Colour

#5756CA

#5756CA
Blue
Dark
Nearest: Slate blue

#5756CA is a blue with RGB values 87, 86, 202 and HSL 241°, 52%, 56%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#5756CA#5756CA

HEX#5756CA

RGBrgb(87, 86, 202)

RGB (0–1)0.3412, 0.3373, 0.7922

RGB percentages34.1%, 33.7%, 79.2%

HSLhsl(240.5, 52.3%, 56.5%)

HSV / HSBhsv(240.5, 57.4%, 79.2%)

CMYK56.9%, 57.4%, 0%, 20.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,723,850

CSS custom property--colour: #5756CA;

Brightness & contrast

Relative luminance0.12946WCAG 2.x, 0 is black and 1 is white

Perceived brightness106.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.85:1

Contrast with white5.85:1WCAG normal text: AA

Contrast with black3.59:1WCAG normal text: Fail

Greyscale equivalent#5F5F5F

Inverted#A8A935

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0069CEno red cones; affects about 1% of men; ΔE 19.8 from the original

Deuteranopia#0060C8no green cones; the most common form, about 1% of men; ΔE 16.2 from the original

Tritanopia#147188no blue cones; rare, and affects men and women equally; ΔE 65 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text5.85:1WCAG large text: AAA

Contrast with black, large text3.59:1WCAG large text: AA

Named colours

Slate blue · ΔE 4.4 Royal blue · ΔE 10.3 Medium slateblue · ΔE 13 Medium purple · ΔE 16.3 Rebecca purple · ΔE 18.8 Dark slateblue · ΔE 23.1

Nearest named CSS colourSlate blue (#6A5ACD)ΔE 4.39, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#C9CA56

Analogous#568FCA, #9156CA

Triadic#CA5756, #56CA57

Split complementary#CA9156, #8FCA56

Tetradic#CA568F, #C9CA56, #56CA91

Tints, shades & saturation

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

Lighter +40%#F1F1FB

Lighter +30%#CBCAEF

Lighter +20%#A4A4E2

Lighter +10%#7E7DD6

Darker −10%#3A39B4

Darker −20%#2D2C8E

Darker −30%#212067

Darker −40%#141440

More saturated +25%#3C3AE6

Less saturated −25%#7272AE

Channel breakdown

R87

G86

B202

Red87 (34.1%)

Green86 (33.7%)

Blue202 (79.2%)

Hue240.52°

Saturation (HSL)52.25%

Lightness56.47%

Dominant channelBlue

Hex per channelR 57 · G 56 · B CA

Keep nerding

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#5756CA

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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