Nerdulator> put something in

Recognised as Colour

#370F39

  • #370F39
  • Magenta
  • Dark
  • Nearest: Dark slateblue

#370F39 is a magenta with RGB values 55, 15, 57 and HSL 297°, 58%, 14%. It is a dark colour, so white text on it reaches 16.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#370F39#370F39
HEX#370F39
RGBrgb(55, 15, 57)
RGB (0–1)0.2157, 0.0588, 0.2235
RGB percentages21.6%, 5.9%, 22.4%
HSLhsl(297.1, 58.3%, 14.1%)
HSV / HSBhsv(297.1, 73.7%, 22.4%)
CMYK3.5%, 73.7%, 0%, 77.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,608,377
CSS custom property--colour: #370F39;

Brightness & contrast

Relative luminance0.01449WCAG 2.x, 0 is black and 1 is white
Perceived brightness37.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.28:1
Contrast with white16.28:1WCAG normal text: AAA
Contrast with black1.29:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#C8F0C6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#081D3Ano red cones; affects about 1% of men; ΔE 22.7 from the original
Deuteranopia#172238no green cones; the most common form, about 1% of men; ΔE 23.7 from the original
Tritanopia#391522no blue cones; rare, and affects men and women equally; ΔE 18.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.28:1WCAG large text: AAA
Contrast with black, large text1.29:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 30.5Midnight blue · ΔE 32.4Black · ΔE 34.2Rebecca purple · ΔE 39.4Purple · ΔE 41.3Indigo · ΔE 44.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 30.54, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#11390F
Analogous#220F39, #390F26
Triadic#39370F, #0F3937
Split complementary#26390F, #0F3922
Tetradic#39220F, #11390F, #0F2639

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C846CE
Lighter +30%#AC2FB2
Lighter +20%#85248A
Lighter +10%#5E1A61
Darker −10%#100411
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#3F0642
Less saturated −25%#2F1830

Channel breakdown

R55
G15
B57
Red55 (21.6%)
Green15 (5.9%)
Blue57 (22.4%)
Hue297.14°
Saturation (HSL)58.33%
Lightness14.12%
Dominant channelBlue
Hex per channelR 37 · G 0F · B 39

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “370f39” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.