Colour

#51777D

#51777D
Cyan
Dark
Nearest: Slate grey

#51777D is a cyan with RGB values 81, 119, 125 and HSL 188°, 21%, 40%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#51777D#51777D

HEX#51777D

RGBrgb(81, 119, 125)

RGB (0–1)0.3176, 0.4667, 0.4902

RGB percentages31.8%, 46.7%, 49%

HSLhsl(188.2, 21.4%, 40.4%)

HSV / HSBhsv(188.2, 35.2%, 49%)

CMYK35.2%, 4.8%, 0%, 51%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,339,005

CSS custom property--colour: #51777D;

Brightness & contrast

Relative luminance0.16424WCAG 2.x, 0 is black and 1 is white

Perceived brightness109.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.9:1

Contrast with white4.9:1WCAG normal text: AA

Contrast with black4.28:1WCAG normal text: Fail

Greyscale equivalent#6F6F6F

Inverted#AE8882

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#71747Dno red cones; affects about 1% of men; ΔE 12.8 from the original

Deuteranopia#696E7Dno green cones; the most common form, about 1% of men; ΔE 13.3 from the original

Tritanopia#417A79no blue cones; rare, and affects men and women equally; ΔE 7.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.9:1WCAG large text: AAA

Contrast with black, large text4.28:1WCAG large text: AA

Named colours

Slate grey · ΔE 11.4 Light slate grey · ΔE 13.1 Dim grey · ΔE 14.3 Gray · ΔE 15.2 Cadetblue · ΔE 15.8 Dark slate grey · ΔE 16.7

Nearest named CSS colourSlate grey (#708090)ΔE 11.35, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#7D5751

Analogous#517D6D, #51617D

Triadic#7D5177, #777D51

Split complementary#7D5161, #7D6D51

Tetradic#6D517D, #7D5751, #617D51

Tints, shades & saturation

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

Lighter +40%#C2D5D8

Lighter +30%#A3BFC4

Lighter +20%#84AAB0

Lighter +10%#65949C

Darker −10%#3D5A5E

Darker −20%#293C3F

Darker −30%#151F20

Darker −40%#010101

More saturated +25%#378A97

Less saturated −25%#676767

Channel breakdown

R81

G119

B125

Red81 (31.8%)

Green119 (46.7%)

Blue125 (49%)

Hue188.18°

Saturation (HSL)21.36%

Lightness40.39%

Dominant channelBlue

Hex per channelR 51 · G 77 · B 7D

Keep nerding

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

#51777D

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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