#37166B#37166B

#37166B is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.7% C 0.136 H 294.6°. Best body text is #FFFFFF at 14.10:1 contrast (WCAG AA passes).

Color values

HEX	#37166B
RGB	rgb(55, 22, 107)
HSL	hsl(263, 66%, 25%)
HSV	hsv(263, 79%, 42%)
CMYK	cmyk(48.6%, 79.4%, 0%, 58%)
CIE-LAB	lab(17.68, 35.92, -43.22)
CIE-LCH	lch(17.68, 56.20, 309.73°)
OKLab	oklab(30.65% 0.0567 -0.1239)
OKLCH	oklch(30.65% 0.136 294.6)
XYZ	xyz(4.5156, 2.4475, 14.1416)
Luminance	0.0245 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo (survey)

#380282

ΔE00 4.91

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37166B #4A6B16

analogous

#16206B #37166B #61166B

triadic

#37166B #6B3716 #166B37

tetradic

#37166B #6B1620 #4A6B16 #166B61

square

#37166B #6B1620 #4A6B16 #166B61

split-complementary

#37166B #6B6116 #206B16

monochromatic

#0D0519 #1D0C38 #37166B #51209E #6B2BD1

Accessibility & contrast

On white

14.10

#37166B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#37166B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37166B

14.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37166B	#FFFFFF	#000000	##FFFFFF
##37166B	1.00	14.10	1.49	14.10
#FFFFFF	14.10	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C6D

Deuteranopia (green-blind)

#002A69

Tritanopia (blue-blind)

#282D3F

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #37166b;
/* rgb */ color: rgb(55, 22, 107);
/* oklch */ color: oklch(30.7% 0.136 294.6);

Tailwind

colors: {
  custom: {
    50: '#745796',
    500: '#37166b',
    950: '#000000',
  },
}

SCSS

$custom: #37166b;
$custom-light: #745796;
$custom-dark: #000000;

JSON

{
  "hex": "#37166b",
  "rgb": {
    "r": 55,
    "g": 22,
    "b": 107
  },
  "hsl": {
    "h": 263.294,
    "s": 65.891,
    "l": 25.294
  },
  "oklch": {
    "l": 0.30653,
    "c": 0.13624,
    "h": 294.6
  },
  "luminance": 0.02448
}

Semantic roles & 50–950 ramp

primary

#37166B

secondary

#7AA13B

accent

#E93FA7

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09030D

muted

#7B787E

Preview Lab

Preview with #37166B

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

Preview Lab → · Contrast checker → · Palette generator →