#281D3D#281D3D

#281D3D is a dark, muted violet. Relative luminance 0.017; OKLCH L 26.1% C 0.059 H 298.0°. Best body text is #FFFFFF at 15.75:1 contrast (WCAG AA passes).

Color values

HEX	#281D3D
RGB	rgb(40, 29, 61)
HSL	hsl(261, 36%, 18%)
HSV	hsv(261, 52%, 24%)
CMYK	cmyk(34.4%, 52.5%, 0%, 76.1%)
CIE-LAB	lab(13.63, 13.83, -18.68)
CIE-LCH	lch(13.63, 23.24, 306.51°)
OKLab	oklab(26.11% 0.0279 -0.0524)
OKLCH	oklch(26.11% 0.059 298)
XYZ	xyz(2.1565, 1.6667, 4.6221)
Luminance	0.0167 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281D3D #323D1D

analogous

#1D223D #281D3D #381D3D

triadic

#281D3D #3D281D #1D3D28

tetradic

#281D3D #3D1D22 #323D1D #1D3D38

square

#281D3D #3D1D22 #323D1D #1D3D38

split-complementary

#281D3D #3D381D #223D1D

monochromatic

#0E0A15 #0E0A15 #281D3D #433166 #5E4490

Accessibility & contrast

On white

15.75

#281D3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#281D3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281D3D

15.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281D3D	#FFFFFF	#000000	##FFFFFF
##281D3D	1.00	15.75	1.33	15.75
#FFFFFF	15.75	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13233E

Deuteranopia (green-blind)

#15233C

Tritanopia (blue-blind)

#24232A

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #281d3d;
/* rgb */ color: rgb(40, 29, 61);
/* oklch */ color: oklch(26.1% 0.059 298.0);

Tailwind

colors: {
  custom: {
    50: '#635972',
    500: '#281d3d',
    950: '#000000',
  },
}

SCSS

$custom: #281d3d;
$custom-light: #635972;
$custom-dark: #000000;

JSON

{
  "hex": "#281d3d",
  "rgb": {
    "r": 40,
    "g": 29,
    "b": 61
  },
  "hsl": {
    "h": 260.625,
    "s": 35.556,
    "l": 17.647
  },
  "oklch": {
    "l": 0.26105,
    "c": 0.0594,
    "h": 298
  },
  "luminance": 0.01667
}

Semantic roles & 50–950 ramp

primary

#281D3D

secondary

#627244

accent

#CC5CA5

background

#F5F5F6

surface

#EAE9EC

border

#C6C5C7

text

#050308

muted

#79787B

Preview Lab

Preview with #281D3D

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

Preview Lab → · Contrast checker → · Palette generator →