#631390#631390

#631390 is a dark, vivid violet. Relative luminance 0.051; OKLCH L 39.6% C 0.186 H 308.5°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#631390
RGB	rgb(99, 19, 144)
HSL	hsl(278, 77%, 32%)
HSV	hsv(278, 87%, 56%)
CMYK	cmyk(31.3%, 86.8%, 0%, 43.5%)
CIE-LAB	lab(27.11, 53.43, -51.05)
CIE-LCH	lch(27.11, 73.89, 316.30°)
OKLab	oklab(39.62% 0.1157 -0.1452)
OKLCH	oklch(39.62% 0.186 308.5)
XYZ	xyz(10.4114, 5.1322, 26.8223)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631390 #409013

analogous

#251390 #631390 #90137F

triadic

#631390 #906313 #139063

tetradic

#631390 #902513 #409013 #137F90

square

#631390 #902513 #409013 #137F90

split-complementary

#631390 #7F9013 #139025

monochromatic

#190524 #3E0C5A #631390 #881AC6 #A739E5

Accessibility & contrast

On white

10.36

#631390 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#631390 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631390

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631390	#FFFFFF	#000000	##FFFFFF
##631390	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D93

Deuteranopia (green-blind)

#00418E

Tritanopia (blue-blind)

#5C3655

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #631390;
/* rgb */ color: rgb(99, 19, 144);
/* oklch */ color: oklch(39.6% 0.186 308.5);

Tailwind

colors: {
  custom: {
    50: '#955eb1',
    500: '#631390',
    950: '#000000',
  },
}

SCSS

$custom: #631390;
$custom-light: #955eb1;
$custom-dark: #000000;

JSON

{
  "hex": "#631390",
  "rgb": {
    "r": 99,
    "g": 19,
    "b": 144
  },
  "hsl": {
    "h": 278.4,
    "s": 76.687,
    "l": 31.961
  },
  "oklch": {
    "l": 0.39621,
    "c": 0.18565,
    "h": 308.5
  },
  "luminance": 0.05132
}

Semantic roles & 50–950 ramp

primary

#631390

secondary

#6CC43B

accent

#F33579

background

#F9F5FB

surface

#F2EAF6

border

#CCC6D0

text

#0E0511

muted

#7E7980

Preview Lab

Preview with #631390

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

Preview Lab → · Contrast checker → · Palette generator →