#311283#311283

#311283 is a dark, vivid violet. Relative luminance 0.027; OKLCH L 32.1% C 0.168 H 284.2°. Best body text is #FFFFFF at 13.59:1 contrast (WCAG AA passes).

Color values

HEX	#311283
RGB	rgb(49, 18, 131)
HSL	hsl(256, 76%, 29%)
HSV	hsv(256, 86%, 51%)
CMYK	cmyk(62.6%, 86.3%, 0%, 48.6%)
CIE-LAB	lab(18.90, 43.87, -56.65)
CIE-LCH	lch(18.90, 71.65, 307.75°)
OKLab	oklab(32.1% 0.0412 -0.1633)
OKLCH	oklch(32.1% 0.168 284.2)
XYZ	xyz(5.5784, 2.7239, 21.7001)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311283 #648312

analogous

#122C83 #311283 #6A1283

triadic

#311283 #833112 #128331

tetradic

#311283 #83122C #648312 #12836A

square

#311283 #83122C #648312 #12836A

split-complementary

#311283 #836A12 #2C8312

monochromatic

#0A041B #1D0B4D #311283 #4519B9 #5F2DE2

Accessibility & contrast

On white

13.59

#311283 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#311283 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311283

13.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311283	#FFFFFF	#000000	##FFFFFF
##311283	1.00	13.59	1.54	13.59
#FFFFFF	13.59	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003186

Deuteranopia (green-blind)

#002A81

Tritanopia (blue-blind)

#00364D

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #311283;
/* rgb */ color: rgb(49, 18, 131);
/* oklch */ color: oklch(32.1% 0.168 284.2);

Tailwind

colors: {
  custom: {
    50: '#7556a8',
    500: '#311283',
    950: '#000000',
  },
}

SCSS

$custom: #311283;
$custom-light: #7556a8;
$custom-dark: #000000;

JSON

{
  "hex": "#311283",
  "rgb": {
    "r": 49,
    "g": 18,
    "b": 131
  },
  "hsl": {
    "h": 256.46,
    "s": 75.839,
    "l": 29.216
  },
  "oklch": {
    "l": 0.32104,
    "c": 0.16842,
    "h": 284.2
  },
  "luminance": 0.02724
}

Semantic roles & 50–950 ramp

primary

#311283

secondary

#95B838

accent

#F235BF

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #311283

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

Preview Lab → · Contrast checker → · Palette generator →