#371D7F#371D7F

#371D7F is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.5% C 0.153 H 287.1°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#371D7F
RGB	rgb(55, 29, 127)
HSL	hsl(256, 63%, 31%)
HSV	hsv(256, 77%, 50%)
CMYK	cmyk(56.7%, 77.2%, 0%, 50.2%)
CIE-LAB	lab(20.92, 38.23, -50.77)
CIE-LCH	lch(20.92, 63.56, 306.98°)
OKLab	oklab(33.53% 0.045 -0.1461)
OKLCH	oklch(33.53% 0.153 287.1)
XYZ	xyz(5.8445, 3.2229, 20.3887)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371D7F #657F1D

analogous

#1D347F #371D7F #681D7F

triadic

#371D7F #7F371D #1D7F37

tetradic

#371D7F #7F1D34 #657F1D #1D7F68

square

#371D7F #7F1D34 #657F1D #1D7F68

split-complementary

#371D7F #7F681D #347F1D

monochromatic

#0C061B #21124D #371D7F #4D28B1 #6942D4

Accessibility & contrast

On white

12.77

#371D7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#371D7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371D7F

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371D7F	#FFFFFF	#000000	##FFFFFF
##371D7F	1.00	12.77	1.64	12.77
#FFFFFF	12.77	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003582

Deuteranopia (green-blind)

#00307D

Tritanopia (blue-blind)

#18384C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #371d7f;
/* rgb */ color: rgb(55, 29, 127);
/* oklch */ color: oklch(33.5% 0.153 287.1);

Tailwind

colors: {
  custom: {
    50: '#775ca5',
    500: '#371d7f',
    950: '#000000',
  },
}

SCSS

$custom: #371d7f;
$custom-light: #775ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#371d7f",
  "rgb": {
    "r": 55,
    "g": 29,
    "b": 127
  },
  "hsl": {
    "h": 255.918,
    "s": 62.821,
    "l": 30.588
  },
  "oklch": {
    "l": 0.33527,
    "c": 0.15285,
    "h": 287.1
  },
  "luminance": 0.03223
}

Semantic roles & 50–950 ramp

primary

#371D7F

secondary

#95B245

accent

#E642BA

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #371D7F

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

Preview Lab → · Contrast checker → · Palette generator →