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Recognised as Colour

#6B6B63

  • #6B6B63
  • Grey
  • Dark
  • Nearest: Dim grey

#6B6B63 is a grey with RGB values 107, 107, 99 and HSL 60°, 4%, 40%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Dim grey.

Colour values

#6B6B63#6B6B63
HEX#6B6B63
RGBrgb(107, 107, 99)
RGB (0–1)0.4196, 0.4196, 0.3882
RGB percentages42%, 42%, 38.8%
HSLhsl(60, 3.9%, 40.4%)
HSV / HSBhsv(60, 7.5%, 42%)
CMYK0%, 0%, 7.5%, 58%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,039,843
CSS custom property--colour: #6B6B63;

Brightness & contrast

Relative luminance0.14542WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.37:1
Contrast with white5.37:1WCAG normal text: AA
Contrast with black3.91:1WCAG normal text: Fail
Greyscale equivalent#6A6A6A
Inverted#94949C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6D6A63no red cones; affects about 1% of men; ΔE 1.4 from the original
Deuteranopia#6D6B63no green cones; the most common form, about 1% of men; ΔE 0.9 from the original
Tritanopia#6C6A69no blue cones; rare, and affects men and women equally; ΔE 4.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.37:1WCAG large text: AAA
Contrast with black, large text3.91:1WCAG large text: AA

Named colours

Dim grey · ΔE 4.8Gray · ΔE 9.8Slate grey · ΔE 17Dark slate grey · ΔE 18.9Light slate grey · ΔE 19Dark grey · ΔE 24.7
Nearest named CSS colourDim grey (#696969)ΔE 4.79, a close match
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#63636B
Analogous#6B6763, #676B63
Triadic#636B6B, #6B636B
Split complementary#63676B, #67636B
Tetradic#636B67, #63636B, #6B6367

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CFCFCB
Lighter +30%#B6B6B1
Lighter +20%#9E9E96
Lighter +10%#85857C
Darker −10%#51514A
Darker −20%#363632
Darker −30%#1C1C19
Darker −40%#010101
More saturated +25%#858549
Less saturated −25%#676767

Channel breakdown

R107
G107
B99
Red107 (42%)
Green107 (42%)
Blue99 (38.8%)
Hue60°
Saturation (HSL)3.88%
Lightness40.39%
Dominant channelRed and Green
Hex per channelR 6B · G 6B · B 63

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Every value on this page was computed from “6b6b63” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.