#37103A#37103A

#37103A is a dark, moderate purple. Relative luminance 0.015; OKLCH L 25.7% C 0.087 H 324.8°. Best body text is #FFFFFF at 16.18:1 contrast (WCAG AA passes).

Color values

HEX	#37103A
RGB	rgb(55, 16, 58)
HSL	hsl(296, 57%, 15%)
HSV	hsv(296, 72%, 23%)
CMYK	cmyk(5.2%, 72.4%, 0%, 77.3%)
CIE-LAB	lab(12.53, 26.19, -18.15)
CIE-LCH	lch(12.53, 31.86, 325.28°)
OKLab	oklab(25.72% 0.0713 -0.0503)
OKLCH	oklch(25.72% 0.087 324.8)
XYZ	xyz(2.5245, 1.4884, 4.1565)
Luminance	0.0149 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37103A #133A10

analogous

#22103A #37103A #3A1028

triadic

#37103A #3A3710 #103A37

tetradic

#37103A #3A2210 #133A10 #10283A

square

#37103A #3A2210 #133A10 #10283A

split-complementary

#37103A #283A10 #103A22

monochromatic

#170718 #170718 #37103A #641D6A #922A9A

Accessibility & contrast

On white

16.18

#37103A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#37103A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37103A

16.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37103A	#FFFFFF	#000000	##FFFFFF
##37103A	1.00	16.18	1.30	16.18
#FFFFFF	16.18	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#091E3B

Deuteranopia (green-blind)

#172239

Tritanopia (blue-blind)

#381623

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #37103a;
/* rgb */ color: rgb(55, 16, 58);
/* oklch */ color: oklch(25.7% 0.087 324.8);

Tailwind

colors: {
  custom: {
    50: '#705170',
    500: '#37103a',
    950: '#000000',
  },
}

SCSS

$custom: #37103a;
$custom-light: #705170;
$custom-dark: #000000;

JSON

{
  "hex": "#37103a",
  "rgb": {
    "r": 55,
    "g": 16,
    "b": 58
  },
  "hsl": {
    "h": 295.714,
    "s": 56.757,
    "l": 14.51
  },
  "oklch": {
    "l": 0.25717,
    "c": 0.0873,
    "h": 324.8
  },
  "luminance": 0.01488
}

Semantic roles & 50–950 ramp

primary

#37103A

secondary

#377432

accent

#E04853

background

#F6F4F6

surface

#ECE7EC

border

#C7C3C7

text

#070207

muted

#7A787A

Preview Lab

Preview with #37103A

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

Preview Lab → · Contrast checker → · Palette generator →