#311871#311871

#311871 is a dark, vivid violet. Relative luminance 0.025; OKLCH L 30.8% C 0.141 H 287.9°. Best body text is #FFFFFF at 14.00:1 contrast (WCAG AA passes).

Color values

HEX	#311871
RGB	rgb(49, 24, 113)
HSL	hsl(257, 65%, 27%)
HSV	hsv(257, 79%, 44%)
CMYK	cmyk(56.6%, 78.8%, 0%, 55.7%)
CIE-LAB	lab(17.91, 35.69, -46.77)
CIE-LCH	lch(17.91, 58.83, 307.35°)
OKLab	oklab(30.83% 0.0434 -0.1345)
OKLCH	oklch(30.83% 0.141 287.9)
XYZ	xyz(4.5730, 2.4983, 15.8608)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311871 #587118

analogous

#182C71 #311871 #5E1871

triadic

#311871 #713118 #187131

tetradic

#311871 #71182C #587118 #18715E

square

#311871 #71182C #587118 #18715E

split-complementary

#311871 #715E18 #2C7118

monochromatic

#0B0519 #1B0D3F #311871 #4723A3 #5E30D3

Accessibility & contrast

On white

14.00

#311871 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#311871 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311871

14.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311871	#FFFFFF	#000000	##FFFFFF
##311871	1.00	14.00	1.50	14.00
#FFFFFF	14.00	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E74

Deuteranopia (green-blind)

#00296F

Tritanopia (blue-blind)

#173143

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #311871;
/* rgb */ color: rgb(49, 24, 113);
/* oklch */ color: oklch(30.8% 0.141 287.9);

Tailwind

colors: {
  custom: {
    50: '#71589b',
    500: '#311871',
    950: '#000000',
  },
}

SCSS

$custom: #311871;
$custom-light: #71589b;
$custom-dark: #000000;

JSON

{
  "hex": "#311871",
  "rgb": {
    "r": 49,
    "g": 24,
    "b": 113
  },
  "hsl": {
    "h": 256.854,
    "s": 64.964,
    "l": 26.863
  },
  "oklch": {
    "l": 0.30829,
    "c": 0.14134,
    "h": 287.9
  },
  "luminance": 0.02498
}

Semantic roles & 50–950 ramp

primary

#311871

secondary

#89A63E

accent

#E840B9

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08030E

muted

#7B787E

Preview Lab

Preview with #311871

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

Preview Lab → · Contrast checker → · Palette generator →