#301B68#301B68

#301B68 is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.3% C 0.126 H 289.1°. Best body text is #FFFFFF at 14.17:1 contrast (WCAG AA passes).

Color values

HEX	#301B68
RGB	rgb(48, 27, 104)
HSL	hsl(256, 59%, 26%)
HSV	hsv(256, 74%, 41%)
CMYK	cmyk(53.8%, 74%, 0%, 59.2%)
CIE-LAB	lab(17.51, 31.03, -41.56)
CIE-LCH	lch(17.51, 51.86, 306.74°)
OKLab	oklab(30.25% 0.0413 -0.1193)
OKLCH	oklch(30.25% 0.126 289.1)
XYZ	xyz(4.1088, 2.4115, 13.3430)
Luminance	0.0241 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.94

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301B68 #53681B

analogous

#1B2C68 #301B68 #561B68

triadic

#301B68 #68301B #1B6830

tetradic

#301B68 #681B2C #53681B #1B6856

square

#301B68 #681B2C #53681B #1B6856

split-complementary

#301B68 #68561B #2C681B

monochromatic

#0B0618 #1A0E37 #301B68 #462899 #5D34C9

Accessibility & contrast

On white

14.17

#301B68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#301B68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301B68

14.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301B68	#FFFFFF	#000000	##FFFFFF
##301B68	1.00	14.17	1.48	14.17
#FFFFFF	14.17	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D6A

Deuteranopia (green-blind)

#002966

Tritanopia (blue-blind)

#1C2F3F

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #301b68;
/* rgb */ color: rgb(48, 27, 104);
/* oklch */ color: oklch(30.3% 0.126 289.1);

Tailwind

colors: {
  custom: {
    50: '#6f5994',
    500: '#301b68',
    950: '#000000',
  },
}

SCSS

$custom: #301b68;
$custom-light: #6f5994;
$custom-dark: #000000;

JSON

{
  "hex": "#301b68",
  "rgb": {
    "r": 48,
    "g": 27,
    "b": 104
  },
  "hsl": {
    "h": 256.364,
    "s": 58.779,
    "l": 25.686
  },
  "oklch": {
    "l": 0.30252,
    "c": 0.12624,
    "h": 289.1
  },
  "luminance": 0.02412
}

Semantic roles & 50–950 ramp

primary

#301B68

secondary

#849D42

accent

#E246B7

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#08030D

muted

#7B787E

Preview Lab

Preview with #301B68

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

Preview Lab → · Contrast checker → · Palette generator →