#4B31BA#4B31BA

#4B31BA is a dark, highly saturated violet. Relative luminance 0.072; OKLCH L 43.8% C 0.201 H 283.0°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#4B31BA
RGB	rgb(75, 49, 186)
HSL	hsl(251, 58%, 46%)
HSV	hsv(251, 74%, 73%)
CMYK	cmyk(59.7%, 73.7%, 0%, 27.1%)
CIE-LAB	lab(32.34, 48.33, -67.98)
CIE-LCH	lch(32.34, 83.41, 305.41°)
OKLab	oklab(43.8% 0.0451 -0.1959)
OKLCH	oklch(43.8% 0.201 283)
XYZ	xyz(12.8601, 7.2368, 47.1640)
Luminance	0.0724 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B31BA #A0BA31

analogous

#315BBA #4B31BA #8F31BA

triadic

#4B31BA #BA4B31 #31BA4B

tetradic

#4B31BA #BA315B #A0BA31 #31BA8F

square

#4B31BA #BA315B #A0BA31 #31BA8F

split-complementary

#4B31BA #BA8F31 #5BBA31

monochromatic

#241759 #37248A #4B31BA #6D56D2 #9786DF

Accessibility & contrast

On white

8.58

#4B31BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#4B31BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B31BA

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B31BA	#FFFFFF	#000000	##FFFFFF
##4B31BA	1.00	8.58	2.45	8.58
#FFFFFF	8.58	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BE

Deuteranopia (green-blind)

#0047B7

Tritanopia (blue-blind)

#005773

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4b31ba;
/* rgb */ color: rgb(75, 49, 186);
/* oklch */ color: oklch(43.8% 0.201 283.0);

Tailwind

colors: {
  custom: {
    50: '#8a6cd0',
    500: '#4b31ba',
    950: '#000000',
  },
}

SCSS

$custom: #4b31ba;
$custom-light: #8a6cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b31ba",
  "rgb": {
    "r": 75,
    "g": 49,
    "b": 186
  },
  "hsl": {
    "h": 251.387,
    "s": 58.298,
    "l": 46.078
  },
  "oklch": {
    "l": 0.43797,
    "c": 0.20105,
    "h": 283
  },
  "luminance": 0.07238
}

Semantic roles & 50–950 ramp

primary

#4B31BA

secondary

#BBC97E

accent

#E246C4

background

#F9F6FC

surface

#F1EBF9

border

#CBC6D2

text

#0D0714

muted

#7E7A82

Preview Lab

Preview with #4B31BA

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →