#631D72#631D72

#631D72 is a dark, vivid purple. Relative luminance 0.047; OKLCH L 38.1% C 0.148 H 319.9°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#631D72
RGB	rgb(99, 29, 114)
HSL	hsl(289, 59%, 28%)
HSV	hsv(289, 75%, 45%)
CMYK	cmyk(13.2%, 74.6%, 0%, 55.3%)
CIE-LAB	lab(26.00, 43.62, -33.95)
CIE-LCH	lch(26.00, 55.28, 322.11°)
OKLab	oklab(38.12% 0.1131 -0.0951)
OKLCH	oklch(38.12% 0.148 319.9)
XYZ	xyz(8.6218, 4.7467, 16.3784)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631D72 #2C721D

analogous

#381D72 #631D72 #721D56

triadic

#631D72 #72631D #1D7263

tetradic

#631D72 #72381D #2C721D #1D5672

square

#631D72 #72381D #2C721D #1D5672

split-complementary

#631D72 #56721D #1D7238

monochromatic

#150618 #391141 #631D72 #8D29A3 #B43CCD

Accessibility & contrast

On white

10.77

#631D72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#631D72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631D72

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631D72	#FFFFFF	#000000	##FFFFFF
##631D72	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003974

Deuteranopia (green-blind)

#244070

Tritanopia (blue-blind)

#632D45

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #631d72;
/* rgb */ color: rgb(99, 29, 114);
/* oklch */ color: oklch(38.1% 0.148 319.9);

Tailwind

colors: {
  custom: {
    50: '#92609b',
    500: '#631d72',
    950: '#000000',
  },
}

SCSS

$custom: #631d72;
$custom-light: #92609b;
$custom-dark: #000000;

JSON

{
  "hex": "#631d72",
  "rgb": {
    "r": 99,
    "g": 29,
    "b": 114
  },
  "hsl": {
    "h": 289.412,
    "s": 59.441,
    "l": 28.039
  },
  "oklch": {
    "l": 0.3812,
    "c": 0.14779,
    "h": 319.9
  },
  "luminance": 0.04746
}

Semantic roles & 50–950 ramp

primary

#631D72

secondary

#56A645

accent

#E34561

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #631D72

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

Preview Lab → · Contrast checker → · Palette generator →