#631590#631590

#631590 is a dark, vivid violet. Relative luminance 0.052; OKLCH L 39.8% C 0.184 H 308.4°. Best body text is #FFFFFF at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#631590
RGB	rgb(99, 21, 144)
HSL	hsl(278, 75%, 32%)
HSV	hsv(278, 85%, 56%)
CMYK	cmyk(31.3%, 85.4%, 0%, 43.5%)
CIE-LAB	lab(27.30, 52.85, -50.73)
CIE-LCH	lch(27.30, 73.25, 316.17°)
OKLab	oklab(39.76% 0.1143 -0.1443)
OKLCH	oklch(39.76% 0.184 308.4)
XYZ	xyz(10.4467, 5.2028, 26.8341)
Luminance	0.0520 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631590 #429015

analogous

#261590 #631590 #90157F

triadic

#631590 #906315 #159063

tetradic

#631590 #902615 #429015 #157F90

square

#631590 #902615 #429015 #157F90

split-complementary

#631590 #7F9015 #159026

monochromatic

#1A0525 #3E0D5B #631590 #881DC5 #A63DE3

Accessibility & contrast

On white

10.29

#631590 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#631590 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631590

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631590	#FFFFFF	#000000	##FFFFFF
##631590	1.00	10.29	2.04	10.29
#FFFFFF	10.29	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E93

Deuteranopia (green-blind)

#00418E

Tritanopia (blue-blind)

#5C3755

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #631590;
/* rgb */ color: rgb(99, 21, 144);
/* oklch */ color: oklch(39.8% 0.184 308.4);

Tailwind

colors: {
  custom: {
    50: '#955fb1',
    500: '#631590',
    950: '#000000',
  },
}

SCSS

$custom: #631590;
$custom-light: #955fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#631590",
  "rgb": {
    "r": 99,
    "g": 21,
    "b": 144
  },
  "hsl": {
    "h": 278.049,
    "s": 74.545,
    "l": 32.353
  },
  "oklch": {
    "l": 0.39757,
    "c": 0.1841,
    "h": 308.4
  },
  "luminance": 0.05203
}

Semantic roles & 50–950 ramp

primary

#631590

secondary

#6FC23E

accent

#F1377B

background

#F9F5FB

surface

#F2EAF6

border

#CCC6D0

text

#0E0511

muted

#7E7980

Preview Lab

Preview with #631590

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

Preview Lab → · Contrast checker → · Palette generator →