#301CAD#301CAD

#301CAD is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.8% C 0.210 H 275.8°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#301CAD
RGB	rgb(48, 28, 173)
HSL	hsl(248, 72%, 39%)
HSV	hsv(248, 84%, 68%)
CMYK	cmyk(72.3%, 83.8%, 0%, 32.2%)
CIE-LAB	lab(25.18, 51.84, -72.12)
CIE-LCH	lch(25.18, 88.82, 305.71°)
OKLab	oklab(37.83% 0.0212 -0.2084)
OKLCH	oklch(37.83% 0.21 275.8)
XYZ	xyz(9.1745, 4.4751, 39.9073)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301CAD #99AD1C

analogous

#1C51AD #301CAD #791CAD

triadic

#301CAD #AD301C #1CAD30

tetradic

#301CAD #AD1C51 #99AD1C #1CAD79

square

#301CAD #AD1C51 #99AD1C #1CAD79

split-complementary

#301CAD #AD791C #51AD1C

monochromatic

#130B44 #211378 #301CAD #422ADC #715EE5

Accessibility & contrast

On white

11.08

#301CAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#301CAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301CAD

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301CAD	#FFFFFF	#000000	##FFFFFF
##301CAD	1.00	11.08	1.90	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042B1

Deuteranopia (green-blind)

#0035AB

Tritanopia (blue-blind)

#004B67

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #301cad;
/* rgb */ color: rgb(48, 28, 173);
/* oklch */ color: oklch(37.8% 0.210 275.8);

Tailwind

colors: {
  custom: {
    50: '#7d5ec7',
    500: '#301cad',
    950: '#000000',
  },
}

SCSS

$custom: #301cad;
$custom-light: #7d5ec7;
$custom-dark: #000000;

JSON

{
  "hex": "#301cad",
  "rgb": {
    "r": 48,
    "g": 28,
    "b": 173
  },
  "hsl": {
    "h": 248.276,
    "s": 72.139,
    "l": 39.412
  },
  "oklch": {
    "l": 0.37833,
    "c": 0.20952,
    "h": 275.8
  },
  "luminance": 0.04476
}

Semantic roles & 50–950 ramp

primary

#301CAD

secondary

#BAC95C

accent

#EF39D6

background

#F8F5FC

surface

#F0E9F8

border

#CBC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #301CAD

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

Preview Lab → · Contrast checker → · Palette generator →