Nerdulator> put something in

Recognised as Colour

#37285A

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

#37285A is a violet with RGB values 55, 40, 90 and HSL 258°, 38%, 25%. 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

#37285A#37285A
HEX#37285A
RGBrgb(55, 40, 90)
RGB (0–1)0.2157, 0.1569, 0.3529
RGB percentages21.6%, 15.7%, 35.3%
HSLhsl(258, 38.5%, 25.5%)
HSV / HSBhsv(258, 55.6%, 35.3%)
CMYK38.9%, 55.6%, 0%, 64.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,614,810
CSS custom property--colour: #37285A;

Brightness & contrast

Relative luminance0.03068WCAG 2.x, 0 is black and 1 is white
Perceived brightness52.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.01:1
Contrast with white13.01:1WCAG normal text: AAA
Contrast with black1.61:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#C8D7A5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#14315Cno red cones; affects about 1% of men; ΔE 14 from the original
Deuteranopia#183059no green cones; the most common form, about 1% of men; ΔE 13.8 from the original
Tritanopia#2F323Dno blue cones; rare, and affects men and women equally; ΔE 27.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.01:1WCAG large text: AAA
Contrast with black, large text1.61:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 18.8Midnight blue · ΔE 25.2Rebecca purple · ΔE 32.6Black · ΔE 39.8Steel blue · ΔE 40.4Indigo · ΔE 40.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 18.79, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4B5A28
Analogous#28325A, #50285A
Triadic#5A3728, #285A37
Split complementary#5A5028, #325A28
Tetradic#5A2832, #4B5A28, #285A50

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9985C9
Lighter +30%#7C62B9
Lighter +20%#6247A1
Lighter +10%#4D387D
Darker −10%#211837
Darker −20%#0C0913
Darker −30%#000000
Darker −40%#000000
More saturated +25%#30186A
Less saturated −25%#3D384A

Channel breakdown

R55
G40
B90
Red55 (21.6%)
Green40 (15.7%)
Blue90 (35.3%)
Hue258°
Saturation (HSL)38.46%
Lightness25.49%
Dominant channelBlue
Hex per channelR 37 · G 28 · B 5A

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 “37285a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.