Recognised as Colour

#57787C

#57787C
Cyan
Dark
Nearest: Slate grey

#57787C is a cyan with RGB values 87, 120, 124 and HSL 186°, 18%, 41%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#57787C#57787C

HEX#57787C

RGBrgb(87, 120, 124)

RGB (0–1)0.3412, 0.4706, 0.4863

RGB percentages34.1%, 47.1%, 48.6%

HSLhsl(186.5, 17.5%, 41.4%)

HSV / HSBhsv(186.5, 29.8%, 48.6%)

CMYK29.8%, 3.2%, 0%, 51.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,732,476

CSS custom property--colour: #57787C;

Brightness & contrast

Relative luminance0.16914WCAG 2.x, 0 is black and 1 is white

Perceived brightness111.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.79:1

Contrast with white4.79:1WCAG normal text: AA

Contrast with black4.38:1WCAG normal text: Fail

Greyscale equivalent#717171

Inverted#A88783

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#73757Cno red cones; affects about 1% of men; ΔE 11.6 from the original

Deuteranopia#6C707Cno green cones; the most common form, about 1% of men; ΔE 11.9 from the original

Tritanopia#4A7B79no blue cones; rare, and affects men and women equally; ΔE 6.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.79:1WCAG large text: AAA

Contrast with black, large text4.38:1WCAG large text: AA

Named colours

Slate grey · ΔE 10.8 Light slate grey · ΔE 12.6 Dim grey · ΔE 12.8 Gray · ΔE 13.4 Cadetblue · ΔE 15.9 Dark slate grey · ΔE 17.1

Nearest named CSS colourSlate grey (#708090)ΔE 10.76, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#7C5B57

Analogous#577C6D, #57667C

Triadic#7C5778, #787C57

Split complementary#7C5766, #7C6D57

Tetradic#6E577C, #7C5B57, #667C57

Tints, shades & saturation

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

Lighter +40%#C7D6D8

Lighter +30%#A9C0C3

Lighter +20%#8BAAAE

Lighter +10%#6D9499

Darker −10%#425B5E

Darker −20%#2D3E40

Darker −30%#182122

Darker −40%#030404

More saturated +25%#3D8D96

Less saturated −25%#6A6A6A

Channel breakdown

R87

G120

B124

Red87 (34.1%)

Green120 (47.1%)

Blue124 (48.6%)

Hue186.49°

Saturation (HSL)17.54%

Lightness41.37%

Dominant channelBlue

Hex per channelR 57 · G 78 · B 7C

Keep nerding

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

#57787C

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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