#301B67#301B67

#301B67 is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.2% C 0.125 H 289.4°. Best body text is #FFFFFF at 14.20:1 contrast (WCAG AA passes).

Color values

HEX	#301B67
RGB	rgb(48, 27, 103)
HSL	hsl(257, 58%, 25%)
HSV	hsv(257, 74%, 40%)
CMYK	cmyk(53.4%, 73.8%, 0%, 59.6%)
CIE-LAB	lab(17.42, 30.71, -41.06)
CIE-LCH	lch(17.42, 51.27, 306.79°)
OKLab	oklab(30.16% 0.0415 -0.1178)
OKLCH	oklch(30.16% 0.125 289.4)
XYZ	xyz(4.0583, 2.3913, 13.0771)
Luminance	0.0239 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.97

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301B67 #52671B

analogous

#1B2C67 #301B67 #561B67

triadic

#301B67 #67301B #1B6730

tetradic

#301B67 #671B2C #52671B #1B6756

square

#301B67 #671B2C #52671B #1B6756

split-complementary

#301B67 #67561B #2C671B

monochromatic

#0B0618 #190E37 #301B67 #472897 #5D34C8

Accessibility & contrast

On white

14.20

#301B67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#301B67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301B67

14.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301B67	#FFFFFF	#000000	##FFFFFF
##301B67	1.00	14.20	1.48	14.20
#FFFFFF	14.20	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C69

Deuteranopia (green-blind)

#002966

Tritanopia (blue-blind)

#1D2F3F

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #301b67;
/* rgb */ color: rgb(48, 27, 103);
/* oklch */ color: oklch(30.2% 0.125 289.4);

Tailwind

colors: {
  custom: {
    50: '#6f5993',
    500: '#301b67',
    950: '#000000',
  },
}

SCSS

$custom: #301b67;
$custom-light: #6f5993;
$custom-dark: #000000;

JSON

{
  "hex": "#301b67",
  "rgb": {
    "r": 48,
    "g": 27,
    "b": 103
  },
  "hsl": {
    "h": 256.579,
    "s": 58.462,
    "l": 25.49
  },
  "oklch": {
    "l": 0.30156,
    "c": 0.12492,
    "h": 289.4
  },
  "luminance": 0.02392
}

Semantic roles & 50–950 ramp

primary

#301B67

secondary

#839C42

accent

#E246B7

background

#F6F5F9

surface

#ECE9F1

border

#C7C5CB

text

#08030D

muted

#7B787E

Preview Lab

Preview with #301B67

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

Preview Lab → · Contrast checker → · Palette generator →