#310439#310439

#310439 is a very dark, moderate purple. Relative luminance 0.010; OKLCH L 23.1% C 0.101 H 321.0°. Best body text is #FFFFFF at 17.40:1 contrast (WCAG AA passes).

Color values

HEX	#310439
RGB	rgb(49, 4, 57)
HSL	hsl(291, 87%, 12%)
HSV	hsv(291, 93%, 22%)
CMYK	cmyk(14%, 93%, 0%, 77.6%)
CIE-LAB	lab(9.28, 30.17, -22.68)
CIE-LCH	lch(9.28, 37.75, 323.06°)
OKLab	oklab(23.14% 0.0787 -0.0637)
OKLCH	oklch(23.14% 0.101 321)
XYZ	xyz(2.0485, 1.0353, 3.9620)
Luminance	0.0103 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310439 #0C3904

analogous

#170439 #310439 #390427

triadic

#310439 #393104 #043931

tetradic

#310439 #391704 #0C3904 #042739

square

#310439 #391704 #0C3904 #042739

split-complementary

#310439 #273904 #043917

monochromatic

#19021D #19021D #310439 #620872 #930CAB

Accessibility & contrast

On white

17.40

#310439 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#310439 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310439

17.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310439	#FFFFFF	#000000	##FFFFFF
##310439	1.00	17.40	1.21	17.40
#FFFFFF	17.40	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00173A

Deuteranopia (green-blind)

#0A1C38

Tritanopia (blue-blind)

#310F1F

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #310439;
/* rgb */ color: rgb(49, 4, 57);
/* oklch */ color: oklch(23.1% 0.101 321.0);

Tailwind

colors: {
  custom: {
    50: '#6c4a70',
    500: '#310439',
    950: '#000000',
  },
}

SCSS

$custom: #310439;
$custom-light: #6c4a70;
$custom-dark: #000000;

JSON

{
  "hex": "#310439",
  "rgb": {
    "r": 49,
    "g": 4,
    "b": 57
  },
  "hsl": {
    "h": 290.943,
    "s": 86.885,
    "l": 11.961
  },
  "oklch": {
    "l": 0.23144,
    "c": 0.10121,
    "h": 321
  },
  "luminance": 0.01035
}

Semantic roles & 50–950 ramp

primary

#310439

secondary

#2C7B1E

accent

#FD2B4A

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#070107

muted

#7A777A

Preview Lab

Preview with #310439

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

Preview Lab → · Contrast checker → · Palette generator →