#301B80#301B80

#301B80 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.7% C 0.157 H 283.0°. Best body text is #FFFFFF at 13.17:1 contrast (WCAG AA passes).

Color values

HEX	#301B80
RGB	rgb(48, 27, 128)
HSL	hsl(252, 65%, 30%)
HSV	hsv(252, 79%, 50%)
CMYK	cmyk(62.5%, 78.9%, 0%, 49.8%)
CIE-LAB	lab(19.93, 38.61, -53.06)
CIE-LCH	lch(19.93, 65.63, 306.04°)
OKLab	oklab(32.69% 0.0352 -0.153)
OKLCH	oklch(32.69% 0.157 283)
XYZ	xyz(5.5059, 2.9704, 20.7011)
Luminance	0.0297 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301B80 #6B801B

analogous

#1B3980 #301B80 #621B80

triadic

#301B80 #80301B #1B8030

tetradic

#301B80 #801B39 #6B801B #1B8062

square

#301B80 #801B39 #6B801B #1B8062

split-complementary

#301B80 #80621B #39801B

monochromatic

#0A061B #1D104D #301B80 #4326B3 #5E3FD6

Accessibility & contrast

On white

13.17

#301B80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#301B80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301B80

13.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301B80	#FFFFFF	#000000	##FFFFFF
##301B80	1.00	13.17	1.59	13.17
#FFFFFF	13.17	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003383

Deuteranopia (green-blind)

#002D7E

Tritanopia (blue-blind)

#00384D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #301b80;
/* rgb */ color: rgb(48, 27, 128);
/* oklch */ color: oklch(32.7% 0.157 283.0);

Tailwind

colors: {
  custom: {
    50: '#735aa6',
    500: '#301b80',
    950: '#000000',
  },
}

SCSS

$custom: #301b80;
$custom-light: #735aa6;
$custom-dark: #000000;

JSON

{
  "hex": "#301b80",
  "rgb": {
    "r": 48,
    "g": 27,
    "b": 128
  },
  "hsl": {
    "h": 252.475,
    "s": 65.161,
    "l": 30.392
  },
  "oklch": {
    "l": 0.32689,
    "c": 0.15699,
    "h": 283
  },
  "luminance": 0.02971
}

Semantic roles & 50–950 ramp

primary

#301B80

secondary

#9CB443

accent

#E840C5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #301B80

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

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