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Colour

#37006D

  • #37006D
  • Violet
  • Dark
  • Nearest: Indigo

#37006D is a violet with RGB values 55, 0, 109 and HSL 270°, 100%, 21%. It is a dark colour, so white text on it reaches 15.2:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#37006D#37006D
HEX#37006D
RGBrgb(55, 0, 109)
RGB (0–1)0.2157, 0, 0.4275
RGB percentages21.6%, 0%, 42.7%
HSLhsl(270.3, 100%, 21.4%)
HSV / HSBhsv(270.3, 100%, 42.7%)
CMYK49.5%, 100%, 0%, 57.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,604,589
CSS custom property--colour: #37006D;

Brightness & contrast

Relative luminance0.01916WCAG 2.x, 0 is black and 1 is white
Perceived brightness47.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.18:1
Contrast with white15.18:1WCAG normal text: AAA
Contrast with black1.38:1WCAG normal text: Fail
Greyscale equivalent#141414
Inverted#C8FF92

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002670no red cones; affects about 1% of men; ΔE 24.3 from the original
Deuteranopia#00246Bno green cones; the most common form, about 1% of men; ΔE 25.2 from the original
Tritanopia#27263Dno blue cones; rare, and affects men and women equally; ΔE 51.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.18:1WCAG large text: AAA
Contrast with black, large text1.38:1WCAG large text: Fail

Named colours

Indigo · ΔE 9.8Midnight blue · ΔE 13.2Navy · ΔE 16.2Rebecca purple · ΔE 18.1Dark blue · ΔE 20.6Purple · ΔE 23.9
Nearest named CSS colourIndigo (#4B0082)ΔE 9.8, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#366D00
Analogous#00006D, #6D006D
Triadic#6D3700, #006D37
Split complementary#6D6D00, #006D00
Tetradic#6D0000, #366D00, #006D6D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9D3AFF
Lighter +30%#8407FF
Lighter +20%#6A00D3
Lighter +10%#5100A0
Darker −10%#1D003A
Darker −20%#040007
Darker −30%#000000
Darker −40%#000000
More saturated +25%#37006D
Less saturated −25%#370E5F

Channel breakdown

R55
G0
B109
Red55 (21.6%)
Green0 (0%)
Blue109 (42.7%)
Hue270.28°
Saturation (HSL)100%
Lightness21.37%
Dominant channelBlue
Hex per channelR 37 · G 00 · B 6D

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Every value on this page was computed from “37006d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.