#301F72#301F72

#301F72 is a dark, vivid violet. Relative luminance 0.028; OKLCH L 31.8% C 0.134 H 285.2°. Best body text is #FFFFFF at 13.42:1 contrast (WCAG AA passes).

Color values

HEX	#301F72
RGB	rgb(48, 31, 114)
HSL	hsl(252, 57%, 28%)
HSV	hsv(252, 73%, 45%)
CMYK	cmyk(57.9%, 72.8%, 0%, 55.3%)
CIE-LAB	lab(19.32, 31.87, -45.10)
CIE-LCH	lch(19.32, 55.23, 305.24°)
OKLab	oklab(31.83% 0.0353 -0.1297)
OKLCH	oklch(31.83% 0.134 285.2)
XYZ	xyz(4.7453, 2.8230, 16.2112)
Luminance	0.0282 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301F72 #61721F

analogous

#1F3772 #301F72 #591F72

triadic

#301F72 #72301F #1F7230

tetradic

#301F72 #721F37 #61721F #1F7259

square

#301F72 #721F37 #61721F #1F7259

split-complementary

#301F72 #72591F #37721F

monochromatic

#0A0718 #1C1242 #301F72 #442CA2 #5D40CB

Accessibility & contrast

On white

13.42

#301F72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#301F72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301F72

13.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301F72	#FFFFFF	#000000	##FFFFFF
##301F72	1.00	13.42	1.56	13.42
#FFFFFF	13.42	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003174

Deuteranopia (green-blind)

#002C70

Tritanopia (blue-blind)

#123546

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #301f72;
/* rgb */ color: rgb(48, 31, 114);
/* oklch */ color: oklch(31.8% 0.134 285.2);

Tailwind

colors: {
  custom: {
    50: '#705c9b',
    500: '#301f72',
    950: '#000000',
  },
}

SCSS

$custom: #301f72;
$custom-light: #705c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#301f72",
  "rgb": {
    "r": 48,
    "g": 31,
    "b": 114
  },
  "hsl": {
    "h": 252.289,
    "s": 57.241,
    "l": 28.431
  },
  "oklch": {
    "l": 0.31833,
    "c": 0.13446,
    "h": 285.2
  },
  "luminance": 0.02823
}

Semantic roles & 50–950 ramp

primary

#301F72

secondary

#92A647

accent

#E047C1

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040E

muted

#7B797E

Preview Lab

Preview with #301F72

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

Preview Lab → · Contrast checker → · Palette generator →