#311A97#311A97

#311A97 is a dark, vivid violet. Relative luminance 0.036; OKLCH L 35.2% C 0.185 H 279.4°. Best body text is #FFFFFF at 12.17:1 contrast (WCAG AA passes).

Color values

HEX	#311A97
RGB	rgb(49, 26, 151)
HSL	hsl(251, 71%, 35%)
HSV	hsv(251, 83%, 59%)
CMYK	cmyk(67.5%, 82.8%, 0%, 40.8%)
CIE-LAB	lab(22.39, 46.27, -63.35)
CIE-LCH	lch(22.39, 78.45, 306.14°)
OKLab	oklab(35.18% 0.0303 -0.1829)
OKLCH	oklch(35.18% 0.185 279.4)
XYZ	xyz(7.2201, 3.6255, 29.5915)
Luminance	0.0363 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311A97 #80971A

analogous

#1A4297 #311A97 #701A97

triadic

#311A97 #97311A #1A9731

tetradic

#311A97 #971A42 #80971A #1A9770

square

#311A97 #971A42 #80971A #1A9770

split-complementary

#311A97 #97701A #42971A

monochromatic

#0F082F #201163 #311A97 #4223CB #674BE0

Accessibility & contrast

On white

12.17

#311A97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#311A97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311A97

12.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311A97	#FFFFFF	#000000	##FFFFFF
##311A97	1.00	12.17	1.73	12.17
#FFFFFF	12.17	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A9A

Deuteranopia (green-blind)

#003195

Tritanopia (blue-blind)

#00415A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #311a97;
/* rgb */ color: rgb(49, 26, 151);
/* oklch */ color: oklch(35.2% 0.185 279.4);

Tailwind

colors: {
  custom: {
    50: '#795cb7',
    500: '#311a97',
    950: '#000000',
  },
}

SCSS

$custom: #311a97;
$custom-light: #795cb7;
$custom-dark: #000000;

JSON

{
  "hex": "#311a97",
  "rgb": {
    "r": 49,
    "g": 26,
    "b": 151
  },
  "hsl": {
    "h": 251.04,
    "s": 70.621,
    "l": 34.706
  },
  "oklch": {
    "l": 0.35182,
    "c": 0.18542,
    "h": 279.4
  },
  "luminance": 0.03626
}

Semantic roles & 50–950 ramp

primary

#311A97

secondary

#ACC24B

accent

#ED3ACC

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #311A97

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

Preview Lab → · Contrast checker → · Palette generator →