#311E89#311E89

#311E89 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.1% C 0.165 H 281.3°. Best body text is #FFFFFF at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#311E89
RGB	rgb(49, 30, 137)
HSL	hsl(251, 64%, 33%)
HSV	hsv(251, 78%, 54%)
CMYK	cmyk(64.2%, 78.1%, 0%, 46.3%)
CIE-LAB	lab(21.53, 39.98, -56.08)
CIE-LCH	lch(21.53, 68.87, 305.49°)
OKLab	oklab(34.13% 0.0322 -0.1618)
OKLCH	oklch(34.13% 0.165 281.3)
XYZ	xyz(6.2448, 3.3872, 23.9868)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311E89 #76891E

analogous

#1E4189 #311E89 #661E89

triadic

#311E89 #89311E #1E8931

tetradic

#311E89 #891E41 #76891E #1E8966

square

#311E89 #891E41 #76891E #1E8966

split-complementary

#311E89 #89661E #41891E

monochromatic

#0D0825 #1F1357 #311E89 #4329BB #634AD7

Accessibility & contrast

On white

12.52

#311E89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#311E89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311E89

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311E89	#FFFFFF	#000000	##FFFFFF
##311E89	1.00	12.52	1.68	12.52
#FFFFFF	12.52	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00378C

Deuteranopia (green-blind)

#003087

Tritanopia (blue-blind)

#003D52

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #311e89;
/* rgb */ color: rgb(49, 30, 137);
/* oklch */ color: oklch(34.1% 0.165 281.3);

Tailwind

colors: {
  custom: {
    50: '#755dad',
    500: '#311e89',
    950: '#000000',
  },
}

SCSS

$custom: #311e89;
$custom-light: #755dad;
$custom-dark: #000000;

JSON

{
  "hex": "#311e89",
  "rgb": {
    "r": 49,
    "g": 30,
    "b": 137
  },
  "hsl": {
    "h": 250.654,
    "s": 64.072,
    "l": 32.745
  },
  "oklch": {
    "l": 0.34126,
    "c": 0.16497,
    "h": 281.3
  },
  "luminance": 0.03388
}

Semantic roles & 50–950 ramp

primary

#311E89

secondary

#A6BA49

accent

#E741CA

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #311E89

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

Preview Lab → · Contrast checker → · Palette generator →