#311690#311690

#311690 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 34.0% C 0.180 H 281.0°. Best body text is #FFFFFF at 12.74:1 contrast (WCAG AA passes).

Color values

HEX	#311690
RGB	rgb(49, 22, 144)
HSL	hsl(253, 73%, 33%)
HSV	hsv(253, 85%, 56%)
CMYK	cmyk(66%, 84.7%, 0%, 43.5%)
CIE-LAB	lab(20.98, 45.97, -61.36)
CIE-LCH	lch(20.98, 76.67, 306.84°)
OKLab	oklab(33.97% 0.0345 -0.1771)
OKLCH	oklch(33.97% 0.18 281)
XYZ	xyz(6.5860, 3.2399, 26.6584)
Luminance	0.0324 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311690 #759016

analogous

#163890 #311690 #6E1690

triadic

#311690 #903116 #169031

tetradic

#311690 #901638 #759016 #16906E

square

#311690 #901638 #759016 #16906E

split-complementary

#311690 #906E16 #389016

monochromatic

#0D0626 #1F0E5B #311690 #431EC5 #633FE2

Accessibility & contrast

On white

12.74

#311690 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#311690 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311690

12.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311690	#FFFFFF	#000000	##FFFFFF
##311690	1.00	12.74	1.65	12.74
#FFFFFF	12.74	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003693

Deuteranopia (green-blind)

#002E8E

Tritanopia (blue-blind)

#003D55

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #311690;
/* rgb */ color: rgb(49, 22, 144);
/* oklch */ color: oklch(34.0% 0.180 281.0);

Tailwind

colors: {
  custom: {
    50: '#7859b2',
    500: '#311690',
    950: '#000000',
  },
}

SCSS

$custom: #311690;
$custom-light: #7859b2;
$custom-dark: #000000;

JSON

{
  "hex": "#311690",
  "rgb": {
    "r": 49,
    "g": 22,
    "b": 144
  },
  "hsl": {
    "h": 253.279,
    "s": 73.494,
    "l": 32.549
  },
  "oklch": {
    "l": 0.33972,
    "c": 0.1804,
    "h": 281
  },
  "luminance": 0.0324
}

Semantic roles & 50–950 ramp

primary

#311690

secondary

#A5C240

accent

#F038C7

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #311690

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

Preview Lab → · Contrast checker → · Palette generator →