#21002B#21002B

#21002B is a very dark, moderate purple. Relative luminance 0.005; OKLCH L 18.3% C 0.089 H 317.4°. Best body text is #FFFFFF at 19.10:1 contrast (WCAG AA passes).

Color values

HEX	#21002B
RGB	rgb(33, 0, 43)
HSL	hsl(286, 100%, 8%)
HSV	hsv(286, 100%, 17%)
CMYK	cmyk(23.3%, 100%, 0%, 83.1%)
CIE-LAB	lab(4.50, 23.48, -20.15)
CIE-LCH	lch(4.50, 30.94, 319.36°)
OKLab	oklab(18.29% 0.0655 -0.0603)
OKLCH	oklch(18.29% 0.089 317.4)
XYZ	xyz(1.0632, 0.4978, 2.3251)
Luminance	0.0050 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21002B #0A2B00

analogous

#0B002B #21002B #2B001F

triadic

#21002B #2B2100 #002B21

tetradic

#21002B #2B0B00 #0A2B00 #001F2B

square

#21002B #2B0B00 #0A2B00 #001F2B

split-complementary

#21002B #1F2B00 #002B0B

monochromatic

#17001F #17001F #21002B #500068 #7F00A5

Accessibility & contrast

On white

19.10

#21002B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#21002B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21002B

19.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21002B	#FFFFFF	#000000	##FFFFFF
##21002B	1.00	19.10	1.10	19.10
#FFFFFF	19.10	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000D2C

Deuteranopia (green-blind)

#00112A

Tritanopia (blue-blind)

#200815

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #21002b;
/* rgb */ color: rgb(33, 0, 43);
/* oklch */ color: oklch(18.3% 0.089 317.4);

Tailwind

colors: {
  custom: {
    50: '#5d4664',
    500: '#21002b',
    950: '#000000',
  },
}

SCSS

$custom: #21002b;
$custom-light: #5d4664;
$custom-dark: #000000;

JSON

{
  "hex": "#21002b",
  "rgb": {
    "r": 33,
    "g": 0,
    "b": 43
  },
  "hsl": {
    "h": 286.047,
    "s": 100,
    "l": 8.431
  },
  "oklch": {
    "l": 0.18291,
    "c": 0.08899,
    "h": 317.4
  },
  "luminance": 0.00498
}

Semantic roles & 50–950 ramp

primary

#21002B

secondary

#2A7314

accent

#FF295B

background

#F5F3F6

surface

#E9E5EB

border

#C5C1C6

text

#040005

muted

#79777A

Preview Lab

Preview with #21002B

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

Preview Lab → · Contrast checker → · Palette generator →