#301B88#301B88

#301B88 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.5% C 0.167 H 281.4°. Best body text is #FFFFFF at 12.82:1 contrast (WCAG AA passes).

Color values

HEX	#301B88
RGB	rgb(48, 27, 136)
HSL	hsl(252, 67%, 32%)
HSV	hsv(252, 80%, 53%)
CMYK	cmyk(64.7%, 80.1%, 0%, 46.7%)
CIE-LAB	lab(20.79, 41.11, -56.69)
CIE-LCH	lch(20.79, 70.02, 305.95°)
OKLab	oklab(33.55% 0.0329 -0.1636)
OKLCH	oklch(33.55% 0.167 281.4)
XYZ	xyz(6.0534, 3.1894, 23.5844)
Luminance	0.0319 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301B88 #73881B

analogous

#1B3C88 #301B88 #671B88

triadic

#301B88 #88301B #1B8830

tetradic

#301B88 #881B3C #73881B #1B8867

square

#301B88 #881B3C #73881B #1B8867

split-complementary

#301B88 #88671B #3C881B

monochromatic

#0C0722 #1E1155 #301B88 #4225BB #6144DA

Accessibility & contrast

On white

12.82

#301B88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#301B88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301B88

12.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301B88	#FFFFFF	#000000	##FFFFFF
##301B88	1.00	12.82	1.64	12.82
#FFFFFF	12.82	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368B

Deuteranopia (green-blind)

#002E86

Tritanopia (blue-blind)

#003B51

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #301b88;
/* rgb */ color: rgb(48, 27, 136);
/* oklch */ color: oklch(33.5% 0.167 281.4);

Tailwind

colors: {
  custom: {
    50: '#755bac',
    500: '#301b88',
    950: '#000000',
  },
}

SCSS

$custom: #301b88;
$custom-light: #755bac;
$custom-dark: #000000;

JSON

{
  "hex": "#301b88",
  "rgb": {
    "r": 48,
    "g": 27,
    "b": 136
  },
  "hsl": {
    "h": 251.56,
    "s": 66.871,
    "l": 31.961
  },
  "oklch": {
    "l": 0.33549,
    "c": 0.16683,
    "h": 281.4
  },
  "luminance": 0.0319
}

Semantic roles & 50–950 ramp

primary

#301B88

secondary

#A4BB44

accent

#EA3EC9

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #301B88

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

Preview Lab → · Contrast checker → · Palette generator →