#301AA1#301AA1

#301AA1 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 36.2% C 0.197 H 277.5°. Best body text is #FFFFFF at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#301AA1
RGB	rgb(48, 26, 161)
HSL	hsl(250, 72%, 37%)
HSV	hsv(250, 84%, 63%)
CMYK	cmyk(70.2%, 83.9%, 0%, 36.9%)
CIE-LAB	lab(23.47, 49.16, -67.70)
CIE-LCH	lch(23.47, 83.67, 305.99°)
OKLab	oklab(36.24% 0.0256 -0.1956)
OKLCH	oklch(36.24% 0.197 277.5)
XYZ	xyz(8.0193, 3.9397, 34.0491)
Luminance	0.0394 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301AA1 #8BA11A

analogous

#1A48A1 #301AA1 #741AA1

triadic

#301AA1 #A1301A #1AA130

tetradic

#301AA1 #A11A48 #8BA11A #1AA174

square

#301AA1 #A11A48 #8BA11A #1AA174

split-complementary

#301AA1 #A1741A #48A11A

monochromatic

#110938 #20116C #301AA1 #4023D6 #6A52E3

Accessibility & contrast

On white

11.74

#301AA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#301AA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301AA1

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301AA1	#FFFFFF	#000000	##FFFFFF
##301AA1	1.00	11.74	1.79	11.74
#FFFFFF	11.74	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA5

Deuteranopia (green-blind)

#00329F

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #301aa1;
/* rgb */ color: rgb(48, 26, 161);
/* oklch */ color: oklch(36.2% 0.197 277.5);

Tailwind

colors: {
  custom: {
    50: '#7b5cbe',
    500: '#301aa1',
    950: '#000000',
  },
}

SCSS

$custom: #301aa1;
$custom-light: #7b5cbe;
$custom-dark: #000000;

JSON

{
  "hex": "#301aa1",
  "rgb": {
    "r": 48,
    "g": 26,
    "b": 161
  },
  "hsl": {
    "h": 249.778,
    "s": 72.193,
    "l": 36.667
  },
  "oklch": {
    "l": 0.36244,
    "c": 0.19725,
    "h": 277.5
  },
  "luminance": 0.0394
}

Semantic roles & 50–950 ramp

primary

#301AA1

secondary

#B3C651

accent

#EF39D1

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #301AA1

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

Preview Lab → · Contrast checker → · Palette generator →