#301DAD#301DAD

#301DAD is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.9% C 0.209 H 275.7°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#301DAD
RGB	rgb(48, 29, 173)
HSL	hsl(248, 71%, 40%)
HSV	hsv(248, 83%, 68%)
CMYK	cmyk(72.3%, 83.2%, 0%, 32.2%)
CIE-LAB	lab(25.33, 51.41, -71.88)
CIE-LCH	lch(25.33, 88.37, 305.57°)
OKLab	oklab(37.93% 0.0208 -0.2078)
OKLCH	oklch(37.93% 0.209 275.7)
XYZ	xyz(9.1986, 4.5234, 39.9154)
Luminance	0.0452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301DAD #9AAD1D

analogous

#1D52AD #301DAD #781DAD

triadic

#301DAD #AD301D #1DAD30

tetradic

#301DAD #AD1D52 #9AAD1D #1DAD78

square

#301DAD #AD1D52 #9AAD1D #1DAD78

split-complementary

#301DAD #AD781D #52AD1D

monochromatic

#130B44 #211479 #301DAD #432CDC #7260E4

Accessibility & contrast

On white

11.02

#301DAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#301DAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301DAD

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301DAD	#FFFFFF	#000000	##FFFFFF
##301DAD	1.00	11.02	1.90	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042B1

Deuteranopia (green-blind)

#0036AB

Tritanopia (blue-blind)

#004B67

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #301dad;
/* rgb */ color: rgb(48, 29, 173);
/* oklch */ color: oklch(37.9% 0.209 275.7);

Tailwind

colors: {
  custom: {
    50: '#7d5fc7',
    500: '#301dad',
    950: '#000000',
  },
}

SCSS

$custom: #301dad;
$custom-light: #7d5fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#301dad",
  "rgb": {
    "r": 48,
    "g": 29,
    "b": 173
  },
  "hsl": {
    "h": 247.917,
    "s": 71.287,
    "l": 39.608
  },
  "oklch": {
    "l": 0.37934,
    "c": 0.2088,
    "h": 275.7
  },
  "luminance": 0.04524
}

Semantic roles & 50–950 ramp

primary

#301DAD

secondary

#BBC95D

accent

#EE3AD6

background

#F8F5FC

surface

#F0E9F8

border

#CBC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #301DAD

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

Preview Lab → · Contrast checker → · Palette generator →