#370437#370437

#370437 is a very dark, moderate purple. Relative luminance 0.012; OKLCH L 24.1% C 0.102 H 328.2°. Best body text is #FFFFFF at 17.00:1 contrast (WCAG AA passes).

Color values

HEX	#370437
RGB	rgb(55, 4, 55)
HSL	hsl(300, 86%, 12%)
HSV	hsv(300, 93%, 22%)
CMYK	cmyk(0%, 92.7%, 0%, 78.4%)
CIE-LAB	lab(10.37, 31.13, -19.42)
CIE-LCH	lch(10.37, 36.69, 328.04°)
OKLab	oklab(24.1% 0.0869 -0.0539)
OKLCH	oklch(24.1% 0.102 328.2)
XYZ	xyz(2.3085, 1.1751, 3.7189)
Luminance	0.0118 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370437 #043704

analogous

#1E0437 #370437 #37041E

triadic

#370437 #373704 #043737

tetradic

#370437 #371E04 #043704 #041E37

square

#370437 #371E04 #043704 #041E37

split-complementary

#370437 #1E3704 #04371E

monochromatic

#1D021D #1D021D #370437 #700870 #A90CA9

Accessibility & contrast

On white

17.00

#370437 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#370437 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370437

17.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370437	#FFFFFF	#000000	##FFFFFF
##370437	1.00	17.00	1.23	17.00
#FFFFFF	17.00	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001838

Deuteranopia (green-blind)

#131E36

Tritanopia (blue-blind)

#390C1D

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #370437;
/* rgb */ color: rgb(55, 4, 55);
/* oklch */ color: oklch(24.1% 0.102 328.2);

Tailwind

colors: {
  custom: {
    50: '#704b6e',
    500: '#370437',
    950: '#000000',
  },
}

SCSS

$custom: #370437;
$custom-light: #704b6e;
$custom-dark: #000000;

JSON

{
  "hex": "#370437",
  "rgb": {
    "r": 55,
    "g": 4,
    "b": 55
  },
  "hsl": {
    "h": 300,
    "s": 86.441,
    "l": 11.569
  },
  "oklch": {
    "l": 0.24102,
    "c": 0.10229,
    "h": 328.2
  },
  "luminance": 0.01175
}

Semantic roles & 50–950 ramp

primary

#370437

secondary

#1E791E

accent

#FD2B2B

background

#F6F4F6

surface

#ECE7EC

border

#C7C3C7

text

#080107

muted

#7B777A

Preview Lab

Preview with #370437

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

Preview Lab → · Contrast checker → · Palette generator →