#631D93#631D93

#631D93 is a dark, vivid violet. Relative luminance 0.056; OKLCH L 40.7% C 0.180 H 306.7°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#631D93
RGB	rgb(99, 29, 147)
HSL	hsl(276, 67%, 35%)
HSV	hsv(276, 80%, 58%)
CMYK	cmyk(32.7%, 80.3%, 0%, 42.4%)
CIE-LAB	lab(28.48, 50.83, -50.67)
CIE-LCH	lch(28.48, 71.77, 315.09°)
OKLab	oklab(40.65% 0.1074 -0.1442)
OKLCH	oklch(40.65% 0.18 306.7)
XYZ	xyz(10.8503, 5.6381, 28.1148)
Luminance	0.0564 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631D93 #4D931D

analogous

#281D93 #631D93 #931D88

triadic

#631D93 #93631D #1D9363

tetradic

#631D93 #93281D #4D931D #1D8893

square

#631D93 #93281D #4D931D #1D8893

split-complementary

#631D93 #88931D #1D9328

monochromatic

#1E092D #411360 #631D93 #8527C6 #A24EDC

Accessibility & contrast

On white

9.87

#631D93 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#631D93 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631D93

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631D93	#FFFFFF	#000000	##FFFFFF
##631D93	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004196

Deuteranopia (green-blind)

#004491

Tritanopia (blue-blind)

#5B3C58

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #631d93;
/* rgb */ color: rgb(99, 29, 147);
/* oklch */ color: oklch(40.7% 0.180 306.7);

Tailwind

colors: {
  custom: {
    50: '#9562b4',
    500: '#631d93',
    950: '#000000',
  },
}

SCSS

$custom: #631d93;
$custom-light: #9562b4;
$custom-dark: #000000;

JSON

{
  "hex": "#631d93",
  "rgb": {
    "r": 99,
    "g": 29,
    "b": 147
  },
  "hsl": {
    "h": 275.593,
    "s": 67.045,
    "l": 34.51
  },
  "oklch": {
    "l": 0.40654,
    "c": 0.1798,
    "h": 306.7
  },
  "luminance": 0.05638
}

Semantic roles & 50–950 ramp

primary

#631D93

secondary

#7BBF4D

accent

#EA3E84

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #631D93

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

Preview Lab → · Contrast checker → · Palette generator →