#6331B5#6331B5

#6331B5 is a mid, vivid violet. Relative luminance 0.082; OKLCH L 45.7% C 0.194 H 294.8°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#6331B5
RGB	rgb(99, 49, 181)
HSL	hsl(263, 57%, 45%)
HSV	hsv(263, 73%, 71%)
CMYK	cmyk(45.3%, 72.9%, 0%, 29%)
CIE-LAB	lab(34.37, 50.58, -61.61)
CIE-LCH	lch(34.37, 79.71, 309.38°)
OKLab	oklab(45.68% 0.0814 -0.1764)
OKLCH	oklch(45.68% 0.194 294.8)
XYZ	xyz(14.5821, 8.1851, 44.5187)
Luminance	0.0819 (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

#6331B5 #83B531

analogous

#3141B5 #6331B5 #A531B5

triadic

#6331B5 #B56331 #31B563

tetradic

#6331B5 #B53141 #83B531 #31B5A5

square

#6331B5 #B53141 #83B531 #31B5A5

split-complementary

#6331B5 #B5A531 #41B531

monochromatic

#2E1755 #492485 #6331B5 #8253D0 #A583DD

Accessibility & contrast

On white

7.96

#6331B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#6331B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6331B5

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6331B5	#FFFFFF	#000000	##FFFFFF
##6331B5	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B9

Deuteranopia (green-blind)

#004FB2

Tritanopia (blue-blind)

#4C5370

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #6331b5;
/* rgb */ color: rgb(99, 49, 181);
/* oklch */ color: oklch(45.7% 0.194 294.8);

Tailwind

colors: {
  custom: {
    50: '#976ecc',
    500: '#6331b5',
    950: '#000000',
  },
}

SCSS

$custom: #6331b5;
$custom-light: #976ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#6331b5",
  "rgb": {
    "r": 99,
    "g": 49,
    "b": 181
  },
  "hsl": {
    "h": 262.727,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.45675,
    "c": 0.1943,
    "h": 294.8
  },
  "luminance": 0.08185
}

Semantic roles & 50–950 ramp

primary

#6331B5

secondary

#AAC77B

accent

#E147A7

background

#F9F6FC

surface

#F2ECF9

border

#CCC7D2

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #6331B5

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

Preview Lab → · Contrast checker → · Palette generator →