#301EA7#301EA7

#301EA7 is a dark, highly saturated blue. Relative luminance 0.043; OKLCH L 37.4% C 0.201 H 276.3°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#301EA7
RGB	rgb(48, 30, 167)
HSL	hsl(248, 70%, 39%)
HSV	hsv(248, 82%, 65%)
CMYK	cmyk(71.3%, 82%, 0%, 34.5%)
CIE-LAB	lab(24.78, 49.16, -69.17)
CIE-LCH	lch(24.78, 84.86, 305.40°)
OKLab	oklab(37.35% 0.0222 -0.1999)
OKLCH	oklch(37.35% 0.201 276.3)
XYZ	xyz(8.6560, 4.3461, 36.9344)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301EA7 #95A71E

analogous

#1E50A7 #301EA7 #741EA7

triadic

#301EA7 #A7301E #1EA730

tetradic

#301EA7 #A71E50 #95A71E #1EA774

square

#301EA7 #A71E50 #95A71E #1EA774

split-complementary

#301EA7 #A7741E #50A71E

monochromatic

#120B3F #211573 #301EA7 #412AD9 #6F5DE2

Accessibility & contrast

On white

11.23

#301EA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#301EA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301EA7

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301EA7	#FFFFFF	#000000	##FFFFFF
##301EA7	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040AB

Deuteranopia (green-blind)

#0035A5

Tritanopia (blue-blind)

#004964

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #301ea7;
/* rgb */ color: rgb(48, 30, 167);
/* oklch */ color: oklch(37.4% 0.201 276.3);

Tailwind

colors: {
  custom: {
    50: '#7c5fc3',
    500: '#301ea7',
    950: '#000000',
  },
}

SCSS

$custom: #301ea7;
$custom-light: #7c5fc3;
$custom-dark: #000000;

JSON

{
  "hex": "#301ea7",
  "rgb": {
    "r": 48,
    "g": 30,
    "b": 167
  },
  "hsl": {
    "h": 247.883,
    "s": 69.543,
    "l": 38.627
  },
  "oklch": {
    "l": 0.37353,
    "c": 0.20113,
    "h": 276.3
  },
  "luminance": 0.04347
}

Semantic roles & 50–950 ramp

primary

#301EA7

secondary

#B8C65B

accent

#EC3BD5

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #301EA7

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

Preview Lab → · Contrast checker → · Palette generator →