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Colour

#57777D

  • #57777D
  • Cyan
  • Dark
  • Nearest: Slate grey

#57777D is a cyan with RGB values 87, 119, 125 and HSL 189°, 18%, 42%. 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

#57777D#57777D
HEX#57777D
RGBrgb(87, 119, 125)
RGB (0–1)0.3412, 0.4667, 0.4902
RGB percentages34.1%, 46.7%, 49%
HSLhsl(189.5, 17.9%, 41.6%)
HSV / HSBhsv(189.5, 30.4%, 49%)
CMYK30.4%, 4.8%, 0%, 51%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,732,221
CSS custom property--colour: #57777D;

Brightness & contrast

Relative luminance0.16701WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.84:1
Contrast with white4.84:1WCAG normal text: AA
Contrast with black4.34:1WCAG normal text: Fail
Greyscale equivalent#717171
Inverted#A88882

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#71757Dno red cones; affects about 1% of men; ΔE 10.4 from the original
Deuteranopia#6B6F7Dno green cones; the most common form, about 1% of men; ΔE 11.5 from the original
Tritanopia#4A7A79no blue cones; rare, and affects men and women equally; ΔE 7.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.84:1WCAG large text: AAA
Contrast with black, large text4.34:1WCAG large text: AA

Named colours

Slate grey · ΔE 9.8Light slate grey · ΔE 11.8Dim grey · ΔE 12.6Gray · ΔE 13.4Cadetblue · ΔE 16.5Dark slate grey · ΔE 17
Nearest named CSS colourSlate grey (#708090)ΔE 9.84, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7D5D57
Analogous#577D70, #57647D
Triadic#7D5777, #777D57
Split complementary#7D5764, #7D7057
Tetradic#70577D, #7D5D57, #647D57

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8D6D8
Lighter +30%#AABFC3
Lighter +20%#8BA9AF
Lighter +10%#6D939A
Darker −10%#425A5F
Darker −20%#2D3E41
Darker −30%#182123
Darker −40%#030405
More saturated +25%#3C8998
Less saturated −25%#6A6A6A

Channel breakdown

R87
G119
B125
Red87 (34.1%)
Green119 (46.7%)
Blue125 (49%)
Hue189.47°
Saturation (HSL)17.92%
Lightness41.57%
Dominant channelBlue
Hex per channelR 57 · G 77 · B 7D

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Every value on this page was computed from “57777d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.