#311390#311390

#311390 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.7% C 0.183 H 281.3°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#311390
RGB	rgb(49, 19, 144)
HSL	hsl(254, 77%, 32%)
HSV	hsv(254, 87%, 56%)
CMYK	cmyk(66%, 86.8%, 0%, 43.5%)
CIE-LAB	lab(20.56, 47.20, -62.05)
CIE-LCH	lch(20.56, 77.96, 307.26°)
OKLab	oklab(33.69% 0.0358 -0.179)
OKLCH	oklch(33.69% 0.183 281.3)
XYZ	xyz(6.5320, 3.1318, 26.6404)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311390 #729013

analogous

#133490 #311390 #701390

triadic

#311390 #903113 #139031

tetradic

#311390 #901334 #729013 #139070

square

#311390 #901334 #729013 #139070

split-complementary

#311390 #907013 #349013

monochromatic

#0C0524 #1F0C5A #311390 #431AC6 #6239E5

Accessibility & contrast

On white

12.91

#311390 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#311390 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311390

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311390	#FFFFFF	#000000	##FFFFFF
##311390	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003693

Deuteranopia (green-blind)

#002D8E

Tritanopia (blue-blind)

#003C54

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #311390;
/* rgb */ color: rgb(49, 19, 144);
/* oklch */ color: oklch(33.7% 0.183 281.3);

Tailwind

colors: {
  custom: {
    50: '#7858b2',
    500: '#311390',
    950: '#000000',
  },
}

SCSS

$custom: #311390;
$custom-light: #7858b2;
$custom-dark: #000000;

JSON

{
  "hex": "#311390",
  "rgb": {
    "r": 49,
    "g": 19,
    "b": 144
  },
  "hsl": {
    "h": 254.4,
    "s": 76.687,
    "l": 31.961
  },
  "oklch": {
    "l": 0.33687,
    "c": 0.18258,
    "h": 281.3
  },
  "luminance": 0.03132
}

Semantic roles & 50–950 ramp

primary

#311390

secondary

#A3C43B

accent

#F335C5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #311390

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

Preview Lab → · Contrast checker → · Palette generator →