#301D66#301D66

#301D66 is a dark, vivid violet. Relative luminance 0.025; OKLCH L 30.4% C 0.121 H 289.1°. Best body text is #FFFFFF at 14.06:1 contrast (WCAG AA passes).

Color values

HEX	#301D66
RGB	rgb(48, 29, 102)
HSL	hsl(256, 56%, 26%)
HSV	hsv(256, 72%, 40%)
CMYK	cmyk(52.9%, 71.6%, 0%, 60%)
CIE-LAB	lab(17.77, 29.19, -39.84)
CIE-LCH	lch(17.77, 49.38, 306.23°)
OKLab	oklab(30.37% 0.0395 -0.1143)
OKLCH	oklch(30.37% 0.121 289.1)
XYZ	xyz(4.0559, 2.4662, 12.8301)
Luminance	0.0247 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.44

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301D66 #53661D

analogous

#1D2F66 #301D66 #541D66

triadic

#301D66 #66301D #1D6630

tetradic

#301D66 #661D2F #53661D #1D6654

square

#301D66 #661D2F #53661D #1D6654

split-complementary

#301D66 #66541D #2F661D

monochromatic

#0B0718 #1A0F36 #301D66 #462B96 #5D38C5

Accessibility & contrast

On white

14.06

#301D66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#301D66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301D66

14.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301D66	#FFFFFF	#000000	##FFFFFF
##301D66	1.00	14.06	1.49	14.06
#FFFFFF	14.06	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D68

Deuteranopia (green-blind)

#002A65

Tritanopia (blue-blind)

#1D2F3F

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #301d66;
/* rgb */ color: rgb(48, 29, 102);
/* oklch */ color: oklch(30.4% 0.121 289.1);

Tailwind

colors: {
  custom: {
    50: '#6e5a92',
    500: '#301d66',
    950: '#000000',
  },
}

SCSS

$custom: #301d66;
$custom-light: #6e5a92;
$custom-dark: #000000;

JSON

{
  "hex": "#301d66",
  "rgb": {
    "r": 48,
    "g": 29,
    "b": 102
  },
  "hsl": {
    "h": 255.616,
    "s": 55.725,
    "l": 25.686
  },
  "oklch": {
    "l": 0.30374,
    "c": 0.12091,
    "h": 289.1
  },
  "luminance": 0.02466
}

Semantic roles & 50–950 ramp

primary

#301D66

secondary

#849B44

accent

#DF49B8

background

#F6F5F9

surface

#ECE9F1

border

#C7C5CB

text

#08040D

muted

#7B797E

Preview Lab

Preview with #301D66

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

Preview Lab → · Contrast checker → · Palette generator →