#371AA1#371AA1

#371AA1 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.8% C 0.196 H 280.6°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#371AA1
RGB	rgb(55, 26, 161)
HSL	hsl(253, 72%, 37%)
HSV	hsv(253, 84%, 63%)
CMYK	cmyk(65.8%, 83.9%, 0%, 36.9%)
CIE-LAB	lab(24.08, 49.76, -66.68)
CIE-LCH	lch(24.08, 83.20, 306.73°)
OKLab	oklab(36.81% 0.0362 -0.1924)
OKLCH	oklch(36.81% 0.196 280.6)
XYZ	xyz(8.3759, 4.1236, 34.0658)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371AA1 #84A11A

analogous

#1A41A1 #371AA1 #7B1AA1

triadic

#371AA1 #A1371A #1AA137

tetradic

#371AA1 #A11A41 #84A11A #1AA17B

square

#371AA1 #A11A41 #84A11A #1AA17B

split-complementary

#371AA1 #A17B1A #41A11A

monochromatic

#130938 #25116C #371AA1 #4923D6 #7152E3

Accessibility & contrast

On white

11.51

#371AA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#371AA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371AA1

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371AA1	#FFFFFF	#000000	##FFFFFF
##371AA1	1.00	11.51	1.82	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA5

Deuteranopia (green-blind)

#00349F

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #371aa1;
/* rgb */ color: rgb(55, 26, 161);
/* oklch */ color: oklch(36.8% 0.196 280.6);

Tailwind

colors: {
  custom: {
    50: '#7e5dbe',
    500: '#371aa1',
    950: '#000000',
  },
}

SCSS

$custom: #371aa1;
$custom-light: #7e5dbe;
$custom-dark: #000000;

JSON

{
  "hex": "#371aa1",
  "rgb": {
    "r": 55,
    "g": 26,
    "b": 161
  },
  "hsl": {
    "h": 252.889,
    "s": 72.193,
    "l": 36.667
  },
  "oklch": {
    "l": 0.36811,
    "c": 0.19581,
    "h": 280.6
  },
  "luminance": 0.04124
}

Semantic roles & 50–950 ramp

primary

#371AA1

secondary

#ADC651

accent

#EF39C8

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #371AA1

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

Preview Lab → · Contrast checker → · Palette generator →