#311673#311673

#311673 is a dark, vivid violet. Relative luminance 0.025; OKLCH L 30.8% C 0.146 H 287.7°. Best body text is #FFFFFF at 14.07:1 contrast (WCAG AA passes).

Color values

HEX	#311673
RGB	rgb(49, 22, 115)
HSL	hsl(257, 68%, 27%)
HSV	hsv(257, 81%, 45%)
CMYK	cmyk(57.4%, 80.9%, 0%, 54.9%)
CIE-LAB	lab(17.76, 37.33, -48.31)
CIE-LCH	lch(17.76, 61.05, 307.69°)
OKLab	oklab(30.78% 0.0444 -0.139)
OKLCH	oklch(30.78% 0.146 287.7)
XYZ	xyz(4.6471, 2.4643, 16.4471)
Luminance	0.0246 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311673 #587316

analogous

#162A73 #311673 #601673

triadic

#311673 #733116 #167331

tetradic

#311673 #73162A #587316 #167360

square

#311673 #73162A #587316 #167360

split-complementary

#311673 #736016 #2A7316

monochromatic

#0B051A #1B0C40 #311673 #4720A6 #5E2DD7

Accessibility & contrast

On white

14.07

#311673 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#311673 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311673

14.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311673	#FFFFFF	#000000	##FFFFFF
##311673	1.00	14.07	1.49	14.07
#FFFFFF	14.07	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E76

Deuteranopia (green-blind)

#002971

Tritanopia (blue-blind)

#153144

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #311673;
/* rgb */ color: rgb(49, 22, 115);
/* oklch */ color: oklch(30.8% 0.146 287.7);

Tailwind

colors: {
  custom: {
    50: '#72579c',
    500: '#311673',
    950: '#000000',
  },
}

SCSS

$custom: #311673;
$custom-light: #72579c;
$custom-dark: #000000;

JSON

{
  "hex": "#311673",
  "rgb": {
    "r": 49,
    "g": 22,
    "b": 115
  },
  "hsl": {
    "h": 257.419,
    "s": 67.883,
    "l": 26.863
  },
  "oklch": {
    "l": 0.30784,
    "c": 0.14594,
    "h": 287.7
  },
  "luminance": 0.02465
}

Semantic roles & 50–950 ramp

primary

#311673

secondary

#89A93C

accent

#EB3DB8

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09030E

muted

#7B787E

Preview Lab

Preview with #311673

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

Preview Lab → · Contrast checker → · Palette generator →