Colour

#4C6666

#4C6666
Cyan
Dark
Nearest: Dark slate grey

#4C6666 is a cyan with RGB values 76, 102, 102 and HSL 180°, 15%, 35%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Dark slate grey.

Colour values

#4C6666#4C6666

HEX#4C6666

RGBrgb(76, 102, 102)

RGB (0–1)0.298, 0.4, 0.4

RGB percentages29.8%, 40%, 40%

HSLhsl(180, 14.6%, 34.9%)

HSV / HSBhsv(180, 25.5%, 40%)

CMYK25.5%, 0%, 0%, 60%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,006,950

CSS custom property--colour: #4C6666;

Brightness & contrast

Relative luminance0.11999WCAG 2.x, 0 is black and 1 is white

Perceived brightness95 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.18:1

Contrast with white6.18:1WCAG normal text: AA

Contrast with black3.4:1WCAG normal text: Fail

Greyscale equivalent#606060

Inverted#B39999

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#636366no red cones; affects about 1% of men; ΔE 10.3 from the original

Deuteranopia#5D6066no green cones; the most common form, about 1% of men; ΔE 9.7 from the original

Tritanopia#436866no blue cones; rare, and affects men and women equally; ΔE 4.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text6.18:1WCAG large text: AAA

Contrast with black, large text3.4:1WCAG large text: AA

Named colours

Dark slate grey · ΔE 10.2 Dim grey · ΔE 10.6 Slate grey · ΔE 15.7 Gray · ΔE 15.9 Light slate grey · ΔE 18.3 Teal · ΔE 21.2

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.21, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#664C4C

Analogous#4C6659, #4C5966

Triadic#664C66, #66664C

Split complementary#664C59, #66594C

Tetradic#594C66, #664C4C, #59664C

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#B6C8C8

Lighter +30%#98B3B3

Lighter +20%#7B9D9D

Lighter +10%#628383

Darker −10%#364949

Darker −20%#202C2C

Darker −30%#0B0E0E

Darker −40%#000000

More saturated +25%#367C7C

Less saturated −25%#595959

Channel breakdown

R76

G102

B102

Red76 (29.8%)

Green102 (40%)

Blue102 (40%)

Hue180°

Saturation (HSL)14.61%

Lightness34.9%

Dominant channelGreen and Blue

Hex per channelR 4C · G 66 · B 66

Keep nerding

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#4C6666

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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