#311055#311055

#311055 is a dark, moderate violet. Relative luminance 0.017; OKLCH L 27.0% C 0.116 H 300.4°. Best body text is #FFFFFF at 15.72:1 contrast (WCAG AA passes).

Color values

HEX	#311055
RGB	rgb(49, 16, 85)
HSL	hsl(269, 68%, 20%)
HSV	hsv(269, 81%, 33%)
CMYK	cmyk(42.4%, 81.2%, 0%, 66.7%)
CIE-LAB	lab(13.71, 31.56, -35.10)
CIE-LCH	lch(13.71, 47.20, 311.96°)
OKLab	oklab(27.03% 0.0588 -0.1003)
OKLCH	oklch(27.03% 0.116 300.4)
XYZ	xyz(3.0912, 1.6794, 8.7539)
Luminance	0.0168 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.38

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311055 #345510

analogous

#101155 #311055 #541055

triadic

#311055 #553110 #105531

tetradic

#311055 #551011 #345510 #105554

square

#311055 #551011 #345510 #105554

split-complementary

#311055 #555410 #115510

monochromatic

#0F051A #130621 #311055 #4F1A89 #6C23BC

Accessibility & contrast

On white

15.72

#311055 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#311055 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311055

15.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311055	#FFFFFF	#000000	##FFFFFF
##311055	1.00	15.72	1.34	15.72
#FFFFFF	15.72	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002357

Deuteranopia (green-blind)

#002254

Tritanopia (blue-blind)

#292232

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #311055;
/* rgb */ color: rgb(49, 16, 85);
/* oklch */ color: oklch(27.0% 0.116 300.4);

Tailwind

colors: {
  custom: {
    50: '#6d5285',
    500: '#311055',
    950: '#000000',
  },
}

SCSS

$custom: #311055;
$custom-light: #6d5285;
$custom-dark: #000000;

JSON

{
  "hex": "#311055",
  "rgb": {
    "r": 49,
    "g": 16,
    "b": 85
  },
  "hsl": {
    "h": 268.696,
    "s": 68.317,
    "l": 19.804
  },
  "oklch": {
    "l": 0.2703,
    "c": 0.1162,
    "h": 300.4
  },
  "luminance": 0.01679
}

Semantic roles & 50–950 ramp

primary

#311055

secondary

#628F32

accent

#EB3D98

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#07020B

muted

#7A787C

Preview Lab

Preview with #311055

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

Preview Lab → · Contrast checker → · Palette generator →