#37218B#37218B

#37218B is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.3% C 0.163 H 283.7°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#37218B
RGB	rgb(55, 33, 139)
HSL	hsl(252, 62%, 34%)
HSV	hsv(252, 76%, 55%)
CMYK	cmyk(60.4%, 76.3%, 0%, 45.5%)
CIE-LAB	lab(22.87, 39.79, -55.10)
CIE-LCH	lch(22.87, 67.96, 305.83°)
OKLab	oklab(35.27% 0.0387 -0.1588)
OKLCH	oklch(35.27% 0.163 283.7)
XYZ	xyz(6.7782, 3.7636, 24.7904)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37218B #758B21

analogous

#21408B #37218B #6C218B

triadic

#37218B #8B3721 #218B37

tetradic

#37218B #8B2140 #758B21 #218B6C

square

#37218B #8B2140 #758B21 #218B6C

split-complementary

#37218B #8B6C21 #408B21

monochromatic

#100A28 #23155A #37218B #4B2DBC #6C51D6

Accessibility & contrast

On white

11.98

#37218B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#37218B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37218B

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37218B	#FFFFFF	#000000	##FFFFFF
##37218B	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8E

Deuteranopia (green-blind)

#003389

Tritanopia (blue-blind)

#023F54

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #37218b;
/* rgb */ color: rgb(55, 33, 139);
/* oklch */ color: oklch(35.3% 0.163 283.7);

Tailwind

colors: {
  custom: {
    50: '#795fae',
    500: '#37218b',
    950: '#000000',
  },
}

SCSS

$custom: #37218b;
$custom-light: #795fae;
$custom-dark: #000000;

JSON

{
  "hex": "#37218b",
  "rgb": {
    "r": 55,
    "g": 33,
    "b": 139
  },
  "hsl": {
    "h": 252.453,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.35271,
    "c": 0.16342,
    "h": 283.7
  },
  "luminance": 0.03764
}

Semantic roles & 50–950 ramp

primary

#37218B

secondary

#A3B94F

accent

#E543C3

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0510

muted

#7C797F

Preview Lab

Preview with #37218B

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

Preview Lab → · Contrast checker → · Palette generator →