#301EA1#301EA1

#301EA1 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.7% C 0.194 H 277.1°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#301EA1
RGB	rgb(48, 30, 161)
HSL	hsl(248, 69%, 37%)
HSV	hsv(248, 81%, 63%)
CMYK	cmyk(70.2%, 81.4%, 0%, 36.9%)
CIE-LAB	lab(24.09, 47.34, -66.66)
CIE-LCH	lch(24.09, 81.76, 305.38°)
OKLab	oklab(36.67% 0.024 -0.1926)
OKLCH	oklch(36.67% 0.194 277.1)
XYZ	xyz(8.1141, 4.1294, 34.0807)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301EA1 #8FA11E

analogous

#1E4EA1 #301EA1 #711EA1

triadic

#301EA1 #A1301E #1EA130

tetradic

#301EA1 #A11E4E #8FA11E #1EA171

square

#301EA1 #A11E4E #8FA11E #1EA171

split-complementary

#301EA1 #A1711E #4EA11E

monochromatic

#110B3A #21146D #301EA1 #3F28D5 #6C59E0

Accessibility & contrast

On white

11.50

#301EA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#301EA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301EA1

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301EA1	#FFFFFF	#000000	##FFFFFF
##301EA1	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA5

Deuteranopia (green-blind)

#00349F

Tritanopia (blue-blind)

#004760

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #301ea1;
/* rgb */ color: rgb(48, 30, 161);
/* oklch */ color: oklch(36.7% 0.194 277.1);

Tailwind

colors: {
  custom: {
    50: '#7a5ebe',
    500: '#301ea1',
    950: '#000000',
  },
}

SCSS

$custom: #301ea1;
$custom-light: #7a5ebe;
$custom-dark: #000000;

JSON

{
  "hex": "#301ea1",
  "rgb": {
    "r": 48,
    "g": 30,
    "b": 161
  },
  "hsl": {
    "h": 248.244,
    "s": 68.586,
    "l": 37.451
  },
  "oklch": {
    "l": 0.36674,
    "c": 0.19412,
    "h": 277.1
  },
  "luminance": 0.0413
}

Semantic roles & 50–950 ramp

primary

#301EA1

secondary

#B5C457

accent

#EB3CD3

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #301EA1

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

Preview Lab → · Contrast checker → · Palette generator →