#301DA6#301DA6

#301DA6 is a dark, highly saturated blue. Relative luminance 0.043; OKLCH L 37.1% C 0.201 H 276.6°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#301DA6
RGB	rgb(48, 29, 166)
HSL	hsl(248, 70%, 38%)
HSV	hsv(248, 83%, 65%)
CMYK	cmyk(71.1%, 82.5%, 0%, 34.9%)
CIE-LAB	lab(24.51, 49.32, -69.01)
CIE-LCH	lch(24.51, 84.82, 305.55°)
OKLab	oklab(37.13% 0.0229 -0.1994)
OKLCH	oklch(37.13% 0.201 276.6)
XYZ	xyz(8.5390, 4.2595, 36.4412)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301DA6 #93A61D

analogous

#1D4EA6 #301DA6 #741DA6

triadic

#301DA6 #A6301D #1DA630

tetradic

#301DA6 #A61D4E #93A61D #1DA674

square

#301DA6 #A61D4E #93A61D #1DA674

split-complementary

#301DA6 #A6741D #4EA61D

monochromatic

#120B3E #211472 #301DA6 #4027D9 #6E5BE2

Accessibility & contrast

On white

11.34

#301DA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#301DA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301DA6

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301DA6	#FFFFFF	#000000	##FFFFFF
##301DA6	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040AA

Deuteranopia (green-blind)

#0034A4

Tritanopia (blue-blind)

#004863

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #301da6;
/* rgb */ color: rgb(48, 29, 166);
/* oklch */ color: oklch(37.1% 0.201 276.6);

Tailwind

colors: {
  custom: {
    50: '#7b5ec2',
    500: '#301da6',
    950: '#000000',
  },
}

SCSS

$custom: #301da6;
$custom-light: #7b5ec2;
$custom-dark: #000000;

JSON

{
  "hex": "#301da6",
  "rgb": {
    "r": 48,
    "g": 29,
    "b": 166
  },
  "hsl": {
    "h": 248.321,
    "s": 70.256,
    "l": 38.235
  },
  "oklch": {
    "l": 0.37131,
    "c": 0.20075,
    "h": 276.6
  },
  "luminance": 0.0426
}

Semantic roles & 50–950 ramp

primary

#301DA6

secondary

#B7C659

accent

#ED3BD4

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #301DA6

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

Preview Lab → · Contrast checker → · Palette generator →