Nerdulator> put something in

Recognised as Colour

#63366D

  • #63366D
  • Violet
  • Dark
  • Nearest: Dark slateblue

#63366D is a violet with RGB values 99, 54, 109 and HSL 289°, 34%, 32%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#63366D#63366D
HEX#63366D
RGBrgb(99, 54, 109)
RGB (0–1)0.3882, 0.2118, 0.4275
RGB percentages38.8%, 21.2%, 42.7%
HSLhsl(289.1, 33.7%, 32%)
HSV / HSBhsv(289.1, 50.5%, 42.7%)
CMYK9.2%, 50.5%, 0%, 57.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,501,997
CSS custom property--colour: #63366D;

Brightness & contrast

Relative luminance0.06395WCAG 2.x, 0 is black and 1 is white
Perceived brightness77.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.21:1
Contrast with white9.21:1WCAG normal text: AAA
Contrast with black2.28:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#9CC992

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2D446Fno red cones; affects about 1% of men; ΔE 24.9 from the original
Deuteranopia#3A496Bno green cones; the most common form, about 1% of men; ΔE 25.9 from the original
Tritanopia#643D4Cno blue cones; rare, and affects men and women equally; ΔE 24.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.21:1WCAG large text: AAA
Contrast with black, large text2.28:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 18.7Rebecca purple · ΔE 26.9Midnight blue · ΔE 29.6Purple · ΔE 31.8Dark magenta · ΔE 36Medium purple · ΔE 36.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 18.67, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#406D36
Analogous#48366D, #6D365B
Triadic#6D6336, #366D63
Split complementary#5B6D36, #366D48
Tetradic#6D4836, #406D36, #365B6D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C79FD0
Lighter +30%#B37DBF
Lighter +20%#9F5BAE
Lighter +10%#82478F
Darker −10%#44254B
Darker −20%#251429
Darker −30%#060307
Darker −40%#000000
More saturated +25%#702281
Less saturated −25%#564A59

Channel breakdown

R99
G54
B109
Red99 (38.8%)
Green54 (21.2%)
Blue109 (42.7%)
Hue289.09°
Saturation (HSL)33.74%
Lightness31.96%
Dominant channelBlue
Hex per channelR 63 · G 36 · B 6D

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 “63366d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.