#3720A2#3720A2

#3720A2 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.6% C 0.192 H 279.9°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#3720A2
RGB	rgb(55, 32, 162)
HSL	hsl(251, 67%, 38%)
HSV	hsv(251, 80%, 64%)
CMYK	cmyk(66%, 80.2%, 0%, 36.5%)
CIE-LAB	lab(25.12, 47.34, -65.56)
CIE-LCH	lch(25.12, 80.87, 305.83°)
OKLab	oklab(37.56% 0.0329 -0.1893)
OKLCH	oklch(37.56% 0.192 279.9)
XYZ	xyz(8.6116, 4.4532, 34.5812)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3720A2 #8BA220

analogous

#204AA2 #3720A2 #7820A2

triadic

#3720A2 #A23720 #20A237

tetradic

#3720A2 #A2204A #8BA220 #20A278

square

#3720A2 #A2204A #8BA220 #20A278

split-complementary

#3720A2 #A27820 #4AA220

monochromatic

#140C3C #26166F #3720A2 #482AD5 #745DDF

Accessibility & contrast

On white

11.11

#3720A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#3720A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3720A2

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3720A2	#FFFFFF	#000000	##FFFFFF
##3720A2	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A6

Deuteranopia (green-blind)

#0037A0

Tritanopia (blue-blind)

#004761

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #3720a2;
/* rgb */ color: rgb(55, 32, 162);
/* oklch */ color: oklch(37.6% 0.192 279.9);

Tailwind

colors: {
  custom: {
    50: '#7d60bf',
    500: '#3720a2',
    950: '#000000',
  },
}

SCSS

$custom: #3720a2;
$custom-light: #7d60bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3720a2",
  "rgb": {
    "r": 55,
    "g": 32,
    "b": 162
  },
  "hsl": {
    "h": 250.615,
    "s": 67.01,
    "l": 38.039
  },
  "oklch": {
    "l": 0.37563,
    "c": 0.19213,
    "h": 279.9
  },
  "luminance": 0.04454
}

Semantic roles & 50–950 ramp

primary

#3720A2

secondary

#B1C35A

accent

#EA3ECB

background

#F8F5FB

surface

#EFEAF7

border

#CAC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #3720A2

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

Preview Lab → · Contrast checker → · Palette generator →