#311770#311770

#311770 is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.6% C 0.141 H 288.4°. Best body text is #FFFFFF at 14.12:1 contrast (WCAG AA passes).

Color values

HEX	#311770
RGB	rgb(49, 23, 112)
HSL	hsl(258, 66%, 26%)
HSV	hsv(258, 79%, 44%)
CMYK	cmyk(56.3%, 79.5%, 0%, 56.1%)
CIE-LAB	lab(17.62, 35.91, -46.59)
CIE-LCH	lch(17.62, 58.82, 307.62°)
OKLab	oklab(30.6% 0.0445 -0.134)
OKLCH	oklch(30.6% 0.141 288.4)
XYZ	xyz(4.4968, 2.4354, 15.5592)
Luminance	0.0244 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311770 #567017

analogous

#172A70 #311770 #5E1770

triadic

#311770 #703117 #177031

tetradic

#311770 #70172A #567017 #17705E

square

#311770 #70172A #567017 #17705E

split-complementary

#311770 #705E17 #2A7017

monochromatic

#0B0519 #1B0D3D #311770 #4721A3 #5E2DD4

Accessibility & contrast

On white

14.12

#311770 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#311770 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311770

14.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311770	#FFFFFF	#000000	##FFFFFF
##311770	1.00	14.12	1.49	14.12
#FFFFFF	14.12	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D73

Deuteranopia (green-blind)

#00296E

Tritanopia (blue-blind)

#183043

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #311770;
/* rgb */ color: rgb(49, 23, 112);
/* oklch */ color: oklch(30.6% 0.141 288.4);

Tailwind

colors: {
  custom: {
    50: '#71579a',
    500: '#311770',
    950: '#000000',
  },
}

SCSS

$custom: #311770;
$custom-light: #71579a;
$custom-dark: #000000;

JSON

{
  "hex": "#311770",
  "rgb": {
    "r": 49,
    "g": 23,
    "b": 112
  },
  "hsl": {
    "h": 257.528,
    "s": 65.926,
    "l": 26.471
  },
  "oklch": {
    "l": 0.30597,
    "c": 0.1412,
    "h": 288.4
  },
  "luminance": 0.02436
}

Semantic roles & 50–950 ramp

primary

#311770

secondary

#87A63D

accent

#E93FB7

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08030E

muted

#7B787E

Preview Lab

Preview with #311770

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

Preview Lab → · Contrast checker → · Palette generator →