#210B2F#210B2F

#210B2F is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 20.6% C 0.071 H 309.7°. Best body text is #FFFFFF at 18.20:1 contrast (WCAG AA passes).

Color values

HEX	#210B2F
RGB	rgb(33, 11, 47)
HSL	hsl(277, 62%, 11%)
HSV	hsv(277, 77%, 18%)
CMYK	cmyk(29.8%, 76.6%, 0%, 81.6%)
CIE-LAB	lab(6.94, 19.47, -19.28)
CIE-LCH	lch(6.94, 27.40, 315.28°)
OKLab	oklab(20.58% 0.0453 -0.0546)
OKLCH	oklch(20.58% 0.071 309.7)
XYZ	xyz(1.2599, 0.7679, 2.7706)
Luminance	0.0077 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#210B2F #192F0B

analogous

#0F0B2F #210B2F #2F0B2B

triadic

#210B2F #2F210B #0B2F21

tetradic

#210B2F #2F0F0B #192F0B #0B2B2F

square

#210B2F #2F0F0B #192F0B #0B2B2F

split-complementary

#210B2F #2B2F0B #0B2F0F

monochromatic

#110619 #110619 #210B2F #441761 #672292

Accessibility & contrast

On white

18.20

#210B2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#210B2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #210B2F

18.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##210B2F	#FFFFFF	#000000	##FFFFFF
##210B2F	1.00	18.20	1.15	18.20
#FFFFFF	18.20	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001430

Deuteranopia (green-blind)

#07162E

Tritanopia (blue-blind)

#1F121B

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #210b2f;
/* rgb */ color: rgb(33, 11, 47);
/* oklch */ color: oklch(20.6% 0.071 309.7);

Tailwind

colors: {
  custom: {
    50: '#5e4b68',
    500: '#210b2f',
    950: '#000000',
  },
}

SCSS

$custom: #210b2f;
$custom-light: #5e4b68;
$custom-dark: #000000;

JSON

{
  "hex": "#210b2f",
  "rgb": {
    "r": 33,
    "g": 11,
    "b": 47
  },
  "hsl": {
    "h": 276.667,
    "s": 62.069,
    "l": 11.373
  },
  "oklch": {
    "l": 0.20581,
    "c": 0.071,
    "h": 309.7
  },
  "luminance": 0.00768
}

Semantic roles & 50–950 ramp

primary

#210B2F

secondary

#446B2A

accent

#E54382

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#040106

muted

#79777A

Preview Lab

Preview with #210B2F

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

Preview Lab → · Contrast checker → · Palette generator →