#301F78#301F78

#301F78 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.4% C 0.142 H 283.9°. Best body text is #FFFFFF at 13.18:1 contrast (WCAG AA passes).

Color values

HEX	#301F78
RGB	rgb(48, 31, 120)
HSL	hsl(251, 59%, 30%)
HSV	hsv(251, 74%, 47%)
CMYK	cmyk(60%, 74.2%, 0%, 52.9%)
CIE-LAB	lab(19.90, 33.82, -48.01)
CIE-LCH	lch(19.90, 58.73, 305.17°)
OKLab	oklab(32.42% 0.0341 -0.1382)
OKLCH	oklch(32.42% 0.142 283.9)
XYZ	xyz(5.0980, 2.9641, 18.0691)
Luminance	0.0296 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301F78 #67781F

analogous

#1F3A78 #301F78 #5D1F78

triadic

#301F78 #78301F #1F7830

tetradic

#301F78 #781F3A #67781F #1F785D

square

#301F78 #781F3A #67781F #1F785D

split-complementary

#301F78 #785D1F #3A781F

monochromatic

#0A0618 #1D1247 #301F78 #432CA9 #5E43CE

Accessibility & contrast

On white

13.18

#301F78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#301F78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301F78

13.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301F78	#FFFFFF	#000000	##FFFFFF
##301F78	1.00	13.18	1.59	13.18
#FFFFFF	13.18	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337B

Deuteranopia (green-blind)

#002D76

Tritanopia (blue-blind)

#083749

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #301f78;
/* rgb */ color: rgb(48, 31, 120);
/* oklch */ color: oklch(32.4% 0.142 283.9);

Tailwind

colors: {
  custom: {
    50: '#715ca0',
    500: '#301f78',
    950: '#000000',
  },
}

SCSS

$custom: #301f78;
$custom-light: #715ca0;
$custom-dark: #000000;

JSON

{
  "hex": "#301f78",
  "rgb": {
    "r": 48,
    "g": 31,
    "b": 120
  },
  "hsl": {
    "h": 251.461,
    "s": 58.94,
    "l": 29.608
  },
  "oklch": {
    "l": 0.32424,
    "c": 0.14239,
    "h": 283.9
  },
  "luminance": 0.02964
}

Semantic roles & 50–950 ramp

primary

#301F78

secondary

#98AB47

accent

#E246C4

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040F

muted

#7B797E

Preview Lab

Preview with #301F78

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

Preview Lab → · Contrast checker → · Palette generator →