#37147B#37147B

#37147B is a dark, vivid violet. Relative luminance 0.027; OKLCH L 32.1% C 0.157 H 289.7°. Best body text is #FFFFFF at 13.56:1 contrast (WCAG AA passes).

Color values

HEX	#37147B
RGB	rgb(55, 20, 123)
HSL	hsl(260, 72%, 28%)
HSV	hsv(260, 84%, 48%)
CMYK	cmyk(55.3%, 83.7%, 0%, 51.8%)
CIE-LAB	lab(18.98, 41.43, -51.41)
CIE-LCH	lch(18.98, 66.03, 308.87°)
OKLab	oklab(32.05% 0.0531 -0.1479)
OKLCH	oklch(32.05% 0.157 289.7)
XYZ	xyz(5.3998, 2.7423, 18.9799)
Luminance	0.0274 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37147B #587B14

analogous

#14257B #37147B #6A147B

triadic

#37147B #7B3714 #147B37

tetradic

#37147B #7B1425 #587B14 #147B6A

square

#37147B #7B1425 #587B14 #147B6A

split-complementary

#37147B #7B6A14 #257B14

monochromatic

#0C041A #1F0B46 #37147B #4F1DB0 #682DDD

Accessibility & contrast

On white

13.56

#37147B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#37147B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37147B

13.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37147B	#FFFFFF	#000000	##FFFFFF
##37147B	1.00	13.56	1.55	13.56
#FFFFFF	13.56	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00307E

Deuteranopia (green-blind)

#002C79

Tritanopia (blue-blind)

#1D3348

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #37147b;
/* rgb */ color: rgb(55, 20, 123);
/* oklch */ color: oklch(32.1% 0.157 289.7);

Tailwind

colors: {
  custom: {
    50: '#7757a2',
    500: '#37147b',
    950: '#000000',
  },
}

SCSS

$custom: #37147b;
$custom-light: #7757a2;
$custom-dark: #000000;

JSON

{
  "hex": "#37147b",
  "rgb": {
    "r": 55,
    "g": 20,
    "b": 123
  },
  "hsl": {
    "h": 260.388,
    "s": 72.028,
    "l": 28.039
  },
  "oklch": {
    "l": 0.32053,
    "c": 0.15709,
    "h": 289.7
  },
  "luminance": 0.02743
}

Semantic roles & 50–950 ramp

primary

#37147B

secondary

#88B13A

accent

#EF39B1

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09030F

muted

#7B787F

Preview Lab

Preview with #37147B

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

Preview Lab → · Contrast checker → · Palette generator →