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Colour

#646B62

  • #646B62
  • Grey
  • Dark
  • Nearest: Dim grey

#646B62 is a grey with RGB values 100, 107, 98 and HSL 107°, 4%, 40%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Dim grey.

Colour values

#646B62#646B62
HEX#646B62
RGBrgb(100, 107, 98)
RGB (0–1)0.3922, 0.4196, 0.3843
RGB percentages39.2%, 42%, 38.4%
HSLhsl(106.7, 4.4%, 40.2%)
HSV / HSBhsv(106.7, 8.4%, 42%)
CMYK6.5%, 0%, 8.4%, 58%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,581,090
CSS custom property--colour: #646B62;

Brightness & contrast

Relative luminance0.14107WCAG 2.x, 0 is black and 1 is white
Perceived brightness103.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.5:1
Contrast with white5.5:1WCAG normal text: AA
Contrast with black3.82:1WCAG normal text: Fail
Greyscale equivalent#696969
Inverted#9B949D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6C6962no red cones; affects about 1% of men; ΔE 4.4 from the original
Deuteranopia#6A6962no green cones; the most common form, about 1% of men; ΔE 3.5 from the original
Tritanopia#646A68no 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 text5.5:1WCAG large text: AAA
Contrast with black, large text3.82:1WCAG large text: AA

Named colours

Dim grey · ΔE 6.1Gray · ΔE 11.1Dark slate grey · ΔE 16.9Slate grey · ΔE 17.1Light slate grey · ΔE 19.2Cadetblue · ΔE 25.4
Nearest named CSS colourDim grey (#696969)ΔE 6.14, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#69626B
Analogous#696B62, #626B65
Triadic#62646B, #6B6264
Split complementary#65626B, #6B6268
Tetradic#62696B, #69626B, #6B6562

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CBCFCA
Lighter +30%#B1B6B0
Lighter +20%#979E95
Lighter +10%#7D867A
Darker −10%#4B504A
Darker −20%#323631
Darker −30%#191B19
Darker −40%#000100
More saturated +25%#568548
Less saturated −25%#676767

Channel breakdown

R100
G107
B98
Red100 (39.2%)
Green107 (42%)
Blue98 (38.4%)
Hue106.67°
Saturation (HSL)4.39%
Lightness40.2%
Dominant channelGreen
Hex per channelR 64 · G 6B · B 62

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Every value on this page was computed from “646b62” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.