#210331#210331

#210331 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.4% C 0.088 H 310.7°. Best body text is #FFFFFF at 18.72:1 contrast (WCAG AA passes).

Color values

HEX	#210331
RGB	rgb(33, 3, 49)
HSL	hsl(279, 88%, 10%)
HSV	hsv(279, 94%, 19%)
CMYK	cmyk(32.7%, 93.9%, 0%, 80.8%)
CIE-LAB	lab(5.51, 24.15, -23.04)
CIE-LCH	lch(5.51, 33.38, 316.35°)
OKLab	oklab(19.44% 0.0576 -0.0669)
OKLCH	oklch(19.44% 0.088 310.7)
XYZ	xyz(1.2140, 0.6102, 2.9590)
Luminance	0.0061 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#210331 #133103

analogous

#0A0331 #210331 #31032A

triadic

#210331 #312103 #033121

tetradic

#210331 #310A03 #133103 #032A31

square

#210331 #310A03 #133103 #032A31

split-complementary

#210331 #2A3103 #03310A

monochromatic

#13021D #13021D #210331 #48076B #6F0AA4

Accessibility & contrast

On white

18.72

#210331 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#210331 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #210331

18.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##210331	#FFFFFF	#000000	##FFFFFF
##210331	1.00	18.72	1.12	18.72
#FFFFFF	18.72	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001132

Deuteranopia (green-blind)

#001330

Tritanopia (blue-blind)

#1F0D1A

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #210331;
/* rgb */ color: rgb(33, 3, 49);
/* oklch */ color: oklch(19.4% 0.088 310.7);

Tailwind

colors: {
  custom: {
    50: '#5e4769',
    500: '#210331',
    950: '#000000',
  },
}

SCSS

$custom: #210331;
$custom-light: #5e4769;
$custom-dark: #000000;

JSON

{
  "hex": "#210331",
  "rgb": {
    "r": 33,
    "g": 3,
    "b": 49
  },
  "hsl": {
    "h": 279.13,
    "s": 88.462,
    "l": 10.196
  },
  "oklch": {
    "l": 0.19438,
    "c": 0.08832,
    "h": 310.7
  },
  "luminance": 0.0061
}

Semantic roles & 50–950 ramp

primary

#210331

secondary

#3A741B

accent

#FF2973

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#050006

muted

#79777A

Preview Lab

Preview with #210331

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

Preview Lab → · Contrast checker → · Palette generator →