#301FA7#301FA7

#301FA7 is a dark, highly saturated blue. Relative luminance 0.044; OKLCH L 37.5% C 0.200 H 276.3°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#301FA7
RGB	rgb(48, 31, 167)
HSL	hsl(248, 69%, 39%)
HSV	hsv(248, 81%, 65%)
CMYK	cmyk(71.3%, 81.4%, 0%, 34.5%)
CIE-LAB	lab(24.94, 48.69, -68.90)
CIE-LCH	lch(24.94, 84.37, 305.25°)
OKLab	oklab(37.46% 0.0218 -0.1991)
OKLCH	oklch(37.46% 0.2 276.3)
XYZ	xyz(8.6817, 4.3976, 36.9430)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301FA7 #96A71F

analogous

#1F52A7 #301FA7 #741FA7

triadic

#301FA7 #A7301F #1FA730

tetradic

#301FA7 #A71F52 #96A71F #1FA774

square

#301FA7 #A71F52 #96A71F #1FA774

split-complementary

#301FA7 #A7741F #52A71F

monochromatic

#120C40 #211573 #301FA7 #412BD8 #6F5FE1

Accessibility & contrast

On white

11.17

#301FA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#301FA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301FA7

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301FA7	#FFFFFF	#000000	##FFFFFF
##301FA7	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041AB

Deuteranopia (green-blind)

#0035A5

Tritanopia (blue-blind)

#004964

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #301fa7;
/* rgb */ color: rgb(48, 31, 167);
/* oklch */ color: oklch(37.5% 0.200 276.3);

Tailwind

colors: {
  custom: {
    50: '#7b5fc3',
    500: '#301fa7',
    950: '#000000',
  },
}

SCSS

$custom: #301fa7;
$custom-light: #7b5fc3;
$custom-dark: #000000;

JSON

{
  "hex": "#301fa7",
  "rgb": {
    "r": 48,
    "g": 31,
    "b": 167
  },
  "hsl": {
    "h": 247.5,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.37464,
    "c": 0.20034,
    "h": 276.3
  },
  "luminance": 0.04398
}

Semantic roles & 50–950 ramp

primary

#301FA7

secondary

#B9C65C

accent

#EC3CD6

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #301FA7

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

Preview Lab → · Contrast checker → · Palette generator →