Colour

#556B63

#556B63
Cyan
Dark
Nearest: Dim grey

#556B63 is a cyan with RGB values 85, 107, 99 and HSL 158°, 11%, 38%. 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

#556B63#556B63

HEX#556B63

RGBrgb(85, 107, 99)

RGB (0–1)0.3333, 0.4196, 0.3882

RGB percentages33.3%, 42%, 38.8%

HSLhsl(158.2, 11.5%, 37.6%)

HSV / HSBhsv(158.2, 20.6%, 42%)

CMYK20.6%, 0%, 7.5%, 58%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,598,051

CSS custom property--colour: #556B63;

Brightness & contrast

Relative luminance0.13348WCAG 2.x, 0 is black and 1 is white

Perceived brightness100 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.72:1

Contrast with white5.72:1WCAG normal text: AA

Contrast with black3.67:1WCAG normal text: Fail

Greyscale equivalent#666666

Inverted#AA949C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6A6863no red cones; affects about 1% of men; ΔE 9.9 from the original

Deuteranopia#656564no green cones; the most common form, about 1% of men; ΔE 9.9 from the original

Tritanopia#506B69no blue cones; rare, and affects men and women equally; ΔE 3.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text5.72:1WCAG large text: AAA

Contrast with black, large text3.67:1WCAG large text: AA

Named colours

Dim grey · ΔE 10.2 Dark slate grey · ΔE 13.3 Gray · ΔE 14.5 Slate grey · ΔE 17.5 Light slate grey · ΔE 19.6 Teal · ΔE 22

Nearest named CSS colourDim grey (#696969)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#6B555D

Analogous#556B58, #55686B

Triadic#63556B, #6B6355

Split complementary#6B5568, #6B5855

Tetradic#58556B, #6B555D, #686B55

Tints, shades & saturation

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

Lighter +40%#BFCDC8

Lighter +30%#A3B6AF

Lighter +20%#879F96

Lighter +10%#6C877D

Darker −10%#3E4F49

Darker −20%#28322E

Darker −30%#111614

Darker −40%#000000

More saturated +25%#3D836A

Less saturated −25%#606060

Channel breakdown

R85

G107

B99

Red85 (33.3%)

Green107 (42%)

Blue99 (38.8%)

Hue158.18°

Saturation (HSL)11.46%

Lightness37.65%

Dominant channelGreen

Hex per channelR 55 · G 6B · B 63

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#556B63

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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