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Colour

#63636D

  • #63636D
  • Grey
  • Dark
  • Nearest: Dim grey

#63636D is a grey with RGB values 99, 99, 109 and HSL 240°, 5%, 41%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Dim grey.

Colour values

#63636D#63636D
HEX#63636D
RGBrgb(99, 99, 109)
RGB (0–1)0.3882, 0.3882, 0.4275
RGB percentages38.8%, 38.8%, 42.7%
HSLhsl(240, 4.8%, 40.8%)
HSV / HSBhsv(240, 9.2%, 42.7%)
CMYK9.2%, 9.2%, 0%, 57.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,513,517
CSS custom property--colour: #63636D;

Brightness & contrast

Relative luminance0.1268WCAG 2.x, 0 is black and 1 is white
Perceived brightness100.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.94:1
Contrast with white5.94:1WCAG normal text: AA
Contrast with black3.54:1WCAG normal text: Fail
Greyscale equivalent#646464
Inverted#9C9C92

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#61646Dno red cones; affects about 1% of men; ΔE 1.4 from the original
Deuteranopia#61646Dno green cones; the most common form, about 1% of men; ΔE 1.4 from the original
Tritanopia#616566no blue cones; rare, and affects men and women equally; ΔE 5.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.94:1WCAG large text: AAA
Contrast with black, large text3.54:1WCAG large text: AA

Named colours

Dim grey · ΔE 6.4Slate grey · ΔE 12.4Gray · ΔE 12.8Light slate grey · ΔE 15.3Dark slate grey · ΔE 17.8Dark grey · ΔE 27.6
Nearest named CSS colourDim grey (#696969)ΔE 6.4, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6D6D63
Analogous#63686D, #68636D
Triadic#6D6363, #636D63
Split complementary#6D6863, #686D63
Tetradic#6D6368, #6D6D63, #636D68

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCCCD0
Lighter +30%#B1B1B8
Lighter +20%#9696A0
Lighter +10%#7B7B88
Darker −10%#4B4B52
Darker −20%#323238
Darker −30%#1A1A1D
Darker −40%#020202
More saturated +25%#494987
Less saturated −25%#686868

Channel breakdown

R99
G99
B109
Red99 (38.8%)
Green99 (38.8%)
Blue109 (42.7%)
Hue240°
Saturation (HSL)4.81%
Lightness40.78%
Dominant channelBlue
Hex per channelR 63 · G 63 · B 6D

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Every value on this page was computed from “63636d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.