#301CA0#301CA0

#301CA0 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 36.3% C 0.195 H 277.4°. Best body text is #FFFFFF at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#301CA0
RGB	rgb(48, 28, 160)
HSL	hsl(249, 70%, 37%)
HSV	hsv(249, 83%, 63%)
CMYK	cmyk(70%, 82.5%, 0%, 37.3%)
CIE-LAB	lab(23.66, 47.97, -66.78)
CIE-LCH	lch(23.66, 82.22, 305.69°)
OKLab	oklab(36.34% 0.0251 -0.1929)
OKLCH	oklch(36.34% 0.195 277.4)
XYZ	xyz(7.9773, 3.9962, 33.6018)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301CA0 #8CA01C

analogous

#1C4AA0 #301CA0 #721CA0

triadic

#301CA0 #A0301C #1CA030

tetradic

#301CA0 #A01C4A #8CA01C #1CA072

square

#301CA0 #A01C4A #8CA01C #1CA072

split-complementary

#301CA0 #A0721C #4AA01C

monochromatic

#110A38 #20136C #301CA0 #4025D4 #6A55E1

Accessibility & contrast

On white

11.67

#301CA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#301CA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301CA0

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301CA0	#FFFFFF	#000000	##FFFFFF
##301CA0	1.00	11.67	1.80	11.67
#FFFFFF	11.67	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA4

Deuteranopia (green-blind)

#00339E

Tritanopia (blue-blind)

#00465F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #301ca0;
/* rgb */ color: rgb(48, 28, 160);
/* oklch */ color: oklch(36.3% 0.195 277.4);

Tailwind

colors: {
  custom: {
    50: '#7a5dbd',
    500: '#301ca0',
    950: '#000000',
  },
}

SCSS

$custom: #301ca0;
$custom-light: #7a5dbd;
$custom-dark: #000000;

JSON

{
  "hex": "#301ca0",
  "rgb": {
    "r": 48,
    "g": 28,
    "b": 160
  },
  "hsl": {
    "h": 249.091,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.36339,
    "c": 0.19457,
    "h": 277.4
  },
  "luminance": 0.03997
}

Semantic roles & 50–950 ramp

primary

#301CA0

secondary

#B3C453

accent

#ED3BD2

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #301CA0

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

Preview Lab → · Contrast checker → · Palette generator →