#301B50#301B50

#301B50 is a dark, moderate violet. Relative luminance 0.020; OKLCH L 28.1% C 0.093 H 298.5°. Best body text is #FFFFFF at 15.02:1 contrast (WCAG AA passes).

Color values

HEX	#301B50
RGB	rgb(48, 27, 80)
HSL	hsl(264, 50%, 21%)
HSV	hsv(264, 66%, 31%)
CMYK	cmyk(40%, 66.3%, 0%, 68.6%)
CIE-LAB	lab(15.44, 23.51, -28.89)
CIE-LCH	lch(15.44, 37.25, 309.13°)
OKLab	oklab(28.11% 0.0445 -0.0821)
OKLCH	oklch(28.11% 0.093 298.5)
XYZ	xyz(3.0585, 1.9914, 7.8111)
Luminance	0.0199 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301B50 #3B501B

analogous

#1B2050 #301B50 #4A1B50

triadic

#301B50 #50301B #1B5030

tetradic

#301B50 #501B20 #3B501B #1B504A

square

#301B50 #501B20 #3B501B #1B504A

split-complementary

#301B50 #504A1B #20501B

monochromatic

#0E0817 #150C22 #301B50 #4B2A7E #673AAC

Accessibility & contrast

On white

15.02

#301B50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#301B50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301B50

15.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301B50	#FFFFFF	#000000	##FFFFFF
##301B50	1.00	15.02	1.40	15.02
#FFFFFF	15.02	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002752

Deuteranopia (green-blind)

#07264F

Tritanopia (blue-blind)

#292632

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #301b50;
/* rgb */ color: rgb(48, 27, 80);
/* oklch */ color: oklch(28.1% 0.093 298.5);

Tailwind

colors: {
  custom: {
    50: '#6b5881',
    500: '#301b50',
    950: '#000000',
  },
}

SCSS

$custom: #301b50;
$custom-light: #6b5881;
$custom-dark: #000000;

JSON

{
  "hex": "#301b50",
  "rgb": {
    "r": 48,
    "g": 27,
    "b": 80
  },
  "hsl": {
    "h": 263.774,
    "s": 49.533,
    "l": 20.98
  },
  "oklch": {
    "l": 0.28109,
    "c": 0.09336,
    "h": 298.5
  },
  "luminance": 0.01991
}

Semantic roles & 50–950 ramp

primary

#301B50

secondary

#6B8641

accent

#D94FA2

background

#F6F5F7

surface

#EBE9EE

border

#C6C5C9

text

#07030A

muted

#7A787C

Preview Lab

Preview with #301B50

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

Preview Lab → · Contrast checker → · Palette generator →