#301C9A#301C9A

#301C9A is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.7% C 0.188 H 278.3°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#301C9A
RGB	rgb(48, 28, 154)
HSL	hsl(250, 69%, 36%)
HSV	hsv(250, 82%, 60%)
CMYK	cmyk(68.8%, 81.8%, 0%, 39.6%)
CIE-LAB	lab(22.97, 46.15, -64.25)
CIE-LCH	lch(22.97, 79.11, 305.69°)
OKLab	oklab(35.66% 0.0269 -0.1856)
OKLCH	oklch(35.66% 0.188 278.3)
XYZ	xyz(7.4650, 3.7913, 30.9040)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301C9A #869A1C

analogous

#1C479A #301C9A #6F1C9A

triadic

#301C9A #9A301C #1C9A30

tetradic

#301C9A #9A1C47 #869A1C #1C9A6F

square

#301C9A #9A1C47 #869A1C #1C9A6F

split-complementary

#301C9A #9A6F1C #479A1C

monochromatic

#100932 #201366 #301C9A #4025CE #6851DF

Accessibility & contrast

On white

11.94

#301C9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#301C9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301C9A

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301C9A	#FFFFFF	#000000	##FFFFFF
##301C9A	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C9D

Deuteranopia (green-blind)

#003298

Tritanopia (blue-blind)

#00435C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #301c9a;
/* rgb */ color: rgb(48, 28, 154);
/* oklch */ color: oklch(35.7% 0.188 278.3);

Tailwind

colors: {
  custom: {
    50: '#795db9',
    500: '#301c9a',
    950: '#000000',
  },
}

SCSS

$custom: #301c9a;
$custom-light: #795db9;
$custom-dark: #000000;

JSON

{
  "hex": "#301c9a",
  "rgb": {
    "r": 48,
    "g": 28,
    "b": 154
  },
  "hsl": {
    "h": 249.524,
    "s": 69.231,
    "l": 35.686
  },
  "oklch": {
    "l": 0.3566,
    "c": 0.18753,
    "h": 278.3
  },
  "luminance": 0.03792
}

Semantic roles & 50–950 ramp

primary

#301C9A

secondary

#B0C250

accent

#EC3CD0

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #301C9A

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

Preview Lab → · Contrast checker → · Palette generator →