#37177A#37177A

#37177A is a dark, vivid violet. Relative luminance 0.028; OKLCH L 32.3% C 0.153 H 289.6°. Best body text is #FFFFFF at 13.41:1 contrast (WCAG AA passes).

Color values

HEX	#37177A
RGB	rgb(55, 23, 122)
HSL	hsl(259, 68%, 28%)
HSV	hsv(259, 81%, 48%)
CMYK	cmyk(54.9%, 81.1%, 0%, 52.2%)
CIE-LAB	lab(19.35, 39.77, -50.17)
CIE-LCH	lch(19.35, 64.02, 308.41°)
OKLab	oklab(32.28% 0.0512 -0.1442)
OKLCH	oklch(32.28% 0.153 289.6)
XYZ	xyz(5.3938, 2.8299, 18.6706)
Luminance	0.0283 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37177A #5A7A17

analogous

#17287A #37177A #68177A

triadic

#37177A #7A3717 #177A37

tetradic

#37177A #7A1728 #5A7A17 #177A68

square

#37177A #7A1728 #5A7A17 #177A68

split-complementary

#37177A #7A6817 #287A17

monochromatic

#0C051A #200D47 #37177A #4E21AD #6833D9

Accessibility & contrast

On white

13.41

#37177A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#37177A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37177A

13.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37177A	#FFFFFF	#000000	##FFFFFF
##37177A	1.00	13.41	1.57	13.41
#FFFFFF	13.41	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317D

Deuteranopia (green-blind)

#002C78

Tritanopia (blue-blind)

#1D3348

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #37177a;
/* rgb */ color: rgb(55, 23, 122);
/* oklch */ color: oklch(32.3% 0.153 289.6);

Tailwind

colors: {
  custom: {
    50: '#7659a1',
    500: '#37177a',
    950: '#000000',
  },
}

SCSS

$custom: #37177a;
$custom-light: #7659a1;
$custom-dark: #000000;

JSON

{
  "hex": "#37177a",
  "rgb": {
    "r": 55,
    "g": 23,
    "b": 122
  },
  "hsl": {
    "h": 259.394,
    "s": 68.276,
    "l": 28.431
  },
  "oklch": {
    "l": 0.32277,
    "c": 0.15308,
    "h": 289.6
  },
  "luminance": 0.0283
}

Semantic roles & 50–950 ramp

primary

#37177A

secondary

#8AAF3E

accent

#EB3DB3

background

#F7F5FA

surface

#EEE9F3

border

#C9C5CD

text

#09040F

muted

#7B797F

Preview Lab

Preview with #37177A

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

Preview Lab → · Contrast checker → · Palette generator →