#321B8B#321B8B

#321B8B is a dark, vivid violet. Relative luminance 0.033; OKLCH L 34.1% C 0.170 H 281.9°. Best body text is #FFFFFF at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#321B8B
RGB	rgb(50, 27, 139)
HSL	hsl(252, 67%, 33%)
HSV	hsv(252, 81%, 55%)
CMYK	cmyk(64%, 80.6%, 0%, 45.5%)
CIE-LAB	lab(21.30, 42.27, -57.71)
CIE-LCH	lch(21.30, 71.53, 306.22°)
OKLab	oklab(34.05% 0.0351 -0.1665)
OKLCH	oklch(34.05% 0.17 281.9)
XYZ	xyz(6.3661, 3.3256, 24.7275)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#321B8B #748B1B

analogous

#1B3C8B #321B8B #6A1B8B

triadic

#321B8B #8B321B #1B8B32

tetradic

#321B8B #8B1B3C #748B1B #1B8B6A

square

#321B8B #8B1B3C #748B1B #1B8B6A

split-complementary

#321B8B #8B6A1B #3C8B1B

monochromatic

#0D0725 #201158 #321B8B #4425BE #6445DB

Accessibility & contrast

On white

12.61

#321B8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#321B8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #321B8B

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##321B8B	#FFFFFF	#000000	##FFFFFF
##321B8B	1.00	12.61	1.67	12.61
#FFFFFF	12.61	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00378E

Deuteranopia (green-blind)

#002F89

Tritanopia (blue-blind)

#003C53

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #321b8b;
/* rgb */ color: rgb(50, 27, 139);
/* oklch */ color: oklch(34.1% 0.170 281.9);

Tailwind

colors: {
  custom: {
    50: '#775bae',
    500: '#321b8b',
    950: '#000000',
  },
}

SCSS

$custom: #321b8b;
$custom-light: #775bae;
$custom-dark: #000000;

JSON

{
  "hex": "#321b8b",
  "rgb": {
    "r": 50,
    "g": 27,
    "b": 139
  },
  "hsl": {
    "h": 252.321,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.34053,
    "c": 0.17012,
    "h": 281.9
  },
  "luminance": 0.03326
}

Semantic roles & 50–950 ramp

primary

#321B8B

secondary

#A4BC45

accent

#EA3DC7

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #321B8B

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

Preview Lab → · Contrast checker → · Palette generator →