#331257#331257

#331257 is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.7% C 0.116 H 300.7°. Best body text is #FFFFFF at 15.38:1 contrast (WCAG AA passes).

Color values

HEX	#331257
RGB	rgb(51, 18, 87)
HSL	hsl(269, 66%, 21%)
HSV	hsv(269, 79%, 34%)
CMYK	cmyk(41.4%, 79.3%, 0%, 65.9%)
CIE-LAB	lab(14.54, 31.51, -35.09)
CIE-LCH	lch(14.54, 47.16, 311.92°)
OKLab	oklab(27.74% 0.0595 -0.1001)
OKLCH	oklch(27.74% 0.116 300.7)
XYZ	xyz(3.3014, 1.8245, 9.1932)
Luminance	0.0182 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331257 #365712

analogous

#121357 #331257 #551257

triadic

#331257 #573312 #125733

tetradic

#331257 #571213 #365712 #125755

square

#331257 #571213 #365712 #125755

split-complementary

#331257 #575512 #135712

monochromatic

#0F0519 #150824 #331257 #511C8A #6E27BC

Accessibility & contrast

On white

15.38

#331257 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#331257 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331257

15.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331257	#FFFFFF	#000000	##FFFFFF
##331257	1.00	15.38	1.37	15.38
#FFFFFF	15.38	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002459

Deuteranopia (green-blind)

#002456

Tritanopia (blue-blind)

#2B2333

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #331257;
/* rgb */ color: rgb(51, 18, 87);
/* oklch */ color: oklch(27.7% 0.116 300.7);

Tailwind

colors: {
  custom: {
    50: '#6f5387',
    500: '#331257',
    950: '#000000',
  },
}

SCSS

$custom: #331257;
$custom-light: #6f5387;
$custom-dark: #000000;

JSON

{
  "hex": "#331257",
  "rgb": {
    "r": 51,
    "g": 18,
    "b": 87
  },
  "hsl": {
    "h": 268.696,
    "s": 65.714,
    "l": 20.588
  },
  "oklch": {
    "l": 0.27738,
    "c": 0.11646,
    "h": 300.7
  },
  "luminance": 0.01825
}

Semantic roles & 50–950 ramp

primary

#331257

secondary

#649035

accent

#E93F98

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#08030B

muted

#7B787C

Preview Lab

Preview with #331257

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

Preview Lab → · Contrast checker → · Palette generator →