#301F7B#301F7B

#301F7B is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.7% C 0.146 H 283.2°. Best body text is #FFFFFF at 13.06:1 contrast (WCAG AA passes).

Color values

HEX	#301F7B
RGB	rgb(48, 31, 123)
HSL	hsl(251, 60%, 30%)
HSV	hsv(251, 75%, 48%)
CMYK	cmyk(61%, 74.8%, 0%, 51.8%)
CIE-LAB	lab(20.20, 34.80, -49.44)
CIE-LCH	lch(20.20, 60.46, 305.14°)
OKLab	oklab(32.72% 0.0335 -0.1424)
OKLCH	oklch(32.72% 0.146 283.2)
XYZ	xyz(5.2830, 3.0381, 19.0431)
Luminance	0.0304 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301F7B #6A7B1F

analogous

#1F3C7B #301F7B #5E1F7B

triadic

#301F7B #7B301F #1F7B30

tetradic

#301F7B #7B1F3C #6A7B1F #1F7B5E

square

#301F7B #7B1F3C #6A7B1F #1F7B5E

split-complementary

#301F7B #7B5E1F #3C7B1F

monochromatic

#0A0619 #1D134A #301F7B #432BAC #5E44D0

Accessibility & contrast

On white

13.06

#301F7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#301F7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301F7B

13.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301F7B	#FFFFFF	#000000	##FFFFFF
##301F7B	1.00	13.06	1.61	13.06
#FFFFFF	13.06	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347E

Deuteranopia (green-blind)

#002E79

Tritanopia (blue-blind)

#02384B

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #301f7b;
/* rgb */ color: rgb(48, 31, 123);
/* oklch */ color: oklch(32.7% 0.146 283.2);

Tailwind

colors: {
  custom: {
    50: '#725da2',
    500: '#301f7b',
    950: '#000000',
  },
}

SCSS

$custom: #301f7b;
$custom-light: #725da2;
$custom-dark: #000000;

JSON

{
  "hex": "#301f7b",
  "rgb": {
    "r": 48,
    "g": 31,
    "b": 123
  },
  "hsl": {
    "h": 251.087,
    "s": 59.74,
    "l": 30.196
  },
  "oklch": {
    "l": 0.32724,
    "c": 0.14631,
    "h": 283.2
  },
  "luminance": 0.03038
}

Semantic roles & 50–950 ramp

primary

#301F7B

secondary

#9BAE48

accent

#E345C6

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #301F7B

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

Preview Lab → · Contrast checker → · Palette generator →