#31063B#31063B

#31063B is a very dark, moderate purple. Relative luminance 0.011; OKLCH L 23.6% C 0.100 H 319.1°. Best body text is #FFFFFF at 17.22:1 contrast (WCAG AA passes).

Color values

HEX	#31063B
RGB	rgb(49, 6, 59)
HSL	hsl(289, 82%, 13%)
HSV	hsv(289, 90%, 23%)
CMYK	cmyk(16.9%, 89.8%, 0%, 76.9%)
CIE-LAB	lab(9.79, 29.60, -23.31)
CIE-LCH	lch(9.79, 37.68, 321.78°)
OKLab	oklab(23.55% 0.0757 -0.0655)
OKLCH	oklch(23.55% 0.1 319.1)
XYZ	xyz(2.1211, 1.0991, 4.2372)
Luminance	0.0110 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31063B #103B06

analogous

#16063B #31063B #3B062A

triadic

#31063B #3B3106 #063B31

tetradic

#31063B #3B1606 #103B06 #062A3B

square

#31063B #3B1606 #103B06 #062A3B

split-complementary

#31063B #2A3B06 #063B16

monochromatic

#17031C #17031C #31063B #5F0C73 #8D11AA

Accessibility & contrast

On white

17.22

#31063B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#31063B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31063B

17.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31063B	#FFFFFF	#000000	##FFFFFF
##31063B	1.00	17.22	1.22	17.22
#FFFFFF	17.22	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183C

Deuteranopia (green-blind)

#091C3A

Tritanopia (blue-blind)

#311120

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #31063b;
/* rgb */ color: rgb(49, 6, 59);
/* oklch */ color: oklch(23.6% 0.100 319.1);

Tailwind

colors: {
  custom: {
    50: '#6c4c71',
    500: '#31063b',
    950: '#000000',
  },
}

SCSS

$custom: #31063b;
$custom-light: #6c4c71;
$custom-dark: #000000;

JSON

{
  "hex": "#31063b",
  "rgb": {
    "r": 49,
    "g": 6,
    "b": 59
  },
  "hsl": {
    "h": 288.679,
    "s": 81.538,
    "l": 12.745
  },
  "oklch": {
    "l": 0.23554,
    "c": 0.10009,
    "h": 319.1
  },
  "luminance": 0.01099
}

Semantic roles & 50–950 ramp

primary

#31063B

secondary

#337B22

accent

#F83056

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#070108

muted

#7A777B

Preview Lab

Preview with #31063B

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

Preview Lab → · Contrast checker → · Palette generator →