#321B8D#321B8D

#321B8D is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.3% C 0.173 H 281.5°. Best body text is #FFFFFF at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#321B8D
RGB	rgb(50, 27, 141)
HSL	hsl(252, 68%, 33%)
HSV	hsv(252, 81%, 55%)
CMYK	cmyk(64.5%, 80.9%, 0%, 44.7%)
CIE-LAB	lab(21.52, 42.88, -58.59)
CIE-LCH	lch(21.52, 72.60, 306.20°)
OKLab	oklab(34.27% 0.0345 -0.1691)
OKLCH	oklch(34.27% 0.173 281.5)
XYZ	xyz(6.5135, 3.3846, 25.5042)
Luminance	0.0338 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#321B8D #768D1B

analogous

#1B3D8D #321B8D #6B1B8D

triadic

#321B8D #8D321B #1B8D32

tetradic

#321B8D #8D1B3D #768D1B #1B8D6B

square

#321B8D #8D1B3D #768D1B #1B8D6B

split-complementary

#321B8D #8D6B1B #3D8D1B

monochromatic

#0E0726 #20115A #321B8D #4425C0 #6547DC

Accessibility & contrast

On white

12.52

#321B8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#321B8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #321B8D

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##321B8D	#FFFFFF	#000000	##FFFFFF
##321B8D	1.00	12.52	1.68	12.52
#FFFFFF	12.52	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003790

Deuteranopia (green-blind)

#002F8B

Tritanopia (blue-blind)

#003D54

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #321b8d;
/* rgb */ color: rgb(50, 27, 141);
/* oklch */ color: oklch(34.3% 0.173 281.5);

Tailwind

colors: {
  custom: {
    50: '#775bb0',
    500: '#321b8d',
    950: '#000000',
  },
}

SCSS

$custom: #321b8d;
$custom-light: #775bb0;
$custom-dark: #000000;

JSON

{
  "hex": "#321b8d",
  "rgb": {
    "r": 50,
    "g": 27,
    "b": 141
  },
  "hsl": {
    "h": 252.105,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.34271,
    "c": 0.17253,
    "h": 281.5
  },
  "luminance": 0.03385
}

Semantic roles & 50–950 ramp

primary

#321B8D

secondary

#A5BD46

accent

#EB3DC8

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #321B8D

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

Preview Lab → · Contrast checker → · Palette generator →