#631EA1#631EA1

#631EA1 is a dark, vivid violet. Relative luminance 0.062; OKLCH L 41.9% C 0.193 H 302.2°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#631EA1
RGB	rgb(99, 30, 161)
HSL	hsl(272, 69%, 37%)
HSV	hsv(272, 81%, 63%)
CMYK	cmyk(38.5%, 81.4%, 0%, 36.9%)
CIE-LAB	lab(29.80, 53.71, -57.07)
CIE-LCH	lch(29.80, 78.37, 313.26°)
OKLab	oklab(41.94% 0.1027 -0.163)
OKLCH	oklch(41.94% 0.193 302.2)
XYZ	xyz(12.0413, 6.1544, 34.2648)
Luminance	0.0615 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631EA1 #5CA11E

analogous

#221EA1 #631EA1 #A11E9D

triadic

#631EA1 #A1631E #1EA163

tetradic

#631EA1 #A1221E #5CA11E #1E9DA1

square

#631EA1 #A1221E #5CA11E #1E9DA1

split-complementary

#631EA1 #9DA11E #1EA122

monochromatic

#240B3A #43146D #631EA1 #8328D5 #A059E0

Accessibility & contrast

On white

9.41

#631EA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#631EA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631EA1

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631EA1	#FFFFFF	#000000	##FFFFFF
##631EA1	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A5

Deuteranopia (green-blind)

#00469F

Tritanopia (blue-blind)

#554260

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #631ea1;
/* rgb */ color: rgb(99, 30, 161);
/* oklch */ color: oklch(41.9% 0.193 302.2);

Tailwind

colors: {
  custom: {
    50: '#9663be',
    500: '#631ea1',
    950: '#000000',
  },
}

SCSS

$custom: #631ea1;
$custom-light: #9663be;
$custom-dark: #000000;

JSON

{
  "hex": "#631ea1",
  "rgb": {
    "r": 99,
    "g": 30,
    "b": 161
  },
  "hsl": {
    "h": 271.603,
    "s": 68.586,
    "l": 37.451
  },
  "oklch": {
    "l": 0.41942,
    "c": 0.19266,
    "h": 302.2
  },
  "luminance": 0.06154
}

Semantic roles & 50–950 ramp

primary

#631EA1

secondary

#8AC457

accent

#EB3C8F

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #631EA1

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

Preview Lab → · Contrast checker → · Palette generator →