#631AA1#631AA1

#631AA1 is a dark, vivid violet. Relative luminance 0.060; OKLCH L 41.6% C 0.196 H 302.6°. Best body text is #FFFFFF at 9.58:1 contrast (WCAG AA passes).

Color values

HEX	#631AA1
RGB	rgb(99, 26, 161)
HSL	hsl(272, 72%, 37%)
HSV	hsv(272, 84%, 63%)
CMYK	cmyk(38.5%, 83.9%, 0%, 36.9%)
CIE-LAB	lab(29.32, 55.10, -57.85)
CIE-LCH	lch(29.32, 79.89, 313.60°)
OKLab	oklab(41.61% 0.1056 -0.1653)
OKLCH	oklch(41.61% 0.196 302.6)
XYZ	xyz(11.9465, 5.9646, 34.2332)
Luminance	0.0597 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631AA1 #58A11A

analogous

#1F1AA1 #631AA1 #A11A9C

triadic

#631AA1 #A1631A #1AA163

tetradic

#631AA1 #A11F1A #58A11A #1A9CA1

square

#631AA1 #A11F1A #58A11A #1A9CA1

split-complementary

#631AA1 #9CA11A #1AA11F

monochromatic

#220938 #43116C #631AA1 #8323D6 #A152E3

Accessibility & contrast

On white

9.58

#631AA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#631AA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631AA1

9.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631AA1	#FFFFFF	#000000	##FFFFFF
##631AA1	1.00	9.58	2.19	9.58
#FFFFFF	9.58	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A5

Deuteranopia (green-blind)

#00459E

Tritanopia (blue-blind)

#564160

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #631aa1;
/* rgb */ color: rgb(99, 26, 161);
/* oklch */ color: oklch(41.6% 0.196 302.6);

Tailwind

colors: {
  custom: {
    50: '#9662be',
    500: '#631aa1',
    950: '#000000',
  },
}

SCSS

$custom: #631aa1;
$custom-light: #9662be;
$custom-dark: #000000;

JSON

{
  "hex": "#631aa1",
  "rgb": {
    "r": 99,
    "g": 26,
    "b": 161
  },
  "hsl": {
    "h": 272.444,
    "s": 72.193,
    "l": 36.667
  },
  "oklch": {
    "l": 0.41612,
    "c": 0.1961,
    "h": 302.6
  },
  "luminance": 0.05965
}

Semantic roles & 50–950 ramp

primary

#631AA1

secondary

#87C651

accent

#EF398C

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #631AA1

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

Preview Lab → · Contrast checker → · Palette generator →