#331F97#331F97

#331F97 is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.9% C 0.181 H 279.8°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#331F97
RGB	rgb(51, 31, 151)
HSL	hsl(250, 66%, 36%)
HSV	hsv(250, 79%, 59%)
CMYK	cmyk(66.2%, 79.5%, 0%, 40.8%)
CIE-LAB	lab(23.40, 44.07, -61.69)
CIE-LCH	lch(23.40, 75.81, 305.54°)
OKLab	oklab(35.92% 0.0307 -0.1781)
OKLCH	oklch(35.92% 0.181 279.8)
XYZ	xyz(7.4394, 3.9175, 29.6363)
Luminance	0.0392 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331F97 #83971F

analogous

#1F4797 #331F97 #6F1F97

triadic

#331F97 #97331F #1F9733

tetradic

#331F97 #971F47 #83971F #1F976F

square

#331F97 #971F47 #83971F #1F976F

split-complementary

#331F97 #976F1F #47971F

monochromatic

#110A31 #221564 #331F97 #4429CA #6B54DC

Accessibility & contrast

On white

11.77

#331F97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#331F97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331F97

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331F97	#FFFFFF	#000000	##FFFFFF
##331F97	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C9A

Deuteranopia (green-blind)

#003395

Tritanopia (blue-blind)

#00435B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #331f97;
/* rgb */ color: rgb(51, 31, 151);
/* oklch */ color: oklch(35.9% 0.181 279.8);

Tailwind

colors: {
  custom: {
    50: '#795eb7',
    500: '#331f97',
    950: '#000000',
  },
}

SCSS

$custom: #331f97;
$custom-light: #795eb7;
$custom-dark: #000000;

JSON

{
  "hex": "#331f97",
  "rgb": {
    "r": 51,
    "g": 31,
    "b": 151
  },
  "hsl": {
    "h": 250,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.35923,
    "c": 0.18073,
    "h": 279.8
  },
  "luminance": 0.03918
}

Semantic roles & 50–950 ramp

primary

#331F97

secondary

#ADBF52

accent

#E93FCD

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #331F97

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

Preview Lab → · Contrast checker → · Palette generator →