#210B36#210B36

#210B36 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.2% C 0.080 H 303.7°. Best body text is #FFFFFF at 18.01:1 contrast (WCAG AA passes).

Color values

HEX	#210B36
RGB	rgb(33, 11, 54)
HSL	hsl(271, 66%, 13%)
HSV	hsv(271, 80%, 21%)
CMYK	cmyk(38.9%, 79.6%, 0%, 78.8%)
CIE-LAB	lab(7.49, 21.69, -23.54)
CIE-LCH	lch(7.49, 32.01, 312.65°)
OKLab	oklab(21.19% 0.0446 -0.067)
OKLCH	oklch(21.19% 0.08 303.7)
XYZ	xyz(1.4126, 0.8290, 3.5749)
Luminance	0.0083 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#210B36 #20360B

analogous

#0C0B36 #210B36 #360B35

triadic

#210B36 #36210B #0B3621

tetradic

#210B36 #360C0B #20360B #0B3536

square

#210B36 #360C0B #20360B #0B3536

split-complementary

#210B36 #35360B #0B360C

monochromatic

#100519 #100519 #210B36 #401569 #5F209C

Accessibility & contrast

On white

18.01

#210B36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#210B36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #210B36

18.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##210B36	#FFFFFF	#000000	##FFFFFF
##210B36	1.00	18.01	1.17	18.01
#FFFFFF	18.01	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	18.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001637

Deuteranopia (green-blind)

#001635

Tritanopia (blue-blind)

#1D151F

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #210b36;
/* rgb */ color: rgb(33, 11, 54);
/* oklch */ color: oklch(21.2% 0.080 303.7);

Tailwind

colors: {
  custom: {
    50: '#5f4b6d',
    500: '#210b36',
    950: '#000000',
  },
}

SCSS

$custom: #210b36;
$custom-light: #5f4b6d;
$custom-dark: #000000;

JSON

{
  "hex": "#210b36",
  "rgb": {
    "r": 33,
    "g": 11,
    "b": 54
  },
  "hsl": {
    "h": 270.698,
    "s": 66.154,
    "l": 12.745
  },
  "oklch": {
    "l": 0.21194,
    "c": 0.08045,
    "h": 303.7
  },
  "luminance": 0.00829
}

Semantic roles & 50–950 ramp

primary

#210B36

secondary

#4E732A

accent

#E93F92

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#050107

muted

#79777A

Preview Lab

Preview with #210B36

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

Preview Lab → · Contrast checker → · Palette generator →