#321B99#321B99

#321B99 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.6% C 0.187 H 279.5°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#321B99
RGB	rgb(50, 27, 153)
HSL	hsl(251, 70%, 35%)
HSV	hsv(251, 82%, 60%)
CMYK	cmyk(67.3%, 82.4%, 0%, 40%)
CIE-LAB	lab(22.87, 46.51, -63.80)
CIE-LCH	lch(22.87, 78.95, 306.09°)
OKLab	oklab(35.6% 0.0307 -0.1842)
OKLCH	oklch(35.6% 0.187 279.5)
XYZ	xyz(7.4553, 3.7613, 30.4639)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#321B99 #82991B

analogous

#1B4399 #321B99 #711B99

triadic

#321B99 #99321B #1B9932

tetradic

#321B99 #991B43 #82991B #1B9971

square

#321B99 #991B43 #82991B #1B9971

split-complementary

#321B99 #99711B #43991B

monochromatic

#100931 #211265 #321B99 #4324CD #694FE0

Accessibility & contrast

On white

11.98

#321B99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#321B99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #321B99

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##321B99	#FFFFFF	#000000	##FFFFFF
##321B99	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B9C

Deuteranopia (green-blind)

#003297

Tritanopia (blue-blind)

#00425B

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #321b99;
/* rgb */ color: rgb(50, 27, 153);
/* oklch */ color: oklch(35.6% 0.187 279.5);

Tailwind

colors: {
  custom: {
    50: '#7a5cb8',
    500: '#321b99',
    950: '#000000',
  },
}

SCSS

$custom: #321b99;
$custom-light: #7a5cb8;
$custom-dark: #000000;

JSON

{
  "hex": "#321b99",
  "rgb": {
    "r": 50,
    "g": 27,
    "b": 153
  },
  "hsl": {
    "h": 250.952,
    "s": 70,
    "l": 35.294
  },
  "oklch": {
    "l": 0.35598,
    "c": 0.18676,
    "h": 279.5
  },
  "luminance": 0.03762
}

Semantic roles & 50–950 ramp

primary

#321B99

secondary

#ADC24E

accent

#ED3BCC

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #321B99

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

Preview Lab → · Contrast checker → · Palette generator →