Recognised as Colour

#531D7A

#531D7A
Violet
Dark
Nearest: Rebecca purple

#531D7A is a violet with RGB values 83, 29, 122 and HSL 275°, 62%, 30%. It is a dark colour, so white text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Rebecca purple.

Colour values

#531D7A#531D7A

HEX#531D7A

RGBrgb(83, 29, 122)

RGB (0–1)0.3255, 0.1137, 0.4784

RGB percentages32.5%, 11.4%, 47.8%

HSLhsl(274.8, 61.6%, 29.6%)

HSV / HSBhsv(274.8, 76.2%, 47.8%)

CMYK32%, 76.2%, 0%, 52.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,447,034

CSS custom property--colour: #531D7A;

Brightness & contrast

Relative luminance0.04123WCAG 2.x, 0 is black and 1 is white

Perceived brightness65.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.51:1

Contrast with white11.51:1WCAG normal text: AAA

Contrast with black1.82:1WCAG normal text: Fail

Greyscale equivalent#2F2F2F

Inverted#ACE285

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00387Dno red cones; affects about 1% of men; ΔE 28.5 from the original

Deuteranopia#003A78no green cones; the most common form, about 1% of men; ΔE 32.2 from the original

Tritanopia#4C334Ano blue cones; rare, and affects men and women equally; ΔE 41.8 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text11.51:1WCAG large text: AAA

Contrast with black, large text1.82:1WCAG large text: Fail

Named colours

Rebecca purple · ΔE 10.1 Midnight blue · ΔE 15 Indigo · ΔE 15.2 Dark slateblue · ΔE 17.2 Purple · ΔE 18.9 Dark magenta · ΔE 22.6

Nearest named CSS colourRebecca purple (#663399)ΔE 10.12, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#447A1D

Analogous#251D7A, #7A1D72

Triadic#7A531D, #1D7A53

Split complementary#727A1D, #1D7A25

Tetradic#7A251D, #447A1D, #1D727A

Tints, shades & saturation

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

Lighter +40%#B982E1

Lighter +30%#A259D7

Lighter +20%#8B31CC

Lighter +10%#6F27A3

Darker −10%#371351

Darker −20%#1B0928

Darker −30%#000000

Darker −40%#000000

More saturated +25%#560A8D

Less saturated −25%#503067

Channel breakdown

R83

G29

B122

Red83 (32.5%)

Green29 (11.4%)

Blue122 (47.8%)

Hue274.84°

Saturation (HSL)61.59%

Lightness29.61%

Dominant channelBlue

Hex per channelR 53 · G 1D · B 7A

Keep nerding

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

#531D7A

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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