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Recognised as Colour

#37072B

  • #37072B
  • Magenta
  • Dark
  • Nearest: Black

#37072B is a magenta with RGB values 55, 7, 43 and HSL 315°, 77%, 12%. It is a dark colour, so white text on it reaches 17.1:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#37072B#37072B
HEX#37072B
RGBrgb(55, 7, 43)
RGB (0–1)0.2157, 0.0275, 0.1686
RGB percentages21.6%, 2.7%, 16.9%
HSLhsl(315, 77.4%, 12.2%)
HSV / HSBhsv(315, 87.3%, 21.6%)
CMYK0%, 87.3%, 21.8%, 78.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,606,315
CSS custom property--colour: #37072B;

Brightness & contrast

Relative luminance0.01139WCAG 2.x, 0 is black and 1 is white
Perceived brightness33.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.1:1
Contrast with white17.1:1WCAG normal text: AAA
Contrast with black1.23:1WCAG normal text: Fail
Greyscale equivalent#141414
Inverted#C8F8D4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0A172Cno red cones; affects about 1% of men; ΔE 25.3 from the original
Deuteranopia#1A1E2Ano green cones; the most common form, about 1% of men; ΔE 25.9 from the original
Tritanopia#3B0818no blue cones; rare, and affects men and women equally; ΔE 14.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.1:1WCAG large text: AAA
Contrast with black, large text1.23:1WCAG large text: Fail

Named colours

Black · ΔE 31.3Dark slateblue · ΔE 37.4Midnight blue · ΔE 39.2Purple · ΔE 45Dark slate grey · ΔE 45.2Dim grey · ΔE 45.4
Nearest named CSS colourBlack (#000000)ΔE 31.34, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#073713
Analogous#2B0737, #370713
Triadic#2B3707, #072B37
Split complementary#133707, #07372B
Tetradic#372B07, #073713, #071337

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E327B4
Lighter +30%#BF1895
Lighter +20%#911372
Lighter +10%#640D4E
Darker −10%#0A0108
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#3E002F
Less saturated −25%#2F0F27

Channel breakdown

R55
G7
B43
Red55 (21.6%)
Green7 (2.7%)
Blue43 (16.9%)
Hue315°
Saturation (HSL)77.42%
Lightness12.16%
Dominant channelRed
Hex per channelR 37 · G 07 · B 2B

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Every value on this page was computed from “37072b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.