#281F3D#281F3D

#281F3D is a dark, muted violet. Relative luminance 0.018; OKLCH L 26.5% C 0.055 H 296.2°. Best body text is #FFFFFF at 15.51:1 contrast (WCAG AA passes).

Color values

HEX	#281F3D
RGB	rgb(40, 31, 61)
HSL	hsl(258, 33%, 18%)
HSV	hsv(258, 49%, 24%)
CMYK	cmyk(34.4%, 49.2%, 0%, 76.1%)
CIE-LAB	lab(14.22, 12.39, -17.75)
CIE-LCH	lch(14.22, 21.65, 304.92°)
OKLab	oklab(26.55% 0.0245 -0.0497)
OKLCH	oklch(26.55% 0.055 296.2)
XYZ	xyz(2.2072, 1.7680, 4.6389)
Luminance	0.0177 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281F3D #343D1F

analogous

#1F253D #281F3D #371F3D

triadic

#281F3D #3D281F #1F3D28

tetradic

#281F3D #3D1F25 #343D1F #1F3D37

square

#281F3D #3D1F25 #343D1F #1F3D37

split-complementary

#281F3D #3D371F #253D1F

monochromatic

#0D0A14 #0D0A14 #281F3D #433466 #5D488E

Accessibility & contrast

On white

15.51

#281F3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#281F3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281F3D

15.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281F3D	#FFFFFF	#000000	##FFFFFF
##281F3D	1.00	15.51	1.35	15.51
#FFFFFF	15.51	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16243E

Deuteranopia (green-blind)

#18243C

Tritanopia (blue-blind)

#24242B

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #281f3d;
/* rgb */ color: rgb(40, 31, 61);
/* oklch */ color: oklch(26.5% 0.055 296.2);

Tailwind

colors: {
  custom: {
    50: '#635a72',
    500: '#281f3d',
    950: '#000000',
  },
}

SCSS

$custom: #281f3d;
$custom-light: #635a72;
$custom-dark: #000000;

JSON

{
  "hex": "#281f3d",
  "rgb": {
    "r": 40,
    "g": 31,
    "b": 61
  },
  "hsl": {
    "h": 258,
    "s": 32.609,
    "l": 18.039
  },
  "oklch": {
    "l": 0.26548,
    "c": 0.05546,
    "h": 296.2
  },
  "luminance": 0.01768
}

Semantic roles & 50–950 ramp

primary

#281F3D

secondary

#647147

accent

#C95FA9

background

#F5F5F6

surface

#EAE9EC

border

#C6C5C7

text

#050408

muted

#79797B

Preview Lab

Preview with #281F3D

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

Preview Lab → · Contrast checker → · Palette generator →