#40191A#40191A

#40191A is a dark, moderate red. Relative luminance 0.019; OKLCH L 27.2% C 0.061 H 20.4°. Best body text is #FFFFFF at 15.31:1 contrast (WCAG AA passes).

Color values

HEX	#40191A
RGB	rgb(64, 25, 26)
HSL	hsl(358, 44%, 17%)
HSV	hsv(358, 61%, 25%)
CMYK	cmyk(0%, 60.9%, 59.4%, 74.9%)
CIE-LAB	lab(14.74, 19.11, 8.53)
CIE-LCH	lch(14.74, 20.92, 24.05°)
OKLab	oklab(27.23% 0.0572 0.0213)
OKLCH	oklch(27.23% 0.061 20.4)
XYZ	xyz(2.6486, 1.8601, 1.1966)
Luminance	0.0186 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40191A #19403F

analogous

#40192D #40191A #402C19

triadic

#40191A #1A4019 #191A40

tetradic

#40191A #2D4019 #19403F #2C1940

square

#40191A #2D4019 #19403F #2C1940

split-complementary

#40191A #19402C #192D40

monochromatic

#160909 #160909 #40191A #6C2A2C #983B3E

Accessibility & contrast

On white

15.31

#40191A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#40191A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40191A

15.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40191A	#FFFFFF	#000000	##FFFFFF
##40191A	1.00	15.31	1.37	15.31
#FFFFFF	15.31	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22201A

Deuteranopia (green-blind)

#2C2819

Tritanopia (blue-blind)

#46131A

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #40191a;
/* rgb */ color: rgb(64, 25, 26);
/* oklch */ color: oklch(27.2% 0.061 20.4);

Tailwind

colors: {
  custom: {
    50: '#785756',
    500: '#40191a',
    950: '#000000',
  },
}

SCSS

$custom: #40191a;
$custom-light: #785756;
$custom-dark: #000000;

JSON

{
  "hex": "#40191a",
  "rgb": {
    "r": 64,
    "g": 25,
    "b": 26
  },
  "hsl": {
    "h": 358.462,
    "s": 43.82,
    "l": 17.451
  },
  "oklch": {
    "l": 0.2723,
    "c": 0.061,
    "h": 20.4
  },
  "luminance": 0.0186
}

Semantic roles & 50–950 ramp

primary

#40191A

secondary

#3F7675

accent

#D4D054

background

#F7F5F5

surface

#EDE9E9

border

#C8C5C5

text

#090303

muted

#7B7878

Preview Lab

Preview with #40191A

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

Preview Lab → · Contrast checker → · Palette generator →