#631A97#631A97

#631A97 is a dark, vivid violet. Relative luminance 0.056; OKLCH L 40.7% C 0.186 H 305.6°. Best body text is #FFFFFF at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#631A97
RGB	rgb(99, 26, 151)
HSL	hsl(275, 71%, 35%)
HSV	hsv(275, 83%, 59%)
CMYK	cmyk(34.4%, 82.8%, 0%, 40.8%)
CIE-LAB	lab(28.45, 52.81, -53.18)
CIE-LCH	lch(28.45, 74.94, 314.80°)
OKLab	oklab(40.74% 0.1087 -0.1515)
OKLCH	oklch(40.74% 0.186 305.6)
XYZ	xyz(11.0996, 5.6259, 29.7733)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.80

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631A97 #4E971A

analogous

#251A97 #631A97 #971A8D

triadic

#631A97 #97631A #1A9763

tetradic

#631A97 #97251A #4E971A #1A8D97

square

#631A97 #97251A #4E971A #1A8D97

split-complementary

#631A97 #8D971A #1A9725

monochromatic

#1F082F #411163 #631A97 #8523CB #A24BE0

Accessibility & contrast

On white

9.88

#631A97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#631A97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631A97

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631A97	#FFFFFF	#000000	##FFFFFF
##631A97	1.00	9.88	2.13	9.88
#FFFFFF	9.88	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419A

Deuteranopia (green-blind)

#004395

Tritanopia (blue-blind)

#593C5A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #631a97;
/* rgb */ color: rgb(99, 26, 151);
/* oklch */ color: oklch(40.7% 0.186 305.6);

Tailwind

colors: {
  custom: {
    50: '#9561b7',
    500: '#631a97',
    950: '#000000',
  },
}

SCSS

$custom: #631a97;
$custom-light: #9561b7;
$custom-dark: #000000;

JSON

{
  "hex": "#631a97",
  "rgb": {
    "r": 99,
    "g": 26,
    "b": 151
  },
  "hsl": {
    "h": 275.04,
    "s": 70.621,
    "l": 34.706
  },
  "oklch": {
    "l": 0.40736,
    "c": 0.18649,
    "h": 305.6
  },
  "luminance": 0.05626
}

Semantic roles & 50–950 ramp

primary

#631A97

secondary

#7CC24B

accent

#ED3A85

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0511

muted

#7E7A80

Preview Lab

Preview with #631A97

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

Preview Lab → · Contrast checker → · Palette generator →