#31053A#31053A

#31053A is a very dark, moderate purple. Relative luminance 0.011; OKLCH L 23.4% C 0.101 H 320.1°. Best body text is #FFFFFF at 17.31:1 contrast (WCAG AA passes).

Color values

HEX	#31053A
RGB	rgb(49, 5, 58)
HSL	hsl(290, 84%, 12%)
HSV	hsv(290, 91%, 23%)
CMYK	cmyk(15.5%, 91.4%, 0%, 77.3%)
CIE-LAB	lab(9.54, 29.88, -22.99)
CIE-LCH	lch(9.54, 37.70, 322.42°)
OKLab	oklab(23.35% 0.0771 -0.0646)
OKLCH	oklch(23.35% 0.101 320.1)
XYZ	xyz(2.0845, 1.0671, 4.0983)
Luminance	0.0107 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31053A #0E3A05

analogous

#16053A #31053A #3A0529

triadic

#31053A #3A3105 #053A31

tetradic

#31053A #3A1605 #0E3A05 #05293A

square

#31053A #3A1605 #0E3A05 #05293A

split-complementary

#31053A #293A05 #053A16

monochromatic

#18021C #18021C #31053A #610A72 #900FAB

Accessibility & contrast

On white

17.31

#31053A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#31053A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31053A

17.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31053A	#FFFFFF	#000000	##FFFFFF
##31053A	1.00	17.31	1.21	17.31
#FFFFFF	17.31	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183B

Deuteranopia (green-blind)

#0A1C39

Tritanopia (blue-blind)

#31101F

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #31053a;
/* rgb */ color: rgb(49, 5, 58);
/* oklch */ color: oklch(23.4% 0.101 320.1);

Tailwind

colors: {
  custom: {
    50: '#6c4b70',
    500: '#31053a',
    950: '#000000',
  },
}

SCSS

$custom: #31053a;
$custom-light: #6c4b70;
$custom-dark: #000000;

JSON

{
  "hex": "#31053a",
  "rgb": {
    "r": 49,
    "g": 5,
    "b": 58
  },
  "hsl": {
    "h": 289.811,
    "s": 84.127,
    "l": 12.353
  },
  "oklch": {
    "l": 0.2335,
    "c": 0.10061,
    "h": 320.1
  },
  "luminance": 0.01067
}

Semantic roles & 50–950 ramp

primary

#31053A

secondary

#2F7B20

accent

#FA2D50

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#070107

muted

#7A777A

Preview Lab

Preview with #31053A

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

Preview Lab → · Contrast checker → · Palette generator →