#631975#631975

#631975 is a dark, vivid purple. Relative luminance 0.046; OKLCH L 37.9% C 0.155 H 318.8°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#631975
RGB	rgb(99, 25, 117)
HSL	hsl(288, 65%, 28%)
HSV	hsv(288, 79%, 46%)
CMYK	cmyk(15.4%, 78.6%, 0%, 54.1%)
CIE-LAB	lab(25.66, 45.79, -36.41)
CIE-LCH	lch(25.66, 58.51, 321.51°)
OKLab	oklab(37.95% 0.1169 -0.1023)
OKLCH	oklch(37.95% 0.155 318.8)
XYZ	xyz(8.7037, 4.6327, 17.2619)
Luminance	0.0463 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631975 #2B7519

analogous

#351975 #631975 #751959

triadic

#631975 #756319 #197563

tetradic

#631975 #753519 #2B7519 #195975

square

#631975 #753519 #2B7519 #195975

split-complementary

#631975 #597519 #197535

monochromatic

#150519 #380E43 #631975 #8E24A7 #B535D4

Accessibility & contrast

On white

10.90

#631975 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#631975 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631975

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631975	#FFFFFF	#000000	##FFFFFF
##631975	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003878

Deuteranopia (green-blind)

#1F3F73

Tritanopia (blue-blind)

#632C46

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #631975;
/* rgb */ color: rgb(99, 25, 117);
/* oklch */ color: oklch(37.9% 0.155 318.8);

Tailwind

colors: {
  custom: {
    50: '#935f9d',
    500: '#631975',
    950: '#000000',
  },
}

SCSS

$custom: #631975;
$custom-light: #935f9d;
$custom-dark: #000000;

JSON

{
  "hex": "#631975",
  "rgb": {
    "r": 99,
    "g": 25,
    "b": 117
  },
  "hsl": {
    "h": 288.261,
    "s": 64.789,
    "l": 27.843
  },
  "oklch": {
    "l": 0.37945,
    "c": 0.15535,
    "h": 318.8
  },
  "luminance": 0.04632
}

Semantic roles & 50–950 ramp

primary

#631975

secondary

#55AA40

accent

#E84061

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #631975

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

Preview Lab → · Contrast checker → · Palette generator →