#301B4E#301B4E

#301B4E is a dark, moderate violet. Relative luminance 0.020; OKLCH L 27.9% C 0.091 H 299.5°. Best body text is #FFFFFF at 15.08:1 contrast (WCAG AA passes).

Color values

HEX	#301B4E
RGB	rgb(48, 27, 78)
HSL	hsl(265, 49%, 21%)
HSV	hsv(265, 65%, 31%)
CMYK	cmyk(38.5%, 65.4%, 0%, 69.4%)
CIE-LAB	lab(15.29, 22.90, -27.77)
CIE-LCH	lch(15.29, 36.00, 309.51°)
OKLab	oklab(27.95% 0.0446 -0.0788)
OKLCH	oklch(27.95% 0.091 299.5)
XYZ	xyz(2.9857, 1.9623, 7.4277)
Luminance	0.0196 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301B4E #394E1B

analogous

#1B1F4E #301B4E #491B4E

triadic

#301B4E #4E301B #1B4E30

tetradic

#301B4E #4E1B1F #394E1B #1B4E49

square

#301B4E #4E1B1F #394E1B #1B4E49

split-complementary

#301B4E #4E491B #1F4E1B

monochromatic

#0E0817 #140B21 #301B4E #4C2B7B #683AA9

Accessibility & contrast

On white

15.08

#301B4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#301B4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301B4E

15.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301B4E	#FFFFFF	#000000	##FFFFFF
##301B4E	1.00	15.08	1.39	15.08
#FFFFFF	15.08	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#012650

Deuteranopia (green-blind)

#0A264D

Tritanopia (blue-blind)

#292631

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #301b4e;
/* rgb */ color: rgb(48, 27, 78);
/* oklch */ color: oklch(27.9% 0.091 299.5);

Tailwind

colors: {
  custom: {
    50: '#6b5880',
    500: '#301b4e',
    950: '#000000',
  },
}

SCSS

$custom: #301b4e;
$custom-light: #6b5880;
$custom-dark: #000000;

JSON

{
  "hex": "#301b4e",
  "rgb": {
    "r": 48,
    "g": 27,
    "b": 78
  },
  "hsl": {
    "h": 264.706,
    "s": 48.571,
    "l": 20.588
  },
  "oklch": {
    "l": 0.27947,
    "c": 0.09052,
    "h": 299.5
  },
  "luminance": 0.01962
}

Semantic roles & 50–950 ramp

primary

#301B4E

secondary

#688441

accent

#D850A0

background

#F6F5F7

surface

#EBE9EE

border

#C6C5C9

text

#07030A

muted

#7A787C

Preview Lab

Preview with #301B4E

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

Preview Lab → · Contrast checker → · Palette generator →