#631EA9#631EA9

#631EA9 is a dark, highly saturated violet. Relative luminance 0.064; OKLCH L 42.7% C 0.201 H 300.0°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#631EA9
RGB	rgb(99, 30, 169)
HSL	hsl(270, 70%, 39%)
HSV	hsv(270, 82%, 66%)
CMYK	cmyk(41.4%, 82.2%, 0%, 33.7%)
CIE-LAB	lab(30.51, 55.61, -60.74)
CIE-LCH	lch(30.51, 82.36, 312.47°)
OKLab	oklab(42.65% 0.1002 -0.1738)
OKLCH	oklch(42.65% 0.201 300)
XYZ	xyz(12.7695, 6.4456, 38.0998)
Luminance	0.0645 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631EA9 #64A91E

analogous

#1E1FA9 #631EA9 #A91EA9

triadic

#631EA9 #A9631E #1EA963

tetradic

#631EA9 #A91E1F #64A91E #1EA9A9

square

#631EA9 #A91E1F #64A91E #1EA9A9

split-complementary

#631EA9 #A9A91E #1FA91E

monochromatic

#260C41 #451575 #631EA9 #812BD9 #A05FE3

Accessibility & contrast

On white

9.17

#631EA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#631EA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631EA9

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631EA9	#FFFFFF	#000000	##FFFFFF
##631EA9	1.00	9.17	2.29	9.17
#FFFFFF	9.17	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AD

Deuteranopia (green-blind)

#0047A6

Tritanopia (blue-blind)

#524665

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #631ea9;
/* rgb */ color: rgb(99, 30, 169);
/* oklch */ color: oklch(42.7% 0.201 300.0);

Tailwind

colors: {
  custom: {
    50: '#9764c4',
    500: '#631ea9',
    950: '#000000',
  },
}

SCSS

$custom: #631ea9;
$custom-light: #9764c4;
$custom-dark: #000000;

JSON

{
  "hex": "#631ea9",
  "rgb": {
    "r": 99,
    "g": 30,
    "b": 169
  },
  "hsl": {
    "h": 269.784,
    "s": 69.849,
    "l": 39.02
  },
  "oklch": {
    "l": 0.42654,
    "c": 0.20058,
    "h": 300
  },
  "luminance": 0.06446
}

Semantic roles & 50–950 ramp

primary

#631EA9

secondary

#92C75C

accent

#ED3B95

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0613

muted

#7E7A82

Preview Lab

Preview with #631EA9

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

Preview Lab → · Contrast checker → · Palette generator →