728, #285C37
Split complementary#5C5128, #335C28
Tetradic#5C2833, #4D5C28, #285C51

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9A86CA
Lighter +30%#7C62BB
Lighter +20%#6247A3
Lighter +10%#4C3780
Darker −10%#221938
Darker −20%#0D0915
Darker −30%#000000
Darker −40%#000000
More saturated +25%#30176C
Less saturated −25%#3E384B

Channel breakdown

R55
G40
B92
Red55 (21.6%)
Green40 (15.7%)
Blue92 (36.1%)
Hue257.31°
Saturation (HSL)39.39%
Lightness25.88%
Dominant channelBlue
Hex per channelR 37 · G 28 · B 5C

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Every value on this page was computed from “37285c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.