#281F37#281F37

#281F37 is a dark, muted violet. Relative luminance 0.017; OKLCH L 26.2% C 0.045 H 300.6°. Best body text is #FFFFFF at 15.66:1 contrast (WCAG AA passes).

Color values

HEX	#281F37
RGB	rgb(40, 31, 55)
HSL	hsl(263, 28%, 17%)
HSV	hsv(263, 44%, 22%)
CMYK	cmyk(27.3%, 43.6%, 0%, 78.4%)
CIE-LAB	lab(13.87, 10.54, -14.06)
CIE-LCH	lch(13.87, 17.58, 306.86°)
OKLab	oklab(26.17% 0.0231 -0.0391)
OKLCH	oklch(26.17% 0.045 300.6)
XYZ	xyz(2.0545, 1.7069, 3.8349)
Luminance	0.0171 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281F37 #2E371F

analogous

#1F2237 #281F37 #341F37

triadic

#281F37 #37281F #1F3728

tetradic

#281F37 #371F22 #2E371F #1F3734

square

#281F37 #371F22 #2E371F #1F3734

split-complementary

#281F37 #37341F #22371F

monochromatic

#0E0B14 #0E0B14 #281F37 #44355E #614B85

Accessibility & contrast

On white

15.66

#281F37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#281F37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281F37

15.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281F37	#FFFFFF	#000000	##FFFFFF
##281F37	1.00	15.66	1.34	15.66
#FFFFFF	15.66	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#192338

Deuteranopia (green-blind)

#1B2336

Tritanopia (blue-blind)

#252328

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #281f37;
/* rgb */ color: rgb(40, 31, 55);
/* oklch */ color: oklch(26.2% 0.045 300.6);

Tailwind

colors: {
  custom: {
    50: '#625a6e',
    500: '#281f37',
    950: '#000000',
  },
}

SCSS

$custom: #281f37;
$custom-light: #625a6e;
$custom-dark: #000000;

JSON

{
  "hex": "#281f37",
  "rgb": {
    "r": 40,
    "g": 31,
    "b": 55
  },
  "hsl": {
    "h": 262.5,
    "s": 27.907,
    "l": 16.863
  },
  "oklch": {
    "l": 0.26166,
    "c": 0.04536,
    "h": 300.6
  },
  "luminance": 0.01707
}

Semantic roles & 50–950 ramp

primary

#281F37

secondary

#5D6A48

accent

#C464A0

background

#F5F5F6

surface

#EAE9EB

border

#C6C5C6

text

#050307

muted

#79787A

Preview Lab

Preview with #281F37

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

Preview Lab → · Contrast checker → · Palette generator →