#631561#631561

#631561 is a dark, vivid purple. Relative luminance 0.041; OKLCH L 36.2% C 0.142 H 329.2°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#631561
RGB	rgb(99, 21, 97)
HSL	hsl(302, 65%, 24%)
HSV	hsv(302, 79%, 39%)
CMYK	cmyk(0%, 78.8%, 2%, 61.2%)
CIE-LAB	lab(23.84, 43.39, -26.36)
CIE-LCH	lch(23.84, 50.77, 328.72°)
OKLab	oklab(36.23% 0.1221 -0.0729)
OKLCH	oklch(36.23% 0.142 329.2)
XYZ	xyz(7.5714, 4.0526, 11.6904)
Luminance	0.0405 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631561 #156317

analogous

#3E1563 #631561 #63153A

triadic

#631561 #616315 #156163

tetradic

#631561 #633E15 #156317 #153A63

square

#631561 #633E15 #156317 #153A63

split-complementary

#631561 #3A6315 #15633E

monochromatic

#190519 #310A30 #631561 #952092 #C82AC4

Accessibility & contrast

On white

11.60

#631561 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#631561 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631561

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631561	#FFFFFF	#000000	##FFFFFF
##631561	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#083263

Deuteranopia (green-blind)

#2C3C5F

Tritanopia (blue-blind)

#67213A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #631561;
/* rgb */ color: rgb(99, 21, 97);
/* oklch */ color: oklch(36.2% 0.142 329.2);

Tailwind

colors: {
  custom: {
    50: '#925c8e',
    500: '#631561',
    950: '#000000',
  },
}

SCSS

$custom: #631561;
$custom-light: #925c8e;
$custom-dark: #000000;

JSON

{
  "hex": "#631561",
  "rgb": {
    "r": 99,
    "g": 21,
    "b": 97
  },
  "hsl": {
    "h": 301.538,
    "s": 65,
    "l": 23.529
  },
  "oklch": {
    "l": 0.36229,
    "c": 0.14223,
    "h": 329.2
  },
  "luminance": 0.04052
}

Semantic roles & 50–950 ramp

primary

#631561

secondary

#3A9A3C

accent

#E84440

background

#F9F5F8

surface

#F2E9F0

border

#CCC5CB

text

#0D040C

muted

#7E797D

Preview Lab

Preview with #631561

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

Preview Lab → · Contrast checker → · Palette generator →