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Recognised as Colour

#63576C

  • #63576C
  • Violet
  • Dark
  • Nearest: Dim grey

#63576C is a violet with RGB values 99, 87, 108 and HSL 274°, 11%, 38%. It is a dark colour, so white text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Dim grey.

Colour values

#63576C#63576C
HEX#63576C
RGBrgb(99, 87, 108)
RGB (0–1)0.3882, 0.3412, 0.4235
RGB percentages38.8%, 34.1%, 42.4%
HSLhsl(274.3, 10.8%, 38.2%)
HSV / HSBhsv(274.3, 19.4%, 42.4%)
CMYK8.3%, 19.4%, 0%, 57.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,510,444
CSS custom property--colour: #63576C;

Brightness & contrast

Relative luminance0.10552WCAG 2.x, 0 is black and 1 is white
Perceived brightness93.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.75:1
Contrast with white6.75:1WCAG normal text: AA
Contrast with black3.11:1WCAG normal text: Fail
Greyscale equivalent#5B5B5B
Inverted#9CA893

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#545B6Dno red cones; affects about 1% of men; ΔE 7.8 from the original
Deuteranopia#565C6Bno green cones; the most common form, about 1% of men; ΔE 8.2 from the original
Tritanopia#62595Eno blue cones; rare, and affects men and women equally; ΔE 9.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.75:1WCAG large text: AAA
Contrast with black, large text3.11:1WCAG large text: AA

Named colours

Dim grey · ΔE 14.9Slate grey · ΔE 18.1Gray · ΔE 20.2Light slate grey · ΔE 20.7Dark slate grey · ΔE 23.3Steel blue · ΔE 29.1
Nearest named CSS colourDim grey (#696969)ΔE 14.9, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#606C57
Analogous#58576C, #6C576B
Triadic#6C6357, #576C63
Split complementary#6B6C57, #576C59
Tetradic#6C5957, #606C57, #576B6C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8C2CD
Lighter +30%#AFA5B7
Lighter +20%#9689A0
Lighter +10%#7D6E88
Darker −10%#494050
Darker −20%#2F2934
Darker −30%#151317
Darker −40%#000000
More saturated +25%#663F84
Less saturated −25%#626262

Channel breakdown

R99
G87
B108
Red99 (38.8%)
Green87 (34.1%)
Blue108 (42.4%)
Hue274.29°
Saturation (HSL)10.77%
Lightness38.24%
Dominant channelBlue
Hex per channelR 63 · G 57 · B 6C

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Every value on this page was computed from “63576c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.