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Recognised as Colour

#63676B

  • #63676B
  • Grey
  • Dark
  • Nearest: Dim grey

#63676B is a grey with RGB values 99, 103, 107 and HSL 210°, 4%, 40%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Dim grey.

Colour values

#63676B#63676B
HEX#63676B
RGBrgb(99, 103, 107)
RGB (0–1)0.3882, 0.4039, 0.4196
RGB percentages38.8%, 40.4%, 42%
HSLhsl(210, 3.9%, 40.4%)
HSV / HSBhsv(210, 7.5%, 42%)
CMYK7.5%, 3.7%, 0%, 58%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,514,539
CSS custom property--colour: #63676B;

Brightness & contrast

Relative luminance0.13415WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.7:1
Contrast with white5.7:1WCAG normal text: AA
Contrast with black3.68:1WCAG normal text: Fail
Greyscale equivalent#666666
Inverted#9C9894

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#66676Bno red cones; affects about 1% of men; ΔE 1.2 from the original
Deuteranopia#65666Bno green cones; the most common form, about 1% of men; ΔE 1.4 from the original
Tritanopia#616868no blue cones; rare, and affects men and women equally; ΔE 2.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.7:1WCAG large text: AAA
Contrast with black, large text3.68:1WCAG large text: AA

Named colours

Dim grey · ΔE 3Gray · ΔE 10.6Slate grey · ΔE 12.3Light slate grey · ΔE 15.1Dark slate grey · ΔE 16.4Dark grey · ΔE 26
Nearest named CSS colourDim grey (#696969)ΔE 3.04, a close match
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6B6763
Analogous#636B6B, #63636B
Triadic#6B6367, #676B63
Split complementary#6B6363, #6B6B63
Tetradic#6B636B, #6B6763, #636B63

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CBCDCF
Lighter +30%#B1B3B6
Lighter +20%#969A9E
Lighter +10%#7C8185
Darker −10%#4A4E51
Darker −20%#323436
Darker −30%#191A1C
Darker −40%#010101
More saturated +25%#496785
Less saturated −25%#676767

Channel breakdown

R99
G103
B107
Red99 (38.8%)
Green103 (40.4%)
Blue107 (42%)
Hue210°
Saturation (HSL)3.88%
Lightness40.39%
Dominant channelBlue
Hex per channelR 63 · G 67 · B 6B

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Every value on this page was computed from “63676b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.