#311547#311547

#311547 is a dark, moderate violet. Relative luminance 0.016; OKLCH L 26.5% C 0.091 H 307.0°. Best body text is #FFFFFF at 15.80:1 contrast (WCAG AA passes).

Color values

HEX	#311547
RGB	rgb(49, 21, 71)
HSL	hsl(274, 54%, 18%)
HSV	hsv(274, 70%, 28%)
CMYK	cmyk(31%, 70.4%, 0%, 72.2%)
CIE-LAB	lab(13.50, 24.89, -25.82)
CIE-LCH	lch(13.50, 35.86, 313.94°)
OKLab	oklab(26.51% 0.055 -0.073)
OKLCH	oklch(26.51% 0.091 307)
XYZ	xyz(2.6719, 1.6443, 6.1366)
Luminance	0.0164 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311547 #2B4715

analogous

#181547 #311547 #471544

triadic

#311547 #473115 #154731

tetradic

#311547 #471815 #2B4715 #154447

square

#311547 #471815 #2B4715 #154447

split-complementary

#311547 #444715 #154718

monochromatic

#100718 #100718 #311547 #522376 #7231A5

Accessibility & contrast

On white

15.80

#311547 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#311547 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311547

15.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311547	#FFFFFF	#000000	##FFFFFF
##311547	1.00	15.80	1.33	15.80
#FFFFFF	15.80	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002249

Deuteranopia (green-blind)

#0B2346

Tritanopia (blue-blind)

#2D1F2B

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #311547;
/* rgb */ color: rgb(49, 21, 71);
/* oklch */ color: oklch(26.5% 0.091 307.0);

Tailwind

colors: {
  custom: {
    50: '#6b547a',
    500: '#311547',
    950: '#000000',
  },
}

SCSS

$custom: #311547;
$custom-light: #6b547a;
$custom-dark: #000000;

JSON

{
  "hex": "#311547",
  "rgb": {
    "r": 49,
    "g": 21,
    "b": 71
  },
  "hsl": {
    "h": 273.6,
    "s": 54.348,
    "l": 18.039
  },
  "oklch": {
    "l": 0.26505,
    "c": 0.09141,
    "h": 307
  },
  "luminance": 0.01644
}

Semantic roles & 50–950 ramp

primary

#311547

secondary

#587F39

accent

#DE4A8B

background

#F6F4F7

surface

#EBE8ED

border

#C6C4C8

text

#070309

muted

#7A787B

Preview Lab

Preview with #311547

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

Preview Lab → · Contrast checker → · Palette generator →