#321B66#321B66

#321B66 is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.3% C 0.124 H 291.3°. Best body text is #FFFFFF at 14.15:1 contrast (WCAG AA passes).

Color values

HEX	#321B66
RGB	rgb(50, 27, 102)
HSL	hsl(258, 58%, 25%)
HSV	hsv(258, 74%, 40%)
CMYK	cmyk(51%, 73.5%, 0%, 60%)
CIE-LAB	lab(17.56, 30.78, -40.16)
CIE-LCH	lch(17.56, 50.60, 307.46°)
OKLab	oklab(30.28% 0.0449 -0.1151)
OKLCH	oklch(30.28% 0.124 291.3)
XYZ	xyz(4.1049, 2.4211, 12.8188)
Luminance	0.0242 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#321B66 #4F661B

analogous

#1B2966 #321B66 #571B66

triadic

#321B66 #66321B #1B6632

tetradic

#321B66 #661B29 #4F661B #1B6657

square

#321B66 #661B29 #4F661B #1B6657

split-complementary

#321B66 #66571B #29661B

monochromatic

#0C0618 #1A0E36 #321B66 #4A2896 #6135C7

Accessibility & contrast

On white

14.15

#321B66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#321B66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #321B66

14.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##321B66	#FFFFFF	#000000	##FFFFFF
##321B66	1.00	14.15	1.48	14.15
#FFFFFF	14.15	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C68

Deuteranopia (green-blind)

#002965

Tritanopia (blue-blind)

#212E3E

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #321b66;
/* rgb */ color: rgb(50, 27, 102);
/* oklch */ color: oklch(30.3% 0.124 291.3);

Tailwind

colors: {
  custom: {
    50: '#705992',
    500: '#321b66',
    950: '#000000',
  },
}

SCSS

$custom: #321b66;
$custom-light: #705992;
$custom-dark: #000000;

JSON

{
  "hex": "#321b66",
  "rgb": {
    "r": 50,
    "g": 27,
    "b": 102
  },
  "hsl": {
    "h": 258.4,
    "s": 58.14,
    "l": 25.294
  },
  "oklch": {
    "l": 0.3028,
    "c": 0.12357,
    "h": 291.3
  },
  "luminance": 0.02421
}

Semantic roles & 50–950 ramp

primary

#321B66

secondary

#809B41

accent

#E146B2

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#08040D

muted

#7B797E

Preview Lab

Preview with #321B66

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

Preview Lab → · Contrast checker → · Palette generator →