#631271#631271

#631271 is a dark, vivid purple. Relative luminance 0.043; OKLCH L 37.1% C 0.159 H 321.1°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#631271
RGB	rgb(99, 18, 113)
HSL	hsl(291, 73%, 26%)
HSV	hsv(291, 84%, 44%)
CMYK	cmyk(12.4%, 84.1%, 0%, 55.7%)
CIE-LAB	lab(24.57, 47.33, -35.60)
CIE-LCH	lch(24.57, 59.23, 323.05°)
OKLab	oklab(37.08% 0.1236 -0.0999)
OKLCH	oklch(37.08% 0.159 321.1)
XYZ	xyz(8.3422, 4.2780, 16.0059)
Luminance	0.0428 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631271 #207112

analogous

#331271 #631271 #71124F

triadic

#631271 #716312 #127163

tetradic

#631271 #713312 #207112 #124F71

square

#631271 #713312 #207112 #124F71

split-complementary

#631271 #4F7112 #127133

monochromatic

#17041A #350A3C #631271 #911AA6 #BF23DB

Accessibility & contrast

On white

11.32

#631271 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#631271 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631271

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631271	#FFFFFF	#000000	##FFFFFF
##631271	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003573

Deuteranopia (green-blind)

#1F3D6F

Tritanopia (blue-blind)

#642742

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #631271;
/* rgb */ color: rgb(99, 18, 113);
/* oklch */ color: oklch(37.1% 0.159 321.1);

Tailwind

colors: {
  custom: {
    50: '#935c9a',
    500: '#631271',
    950: '#000000',
  },
}

SCSS

$custom: #631271;
$custom-light: #935c9a;
$custom-dark: #000000;

JSON

{
  "hex": "#631271",
  "rgb": {
    "r": 99,
    "g": 18,
    "b": 113
  },
  "hsl": {
    "h": 291.158,
    "s": 72.519,
    "l": 25.686
  },
  "oklch": {
    "l": 0.37083,
    "c": 0.15891,
    "h": 321.1
  },
  "luminance": 0.04278
}

Semantic roles & 50–950 ramp

primary

#631271

secondary

#48A837

accent

#EF3953

background

#F9F5F9

surface

#F2E9F2

border

#CCC5CC

text

#0D040E

muted

#7E797E

Preview Lab

Preview with #631271

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

Preview Lab → · Contrast checker → · Palette generator →