#31104A#31104A

#31104A is a dark, moderate violet. Relative luminance 0.015; OKLCH L 26.0% C 0.103 H 306.5°. Best body text is #FFFFFF at 16.11:1 contrast (WCAG AA passes).

Color values

HEX	#31104A
RGB	rgb(49, 16, 74)
HSL	hsl(274, 64%, 18%)
HSV	hsv(274, 78%, 29%)
CMYK	cmyk(33.8%, 78.4%, 0%, 71%)
CIE-LAB	lab(12.72, 28.53, -29.16)
CIE-LCH	lch(12.72, 40.79, 314.38°)
OKLab	oklab(26.03% 0.0612 -0.0828)
OKLCH	oklch(26.03% 0.103 306.5)
XYZ	xyz(2.6877, 1.5180, 6.6286)
Luminance	0.0152 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31104A #294A10

analogous

#14104A #31104A #4A1046

triadic

#31104A #4A3110 #104A31

tetradic

#31104A #4A1410 #294A10 #10464A

square

#31104A #4A1410 #294A10 #10464A

split-complementary

#31104A #464A10 #104A14

monochromatic

#110519 #110519 #31104A #521B7C #7426AF

Accessibility & contrast

On white

16.11

#31104A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#31104A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31104A

16.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31104A	#FFFFFF	#000000	##FFFFFF
##31104A	1.00	16.11	1.30	16.11
#FFFFFF	16.11	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00204C

Deuteranopia (green-blind)

#002149

Tritanopia (blue-blind)

#2D1D2B

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #31104a;
/* rgb */ color: rgb(49, 16, 74);
/* oklch */ color: oklch(26.0% 0.103 306.5);

Tailwind

colors: {
  custom: {
    50: '#6c517d',
    500: '#31104a',
    950: '#000000',
  },
}

SCSS

$custom: #31104a;
$custom-light: #6c517d;
$custom-dark: #000000;

JSON

{
  "hex": "#31104a",
  "rgb": {
    "r": 49,
    "g": 16,
    "b": 74
  },
  "hsl": {
    "h": 274.138,
    "s": 64.444,
    "l": 17.647
  },
  "oklch": {
    "l": 0.26026,
    "c": 0.10296,
    "h": 306.5
  },
  "luminance": 0.01518
}

Semantic roles & 50–950 ramp

primary

#31104A

secondary

#558432

accent

#E74088

background

#F6F4F7

surface

#ECE7EE

border

#C7C3C9

text

#070209

muted

#7A787B

Preview Lab

Preview with #31104A

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

Preview Lab → · Contrast checker → · Palette generator →