#280423#280423

#280423 is a very dark, moderate purple. Relative luminance 0.007; OKLCH L 19.8% C 0.075 H 334.1°. Best body text is #FFFFFF at 18.55:1 contrast (WCAG AA passes).

Color values

HEX	#280423
RGB	rgb(40, 4, 35)
HSL	hsl(308, 82%, 9%)
HSV	hsv(308, 90%, 16%)
CMYK	cmyk(0%, 90%, 12.5%, 84.3%)
CIE-LAB	lab(5.96, 22.49, -11.66)
CIE-LCH	lch(5.96, 25.34, 332.59°)
OKLab	oklab(19.75% 0.0679 -0.0329)
OKLCH	oklch(19.75% 0.075 334.1)
XYZ	xyz(1.2219, 0.6594, 1.6527)
Luminance	0.0066 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280423 #042809

analogous

#1B0428 #280423 #280411

triadic

#280423 #232804 #042328

tetradic

#280423 #281B04 #042809 #041128

square

#280423 #281B04 #042809 #041128

split-complementary

#280423 #112804 #04281B

monochromatic

#1C0318 #1C0318 #280423 #600A54 #970F84

Accessibility & contrast

On white

18.55

#280423 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#280423 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280423

18.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280423	#FFFFFF	#000000	##FFFFFF
##280423	1.00	18.55	1.13	18.55
#FFFFFF	18.55	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#041024

Deuteranopia (green-blind)

#101522

Tritanopia (blue-blind)

#2A0612

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #280423;
/* rgb */ color: rgb(40, 4, 35);
/* oklch */ color: oklch(19.8% 0.075 334.1);

Tailwind

colors: {
  custom: {
    50: '#63485e',
    500: '#280423',
    950: '#000000',
  },
}

SCSS

$custom: #280423;
$custom-light: #63485e;
$custom-dark: #000000;

JSON

{
  "hex": "#280423",
  "rgb": {
    "r": 40,
    "g": 4,
    "b": 35
  },
  "hsl": {
    "h": 308.333,
    "s": 81.818,
    "l": 8.627
  },
  "oklch": {
    "l": 0.19751,
    "c": 0.07544,
    "h": 334.1
  },
  "luminance": 0.00659
}

Semantic roles & 50–950 ramp

primary

#280423

secondary

#1D6B28

accent

#F84B30

background

#F6F4F5

surface

#EBE6E9

border

#C6C2C5

text

#050004

muted

#7A7779

Preview Lab

Preview with #280423

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

Preview Lab → · Contrast checker → · Palette generator →