#301E9D#301E9D

#301E9D is a dark, vivid blue. Relative luminance 0.040; OKLCH L 36.2% C 0.189 H 277.6°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#301E9D
RGB	rgb(48, 30, 157)
HSL	hsl(249, 68%, 37%)
HSV	hsv(249, 81%, 62%)
CMYK	cmyk(69.4%, 80.9%, 0%, 38.4%)
CIE-LAB	lab(23.64, 46.11, -64.98)
CIE-LCH	lch(23.64, 79.67, 305.36°)
OKLab	oklab(36.23% 0.0251 -0.1877)
OKLCH	oklch(36.23% 0.189 277.6)
XYZ	xyz(7.7670, 3.9906, 32.2527)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301E9D #8B9D1E

analogous

#1E4C9D #301E9D #701E9D

triadic

#301E9D #9D301E #1E9D30

tetradic

#301E9D #9D1E4C #8B9D1E #1E9D70

square

#301E9D #9D1E4C #8B9D1E #1E9D70

split-complementary

#301E9D #9D701E #4C9D1E

monochromatic

#110A36 #20146A #301E9D #4028D0 #6A57DF

Accessibility & contrast

On white

11.68

#301E9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#301E9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301E9D

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301E9D	#FFFFFF	#000000	##FFFFFF
##301E9D	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA0

Deuteranopia (green-blind)

#00339B

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #301e9d;
/* rgb */ color: rgb(48, 30, 157);
/* oklch */ color: oklch(36.2% 0.189 277.6);

Tailwind

colors: {
  custom: {
    50: '#795ebb',
    500: '#301e9d',
    950: '#000000',
  },
}

SCSS

$custom: #301e9d;
$custom-light: #795ebb;
$custom-dark: #000000;

JSON

{
  "hex": "#301e9d",
  "rgb": {
    "r": 48,
    "g": 30,
    "b": 157
  },
  "hsl": {
    "h": 248.504,
    "s": 67.914,
    "l": 36.667
  },
  "oklch": {
    "l": 0.36226,
    "c": 0.1894,
    "h": 277.6
  },
  "luminance": 0.03991
}

Semantic roles & 50–950 ramp

primary

#301E9D

secondary

#B3C254

accent

#EB3DD2

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #301E9D

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

Preview Lab → · Contrast checker → · Palette generator →