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Colour

#370E4C

  • #370E4C
  • Violet
  • Dark
  • Nearest: Midnight blue

#370E4C is a violet with RGB values 55, 14, 76 and HSL 280°, 69%, 18%. It is a dark colour, so white text on it reaches 15.8:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#370E4C#370E4C
HEX#370E4C
RGBrgb(55, 14, 76)
RGB (0–1)0.2157, 0.0549, 0.298
RGB percentages21.6%, 5.5%, 29.8%
HSLhsl(279.7, 68.9%, 17.6%)
HSV / HSBhsv(279.7, 81.6%, 29.8%)
CMYK27.6%, 81.6%, 0%, 70.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,608,140
CSS custom property--colour: #370E4C;

Brightness & contrast

Relative luminance0.01648WCAG 2.x, 0 is black and 1 is white
Perceived brightness41 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.79:1
Contrast with white15.79:1WCAG normal text: AAA
Contrast with black1.33:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#C8F1B3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00214Eno red cones; affects about 1% of men; ΔE 22.3 from the original
Deuteranopia#04234Bno green cones; the most common form, about 1% of men; ΔE 24.7 from the original
Tritanopia#341C2Cno blue cones; rare, and affects men and women equally; ΔE 28.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.79:1WCAG large text: AAA
Contrast with black, large text1.33:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 20.5Dark slateblue · ΔE 22.2Rebecca purple · ΔE 28.8Indigo · ΔE 32.3Purple · ΔE 32.8Dark magenta · ΔE 37.7
Nearest named CSS colourMidnight blue (#191970)ΔE 20.51, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#234C0E
Analogous#180E4C, #4C0E42
Triadic#4C370E, #0E4C37
Split complementary#424C0E, #0E4C18
Tetradic#4C180E, #234C0E, #0E424C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AB49DD
Lighter +30%#9526CD
Lighter +20%#751EA2
Lighter +10%#561677
Darker −10%#180621
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#3B0357
Less saturated −25%#331941

Channel breakdown

R55
G14
B76
Red55 (21.6%)
Green14 (5.5%)
Blue76 (29.8%)
Hue279.68°
Saturation (HSL)68.89%
Lightness17.65%
Dominant channelBlue
Hex per channelR 37 · G 0E · B 4C

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Every value on this page was computed from “370e4c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.