#371BA0#371BA0

#371BA0 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.8% C 0.194 H 280.7°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#371BA0
RGB	rgb(55, 27, 160)
HSL	hsl(253, 71%, 37%)
HSV	hsv(253, 83%, 63%)
CMYK	cmyk(65.6%, 83.1%, 0%, 37.3%)
CIE-LAB	lab(24.11, 49.04, -66.02)
CIE-LCH	lch(24.11, 82.24, 306.61°)
OKLab	oklab(36.8% 0.0361 -0.1905)
OKLCH	oklch(36.8% 0.194 280.7)
XYZ	xyz(8.3106, 4.1335, 33.6108)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371BA0 #84A01B

analogous

#1B41A0 #371BA0 #7A1BA0

triadic

#371BA0 #A0371B #1BA037

tetradic

#371BA0 #A01B41 #84A01B #1BA07A

square

#371BA0 #A01B41 #84A01B #1BA07A

split-complementary

#371BA0 #A07A1B #41A01B

monochromatic

#130937 #25126C #371BA0 #4924D4 #7153E2

Accessibility & contrast

On white

11.50

#371BA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#371BA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371BA0

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371BA0	#FFFFFF	#000000	##FFFFFF
##371BA0	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)

#003EA4

Deuteranopia (green-blind)

#00349E

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #371ba0;
/* rgb */ color: rgb(55, 27, 160);
/* oklch */ color: oklch(36.8% 0.194 280.7);

Tailwind

colors: {
  custom: {
    50: '#7d5dbd',
    500: '#371ba0',
    950: '#000000',
  },
}

SCSS

$custom: #371ba0;
$custom-light: #7d5dbd;
$custom-dark: #000000;

JSON

{
  "hex": "#371ba0",
  "rgb": {
    "r": 55,
    "g": 27,
    "b": 160
  },
  "hsl": {
    "h": 252.632,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.368,
    "c": 0.19391,
    "h": 280.7
  },
  "luminance": 0.04134
}

Semantic roles & 50–950 ramp

primary

#371BA0

secondary

#ADC552

accent

#EE3AC8

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #371BA0

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

Preview Lab → · Contrast checker → · Palette generator →