#31043A#31043A

#31043A is a very dark, moderate purple. Relative luminance 0.010; OKLCH L 23.2% C 0.102 H 320.2°. Best body text is #FFFFFF at 17.37:1 contrast (WCAG AA passes).

Color values

HEX	#31043A
RGB	rgb(49, 4, 58)
HSL	hsl(290, 87%, 12%)
HSV	hsv(290, 93%, 23%)
CMYK	cmyk(15.5%, 93.1%, 0%, 77.3%)
CIE-LAB	lab(9.36, 30.39, -23.28)
CIE-LCH	lch(9.36, 38.28, 322.55°)
OKLab	oklab(23.23% 0.0785 -0.0654)
OKLCH	oklch(23.23% 0.102 320.2)
XYZ	xyz(2.0737, 1.0454, 4.0947)
Luminance	0.0104 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31043A #0D3A04

analogous

#16043A #31043A #3A0428

triadic

#31043A #3A3104 #043A31

tetradic

#31043A #3A1604 #0D3A04 #04283A

square

#31043A #3A1604 #0D3A04 #04283A

split-complementary

#31043A #283A04 #043A16

monochromatic

#18021D #18021D #31043A #610873 #920CAD

Accessibility & contrast

On white

17.37

#31043A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#31043A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31043A

17.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31043A	#FFFFFF	#000000	##FFFFFF
##31043A	1.00	17.37	1.21	17.37
#FFFFFF	17.37	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00173B

Deuteranopia (green-blind)

#091C39

Tritanopia (blue-blind)

#310F1F

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #31043a;
/* rgb */ color: rgb(49, 4, 58);
/* oklch */ color: oklch(23.2% 0.102 320.2);

Tailwind

colors: {
  custom: {
    50: '#6c4a70',
    500: '#31043a',
    950: '#000000',
  },
}

SCSS

$custom: #31043a;
$custom-light: #6c4a70;
$custom-dark: #000000;

JSON

{
  "hex": "#31043a",
  "rgb": {
    "r": 49,
    "g": 4,
    "b": 58
  },
  "hsl": {
    "h": 290,
    "s": 87.097,
    "l": 12.157
  },
  "oklch": {
    "l": 0.23228,
    "c": 0.10216,
    "h": 320.2
  },
  "luminance": 0.01045
}

Semantic roles & 50–950 ramp

primary

#31043A

secondary

#2E7C1E

accent

#FD2B4E

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#070107

muted

#7A777A

Preview Lab

Preview with #31043A

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

Preview Lab → · Contrast checker → · Palette generator →