#311056#311056

#311056 is a dark, moderate violet. Relative luminance 0.017; OKLCH L 27.1% C 0.117 H 299.9°. Best body text is #FFFFFF at 15.68:1 contrast (WCAG AA passes).

Color values

HEX	#311056
RGB	rgb(49, 16, 86)
HSL	hsl(268, 69%, 20%)
HSV	hsv(268, 81%, 34%)
CMYK	cmyk(43%, 81.4%, 0%, 66.3%)
CIE-LAB	lab(13.80, 31.84, -35.63)
CIE-LCH	lch(13.80, 47.78, 311.78°)
OKLab	oklab(27.13% 0.0585 -0.1018)
OKLCH	oklch(27.13% 0.117 299.9)
XYZ	xyz(3.1312, 1.6954, 8.9646)
Luminance	0.0169 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311056 #355610

analogous

#101256 #311056 #541056

triadic

#311056 #563110 #105631

tetradic

#311056 #561012 #355610 #105654

square

#311056 #561012 #355610 #105654

split-complementary

#311056 #565410 #125610

monochromatic

#0F051A #140622 #311056 #4E1A8A #6C23BD

Accessibility & contrast

On white

15.68

#311056 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#311056 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311056

15.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311056	#FFFFFF	#000000	##FFFFFF
##311056	1.00	15.68	1.34	15.68
#FFFFFF	15.68	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002358

Deuteranopia (green-blind)

#002355

Tritanopia (blue-blind)

#282232

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #311056;
/* rgb */ color: rgb(49, 16, 86);
/* oklch */ color: oklch(27.1% 0.117 299.9);

Tailwind

colors: {
  custom: {
    50: '#6d5286',
    500: '#311056',
    950: '#000000',
  },
}

SCSS

$custom: #311056;
$custom-light: #6d5286;
$custom-dark: #000000;

JSON

{
  "hex": "#311056",
  "rgb": {
    "r": 49,
    "g": 16,
    "b": 86
  },
  "hsl": {
    "h": 268.286,
    "s": 68.627,
    "l": 20
  },
  "oklch": {
    "l": 0.27125,
    "c": 0.1174,
    "h": 299.9
  },
  "luminance": 0.01695
}

Semantic roles & 50–950 ramp

primary

#311056

secondary

#648F32

accent

#EB3C99

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#07020B

muted

#7A787C

Preview Lab

Preview with #311056

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

Preview Lab → · Contrast checker → · Palette generator →