#631D64#631D64

#631D64 is a dark, vivid purple. Relative luminance 0.045; OKLCH L 37.2% C 0.135 H 327.3°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#631D64
RGB	rgb(99, 29, 100)
HSL	hsl(299, 55%, 25%)
HSV	hsv(299, 71%, 39%)
CMYK	cmyk(1%, 71%, 0%, 60.8%)
CIE-LAB	lab(25.11, 40.86, -26.31)
CIE-LCH	lch(25.11, 48.60, 327.22°)
OKLab	oklab(37.2% 0.1134 -0.0728)
OKLCH	oklch(37.2% 0.135 327.3)
XYZ	xyz(7.8851, 4.4520, 12.4981)
Luminance	0.0445 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631D64 #1E641D

analogous

#3F1D64 #631D64 #641D41

triadic

#631D64 #64631D #1D6463

tetradic

#631D64 #643F1D #1E641D #1D4164

square

#631D64 #643F1D #1E641D #1D4164

split-complementary

#631D64 #41641D #1D643F

monochromatic

#170718 #340F35 #631D64 #922B93 #C139C3

Accessibility & contrast

On white

11.11

#631D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#631D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631D64

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631D64	#FFFFFF	#000000	##FFFFFF
##631D64	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#123666

Deuteranopia (green-blind)

#2E3F62

Tritanopia (blue-blind)

#66273E

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #631d64;
/* rgb */ color: rgb(99, 29, 100);
/* oklch */ color: oklch(37.2% 0.135 327.3);

Tailwind

colors: {
  custom: {
    50: '#926090',
    500: '#631d64',
    950: '#000000',
  },
}

SCSS

$custom: #631d64;
$custom-light: #926090;
$custom-dark: #000000;

JSON

{
  "hex": "#631d64",
  "rgb": {
    "r": 99,
    "g": 29,
    "b": 100
  },
  "hsl": {
    "h": 299.155,
    "s": 55.039,
    "l": 25.294
  },
  "oklch": {
    "l": 0.37198,
    "c": 0.13479,
    "h": 327.3
  },
  "luminance": 0.04451
}

Semantic roles & 50–950 ramp

primary

#631D64

secondary

#459944

accent

#DE494C

background

#F9F5F8

surface

#F1EAF0

border

#CBC6CB

text

#0D050C

muted

#7E797D

Preview Lab

Preview with #631D64

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

Preview Lab → · Contrast checker → · Palette generator →