#301E9A#301E9A

#301E9A is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.9% C 0.186 H 278.0°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#301E9A
RGB	rgb(48, 30, 154)
HSL	hsl(249, 67%, 36%)
HSV	hsv(249, 81%, 60%)
CMYK	cmyk(68.8%, 80.5%, 0%, 39.6%)
CIE-LAB	lab(23.30, 45.19, -63.70)
CIE-LCH	lch(23.30, 78.10, 305.35°)
OKLab	oklab(35.89% 0.026 -0.184)
OKLCH	oklch(35.89% 0.186 278)
XYZ	xyz(7.5140, 3.8894, 30.9203)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301E9A #889A1E

analogous

#1E4A9A #301E9A #6E1E9A

triadic

#301E9A #9A301E #1E9A30

tetradic

#301E9A #9A1E4A #889A1E #1E9A6E

square

#301E9A #9A1E4A #889A1E #1E9A6E

split-complementary

#301E9A #9A6E1E #4A9A1E

monochromatic

#100A34 #201467 #301E9A #4028CD #6955DE

Accessibility & contrast

On white

11.81

#301E9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#301E9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301E9A

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301E9A	#FFFFFF	#000000	##FFFFFF
##301E9A	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C9D

Deuteranopia (green-blind)

#003298

Tritanopia (blue-blind)

#00445C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #301e9a;
/* rgb */ color: rgb(48, 30, 154);
/* oklch */ color: oklch(35.9% 0.186 278.0);

Tailwind

colors: {
  custom: {
    50: '#795eb9',
    500: '#301e9a',
    950: '#000000',
  },
}

SCSS

$custom: #301e9a;
$custom-light: #795eb9;
$custom-dark: #000000;

JSON

{
  "hex": "#301e9a",
  "rgb": {
    "r": 48,
    "g": 30,
    "b": 154
  },
  "hsl": {
    "h": 248.71,
    "s": 67.391,
    "l": 36.078
  },
  "oklch": {
    "l": 0.35891,
    "c": 0.18583,
    "h": 278
  },
  "luminance": 0.0389
}

Semantic roles & 50–950 ramp

primary

#301E9A

secondary

#B1C153

accent

#EA3ED1

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #301E9A

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

Preview Lab → · Contrast checker → · Palette generator →