Colour

#57617D

#57617D
Blue
Dark
Nearest: Slate grey

#57617D is a blue with RGB values 87, 97, 125 and HSL 224°, 18%, 42%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#57617D#57617D

HEX#57617D

RGBrgb(87, 97, 125)

RGB (0–1)0.3412, 0.3804, 0.4902

RGB percentages34.1%, 38%, 49%

HSLhsl(224.2, 17.9%, 41.6%)

HSV / HSBhsv(224.2, 30.4%, 49%)

CMYK30.4%, 22.4%, 0%, 51%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,726,589

CSS custom property--colour: #57617D;

Brightness & contrast

Relative luminance0.12056WCAG 2.x, 0 is black and 1 is white

Perceived brightness97.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.16:1

Contrast with white6.16:1WCAG normal text: AA

Contrast with black3.41:1WCAG normal text: Fail

Greyscale equivalent#616161

Inverted#A89E82

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#58637Eno red cones; affects about 1% of men; ΔE 1.1 from the original

Deuteranopia#55607Cno green cones; the most common form, about 1% of men; ΔE 0.6 from the original

Tritanopia#4D666Ano blue cones; rare, and affects men and women equally; ΔE 16.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text6.16:1WCAG large text: AAA

Contrast with black, large text3.41:1WCAG large text: AA

Named colours

Slate grey · ΔE 14.2 Light slate grey · ΔE 16.6 Dim grey · ΔE 17.5 Steel blue · ΔE 20.2 Gray · ΔE 21.2 Dark slate grey · ΔE 22.3

Nearest named CSS colourSlate grey (#708090)ΔE 14.2, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#7D7357

Analogous#57747D, #60577D

Triadic#7D5761, #617D57

Split complementary#7D6057, #747D57

Tetradic#7D5774, #7D7357, #577D60

Tints, shades & saturation

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

Lighter +40%#C8CCD8

Lighter +30%#AAB0C3

Lighter +20%#8B95AF

Lighter +10%#6D799A

Darker −10%#424A5F

Darker −20%#2D3241

Darker −30%#181B23

Darker −40%#030405

More saturated +25%#3C5498

Less saturated −25%#6A6A6A

Channel breakdown

R87

G97

B125

Red87 (34.1%)

Green97 (38%)

Blue125 (49%)

Hue224.21°

Saturation (HSL)17.92%

Lightness41.57%

Dominant channelBlue

Hex per channelR 57 · G 61 · B 7D

Keep nerding

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

#57617D

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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