#210A2B#210A2B

#210A2B is a very dark, moderate purple. Relative luminance 0.007; OKLCH L 20.1% C 0.067 H 314.2°. Best body text is #FFFFFF at 18.37:1 contrast (WCAG AA passes).

Color values

HEX	#210A2B
RGB	rgb(33, 10, 43)
HSL	hsl(282, 62%, 10%)
HSV	hsv(282, 77%, 17%)
CMYK	cmyk(23.3%, 76.7%, 0%, 83.1%)
CIE-LAB	lab(6.46, 18.70, -17.05)
CIE-LCH	lch(6.46, 25.31, 317.64°)
OKLab	oklab(20.09% 0.047 -0.0484)
OKLCH	oklch(20.09% 0.067 314.2)
XYZ	xyz(1.1717, 0.7149, 2.3613)
Luminance	0.0072 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#210A2B #142B0A

analogous

#100A2B #210A2B #2B0A24

triadic

#210A2B #2B210A #0A2B21

tetradic

#210A2B #2B100A #142B0A #0A242B

square

#210A2B #2B100A #142B0A #0A242B

split-complementary

#210A2B #242B0A #0A2B10

monochromatic

#130619 #130619 #210A2B #47165D #6D218E

Accessibility & contrast

On white

18.37

#210A2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#210A2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #210A2B

18.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##210A2B	#FFFFFF	#000000	##FFFFFF
##210A2B	1.00	18.37	1.14	18.37
#FFFFFF	18.37	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#02132C

Deuteranopia (green-blind)

#09152A

Tritanopia (blue-blind)

#201019

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #210a2b;
/* rgb */ color: rgb(33, 10, 43);
/* oklch */ color: oklch(20.1% 0.067 314.2);

Tailwind

colors: {
  custom: {
    50: '#5d4b64',
    500: '#210a2b',
    950: '#000000',
  },
}

SCSS

$custom: #210a2b;
$custom-light: #5d4b64;
$custom-dark: #000000;

JSON

{
  "hex": "#210a2b",
  "rgb": {
    "r": 33,
    "g": 10,
    "b": 43
  },
  "hsl": {
    "h": 281.818,
    "s": 62.264,
    "l": 10.392
  },
  "oklch": {
    "l": 0.20089,
    "c": 0.06749,
    "h": 314.2
  },
  "luminance": 0.00715
}

Semantic roles & 50–950 ramp

primary

#210A2B

secondary

#3C6829

accent

#E54274

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#040105

muted

#79777A

Preview Lab

Preview with #210A2B

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

Preview Lab → · Contrast checker → · Palette generator →