#371578#371578

#371578 is a dark, vivid violet. Relative luminance 0.027; OKLCH L 31.8% C 0.153 H 290.5°. Best body text is #FFFFFF at 13.63:1 contrast (WCAG AA passes).

Color values

HEX	#371578
RGB	rgb(55, 21, 120)
HSL	hsl(261, 70%, 28%)
HSV	hsv(261, 83%, 47%)
CMYK	cmyk(54.2%, 82.5%, 0%, 52.9%)
CIE-LAB	lab(18.82, 40.13, -49.76)
CIE-LCH	lch(18.82, 63.92, 308.89°)
OKLab	oklab(31.85% 0.0534 -0.143)
OKLCH	oklch(31.85% 0.153 290.5)
XYZ	xyz(5.2329, 2.7044, 18.0119)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371578 #567815

analogous

#152478 #371578 #681578

triadic

#371578 #783715 #157837

tetradic

#371578 #781524 #567815 #157868

square

#371578 #781524 #567815 #157868

split-complementary

#371578 #786815 #247815

monochromatic

#0C051A #1F0C44 #371578 #4F1EAC #692DDA

Accessibility & contrast

On white

13.63

#371578 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#371578 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371578

13.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371578	#FFFFFF	#000000	##FFFFFF
##371578	1.00	13.63	1.54	13.63
#FFFFFF	13.63	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7B

Deuteranopia (green-blind)

#002B76

Tritanopia (blue-blind)

#1F3247

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #371578;
/* rgb */ color: rgb(55, 21, 120);
/* oklch */ color: oklch(31.8% 0.153 290.5);

Tailwind

colors: {
  custom: {
    50: '#7657a0',
    500: '#371578',
    950: '#000000',
  },
}

SCSS

$custom: #371578;
$custom-light: #7657a0;
$custom-dark: #000000;

JSON

{
  "hex": "#371578",
  "rgb": {
    "r": 55,
    "g": 21,
    "b": 120
  },
  "hsl": {
    "h": 260.606,
    "s": 70.213,
    "l": 27.647
  },
  "oklch": {
    "l": 0.31846,
    "c": 0.15268,
    "h": 290.5
  },
  "luminance": 0.02705
}

Semantic roles & 50–950 ramp

primary

#371578

secondary

#86AE3B

accent

#ED3BB0

background

#F7F5FA

surface

#EEE9F3

border

#C9C5CD

text

#09030F

muted

#7B787F

Preview Lab

Preview with #371578

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

Preview Lab → · Contrast checker → · Palette generator →