#311772#311772

#311772 is a dark, vivid violet. Relative luminance 0.025; OKLCH L 30.8% C 0.144 H 287.8°. Best body text is #FFFFFF at 14.04:1 contrast (WCAG AA passes).

Color values

HEX	#311772
RGB	rgb(49, 23, 114)
HSL	hsl(257, 66%, 27%)
HSV	hsv(257, 80%, 45%)
CMYK	cmyk(57%, 79.8%, 0%, 55.3%)
CIE-LAB	lab(17.83, 36.52, -47.55)
CIE-LCH	lch(17.83, 59.95, 307.53°)
OKLab	oklab(30.8% 0.0439 -0.1368)
OKLCH	oklch(30.8% 0.144 287.8)
XYZ	xyz(4.6094, 2.4804, 16.1522)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311772 #587217

analogous

#172B72 #311772 #5F1772

triadic

#311772 #723117 #177231

tetradic

#311772 #72172B #587217 #17725F

square

#311772 #72172B #587217 #17725F

split-complementary

#311772 #725F17 #2B7217

monochromatic

#0B0519 #1B0D3F #311772 #4721A5 #5E2ED5

Accessibility & contrast

On white

14.04

#311772 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#311772 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311772

14.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311772	#FFFFFF	#000000	##FFFFFF
##311772	1.00	14.04	1.50	14.04
#FFFFFF	14.04	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E75

Deuteranopia (green-blind)

#002970

Tritanopia (blue-blind)

#163144

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #311772;
/* rgb */ color: rgb(49, 23, 114);
/* oklch */ color: oklch(30.8% 0.144 287.8);

Tailwind

colors: {
  custom: {
    50: '#71579b',
    500: '#311772',
    950: '#000000',
  },
}

SCSS

$custom: #311772;
$custom-light: #71579b;
$custom-dark: #000000;

JSON

{
  "hex": "#311772",
  "rgb": {
    "r": 49,
    "g": 23,
    "b": 114
  },
  "hsl": {
    "h": 257.143,
    "s": 66.423,
    "l": 26.863
  },
  "oklch": {
    "l": 0.30804,
    "c": 0.14367,
    "h": 287.8
  },
  "luminance": 0.02481
}

Semantic roles & 50–950 ramp

primary

#311772

secondary

#89A83D

accent

#E93EB9

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08030E

muted

#7B787E

Preview Lab

Preview with #311772

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

Preview Lab → · Contrast checker → · Palette generator →