#311054#311054

#311054 is a dark, moderate violet. Relative luminance 0.017; OKLCH L 26.9% C 0.115 H 300.9°. Best body text is #FFFFFF at 15.76:1 contrast (WCAG AA passes).

Color values

HEX	#311054
RGB	rgb(49, 16, 84)
HSL	hsl(269, 68%, 20%)
HSV	hsv(269, 81%, 33%)
CMYK	cmyk(41.7%, 81%, 0%, 67.1%)
CIE-LAB	lab(13.61, 31.28, -34.58)
CIE-LCH	lch(13.61, 46.62, 312.13°)
OKLab	oklab(26.94% 0.059 -0.0987)
OKLCH	oklch(26.94% 0.115 300.9)
XYZ	xyz(3.0518, 1.6636, 8.5461)
Luminance	0.0166 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.50

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311054 #335410

analogous

#101154 #311054 #531054

triadic

#311054 #543110 #105431

tetradic

#311054 #541011 #335410 #105453

square

#311054 #541011 #335410 #105453

split-complementary

#311054 #545310 #115410

monochromatic

#0F051A #130621 #311054 #4F1A87 #6D24BB

Accessibility & contrast

On white

15.76

#311054 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#311054 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311054

15.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311054	#FFFFFF	#000000	##FFFFFF
##311054	1.00	15.76	1.33	15.76
#FFFFFF	15.76	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002256

Deuteranopia (green-blind)

#002253

Tritanopia (blue-blind)

#292131

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #311054;
/* rgb */ color: rgb(49, 16, 84);
/* oklch */ color: oklch(26.9% 0.115 300.9);

Tailwind

colors: {
  custom: {
    50: '#6d5285',
    500: '#311054',
    950: '#000000',
  },
}

SCSS

$custom: #311054;
$custom-light: #6d5285;
$custom-dark: #000000;

JSON

{
  "hex": "#311054",
  "rgb": {
    "r": 49,
    "g": 16,
    "b": 84
  },
  "hsl": {
    "h": 269.118,
    "s": 68,
    "l": 19.608
  },
  "oklch": {
    "l": 0.26935,
    "c": 0.11501,
    "h": 300.9
  },
  "luminance": 0.01664
}

Semantic roles & 50–950 ramp

primary

#311054

secondary

#618E32

accent

#EB3D96

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#07020B

muted

#7A787C

Preview Lab

Preview with #311054

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

Preview Lab → · Contrast checker → · Palette generator →