#321B91#321B91

#321B91 is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.7% C 0.177 H 280.8°. Best body text is #FFFFFF at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#321B91
RGB	rgb(50, 27, 145)
HSL	hsl(252, 69%, 34%)
HSV	hsv(252, 81%, 57%)
CMYK	cmyk(65.5%, 81.4%, 0%, 43.1%)
CIE-LAB	lab(21.97, 44.09, -60.35)
CIE-LCH	lch(21.97, 74.74, 306.15°)
OKLab	oklab(34.71% 0.0332 -0.1742)
OKLCH	oklch(34.71% 0.177 280.8)
XYZ	xyz(6.8165, 3.5058, 27.1000)
Luminance	0.0351 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#321B91 #7A911B

analogous

#1B3F91 #321B91 #6D1B91

triadic

#321B91 #91321B #1B9132

tetradic

#321B91 #911B3F #7A911B #1B916D

square

#321B91 #911B3F #7A911B #1B916D

split-complementary

#321B91 #916D1B #3F911B

monochromatic

#0E082A #20115D #321B91 #4425C5 #6649DD

Accessibility & contrast

On white

12.34

#321B91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#321B91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #321B91

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##321B91	#FFFFFF	#000000	##FFFFFF
##321B91	1.00	12.34	1.70	12.34
#FFFFFF	12.34	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003994

Deuteranopia (green-blind)

#00308F

Tritanopia (blue-blind)

#003F56

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #321b91;
/* rgb */ color: rgb(50, 27, 145);
/* oklch */ color: oklch(34.7% 0.177 280.8);

Tailwind

colors: {
  custom: {
    50: '#785cb2',
    500: '#321b91',
    950: '#000000',
  },
}

SCSS

$custom: #321b91;
$custom-light: #785cb2;
$custom-dark: #000000;

JSON

{
  "hex": "#321b91",
  "rgb": {
    "r": 50,
    "g": 27,
    "b": 145
  },
  "hsl": {
    "h": 251.695,
    "s": 68.605,
    "l": 33.725
  },
  "oklch": {
    "l": 0.34709,
    "c": 0.17731,
    "h": 280.8
  },
  "luminance": 0.03506
}

Semantic roles & 50–950 ramp

primary

#321B91

secondary

#A8BF49

accent

#EB3CC9

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #321B91

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

Preview Lab → · Contrast checker → · Palette generator →