#311355#311355

#311355 is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.4% C 0.112 H 299.6°. Best body text is #FFFFFF at 15.50:1 contrast (WCAG AA passes).

Color values

HEX	#311355
RGB	rgb(49, 19, 85)
HSL	hsl(267, 63%, 20%)
HSV	hsv(267, 78%, 33%)
CMYK	cmyk(42.4%, 77.6%, 0%, 66.7%)
CIE-LAB	lab(14.26, 30.00, -34.20)
CIE-LCH	lch(14.26, 45.49, 311.25°)
OKLab	oklab(27.42% 0.0555 -0.0976)
OKLCH	oklch(27.42% 0.112 299.6)
XYZ	xyz(3.1388, 1.7746, 8.7697)
Luminance	0.0177 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.77

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311355 #375513

analogous

#131655 #311355 #521355

triadic

#311355 #553113 #135531

tetradic

#311355 #551316 #375513 #135552

square

#311355 #551316 #375513 #135552

split-complementary

#311355 #555213 #165513

monochromatic

#0E0619 #140823 #311355 #4E1E87 #6B29B9

Accessibility & contrast

On white

15.50

#311355 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#311355 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311355

15.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311355	#FFFFFF	#000000	##FFFFFF
##311355	1.00	15.50	1.36	15.50
#FFFFFF	15.50	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002457

Deuteranopia (green-blind)

#002454

Tritanopia (blue-blind)

#292332

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #311355;
/* rgb */ color: rgb(49, 19, 85);
/* oklch */ color: oklch(27.4% 0.112 299.6);

Tailwind

colors: {
  custom: {
    50: '#6d5485',
    500: '#311355',
    950: '#000000',
  },
}

SCSS

$custom: #311355;
$custom-light: #6d5485;
$custom-dark: #000000;

JSON

{
  "hex": "#311355",
  "rgb": {
    "r": 49,
    "g": 19,
    "b": 85
  },
  "hsl": {
    "h": 267.273,
    "s": 63.462,
    "l": 20.392
  },
  "oklch": {
    "l": 0.27419,
    "c": 0.11232,
    "h": 299.6
  },
  "luminance": 0.01775
}

Semantic roles & 50–950 ramp

primary

#311355

secondary

#668D36

accent

#E6419B

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#07030B

muted

#7A787C

Preview Lab

Preview with #311355

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

Preview Lab → · Contrast checker → · Palette generator →