#631E87#631E87

#631E87 is a dark, vivid violet. Relative luminance 0.053; OKLCH L 39.8% C 0.167 H 310.9°. Best body text is #FFFFFF at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#631E87
RGB	rgb(99, 30, 135)
HSL	hsl(279, 64%, 32%)
HSV	hsv(279, 78%, 53%)
CMYK	cmyk(26.7%, 77.8%, 0%, 47.1%)
CIE-LAB	lab(27.66, 47.73, -44.56)
CIE-LCH	lch(27.66, 65.30, 316.96°)
OKLab	oklab(39.78% 0.1092 -0.1262)
OKLCH	oklch(39.78% 0.167 310.9)
XYZ	xyz(9.9822, 5.3307, 23.4201)
Luminance	0.0533 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631E87 #42871E

analogous

#2F1E87 #631E87 #871E76

triadic

#631E87 #87631E #1E8763

tetradic

#631E87 #872F1E #42871E #1E7687

square

#631E87 #872F1E #42871E #1E7687

split-complementary

#631E87 #76871E #1E872F

monochromatic

#1A0823 #3E1355 #631E87 #8829B9 #A649D7

Accessibility & contrast

On white

10.16

#631E87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#631E87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631E87

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631E87	#FFFFFF	#000000	##FFFFFF
##631E87	1.00	10.16	2.07	10.16
#FFFFFF	10.16	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8A

Deuteranopia (green-blind)

#064285

Tritanopia (blue-blind)

#5E3751

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #631e87;
/* rgb */ color: rgb(99, 30, 135);
/* oklch */ color: oklch(39.8% 0.167 310.9);

Tailwind

colors: {
  custom: {
    50: '#9462ab',
    500: '#631e87',
    950: '#000000',
  },
}

SCSS

$custom: #631e87;
$custom-light: #9462ab;
$custom-dark: #000000;

JSON

{
  "hex": "#631e87",
  "rgb": {
    "r": 99,
    "g": 30,
    "b": 135
  },
  "hsl": {
    "h": 279.429,
    "s": 63.636,
    "l": 32.353
  },
  "oklch": {
    "l": 0.39776,
    "c": 0.16694,
    "h": 310.9
  },
  "luminance": 0.0533
}

Semantic roles & 50–950 ramp

primary

#631E87

secondary

#6FB948

accent

#E7417A

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #631E87

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

Preview Lab → · Contrast checker → · Palette generator →