#631670#631670

#631670 is a dark, vivid purple. Relative luminance 0.044; OKLCH L 37.3% C 0.154 H 321.3°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#631670
RGB	rgb(99, 22, 112)
HSL	hsl(291, 67%, 26%)
HSV	hsv(291, 80%, 44%)
CMYK	cmyk(11.6%, 80.4%, 0%, 56.1%)
CIE-LAB	lab(24.94, 45.86, -34.36)
CIE-LCH	lch(24.94, 57.30, 323.15°)
OKLab	oklab(37.32% 0.1203 -0.0963)
OKLCH	oklch(37.32% 0.154 321.3)
XYZ	xyz(8.3568, 4.3968, 15.7346)
Luminance	0.0440 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631670 #237016

analogous

#361670 #631670 #701650

triadic

#631670 #706316 #167063

tetradic

#631670 #703616 #237016 #165070

square

#631670 #703616 #237016 #165070

split-complementary

#631670 #507016 #167036

monochromatic

#17051A #360C3D #631670 #9020A3 #BD2BD5

Accessibility & contrast

On white

11.17

#631670 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#631670 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631670

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631670	#FFFFFF	#000000	##FFFFFF
##631670	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003672

Deuteranopia (green-blind)

#223E6E

Tritanopia (blue-blind)

#642843

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #631670;
/* rgb */ color: rgb(99, 22, 112);
/* oklch */ color: oklch(37.3% 0.154 321.3);

Tailwind

colors: {
  custom: {
    50: '#935d99',
    500: '#631670',
    950: '#000000',
  },
}

SCSS

$custom: #631670;
$custom-light: #935d99;
$custom-dark: #000000;

JSON

{
  "hex": "#631670",
  "rgb": {
    "r": 99,
    "g": 22,
    "b": 112
  },
  "hsl": {
    "h": 291.333,
    "s": 67.164,
    "l": 26.275
  },
  "oklch": {
    "l": 0.37324,
    "c": 0.15409,
    "h": 321.3
  },
  "luminance": 0.04396
}

Semantic roles & 50–950 ramp

primary

#631670

secondary

#4BA63C

accent

#EA3E57

background

#F9F5F9

surface

#F2E9F2

border

#CCC5CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #631670

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

Preview Lab → · Contrast checker → · Palette generator →