#281A2B#281A2B

#281A2B is a very dark, muted purple. Relative luminance 0.014; OKLCH L 24.3% C 0.037 H 320.4°. Best body text is #FFFFFF at 16.50:1 contrast (WCAG AA passes).

Color values

HEX	#281A2B
RGB	rgb(40, 26, 43)
HSL	hsl(289, 25%, 14%)
HSV	hsv(289, 40%, 17%)
CMYK	cmyk(7%, 39.5%, 0%, 83.1%)
CIE-LAB	lab(11.72, 10.78, -8.75)
CIE-LCH	lch(11.72, 13.88, 320.94°)
OKLab	oklab(24.32% 0.0288 -0.0238)
OKLCH	oklch(24.32% 0.037 320.4)
XYZ	xyz(1.6805, 1.3644, 2.4599)
Luminance	0.0136 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281A2B #1D2B1A

analogous

#1F1A2B #281A2B #2B1A25

triadic

#281A2B #2B281A #1A2B28

tetradic

#281A2B #2B1F1A #1D2B1A #1A252B

square

#281A2B #2B1F1A #1D2B1A #1A252B

split-complementary

#281A2B #252B1A #1A2B1F

monochromatic

#120C13 #120C13 #281A2B #4B3151 #6F4877

Accessibility & contrast

On white

16.50

#281A2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#281A2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281A2B

16.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281A2B	#FFFFFF	#000000	##FFFFFF
##281A2B	1.00	16.50	1.27	16.50
#FFFFFF	16.50	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181E2C

Deuteranopia (green-blind)

#1B1F2A

Tritanopia (blue-blind)

#281C20

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #281a2b;
/* rgb */ color: rgb(40, 26, 43);
/* oklch */ color: oklch(24.3% 0.037 320.4);

Tailwind

colors: {
  custom: {
    50: '#625664',
    500: '#281a2b',
    950: '#000000',
  },
}

SCSS

$custom: #281a2b;
$custom-light: #625664;
$custom-dark: #000000;

JSON

{
  "hex": "#281a2b",
  "rgb": {
    "r": 40,
    "g": 26,
    "b": 43
  },
  "hsl": {
    "h": 289.412,
    "s": 24.638,
    "l": 13.529
  },
  "oklch": {
    "l": 0.24323,
    "c": 0.03738,
    "h": 320.4
  },
  "luminance": 0.01364
}

Semantic roles & 50–950 ramp

primary

#281A2B

secondary

#475E43

accent

#C16777

background

#F5F5F5

surface

#EAE9EA

border

#C6C5C6

text

#050305

muted

#797879

Preview Lab

Preview with #281A2B

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

Preview Lab → · Contrast checker → · Palette generator →