#40191E#40191E

#40191E is a dark, moderate red. Relative luminance 0.019; OKLCH L 27.3% C 0.061 H 14.1°. Best body text is #FFFFFF at 15.26:1 contrast (WCAG AA passes).

Color values

HEX	#40191E
RGB	rgb(64, 25, 30)
HSL	hsl(352, 44%, 17%)
HSV	hsv(352, 61%, 25%)
CMYK	cmyk(0%, 60.9%, 53.1%, 74.9%)
CIE-LAB	lab(14.84, 19.56, 5.78)
CIE-LCH	lch(14.84, 20.40, 16.46°)
OKLab	oklab(27.34% 0.0591 0.0148)
OKLCH	oklch(27.34% 0.061 14.1)
XYZ	xyz(2.6965, 1.8793, 1.4488)
Luminance	0.0188 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40191E #19403B

analogous

#401931 #40191E #402819

triadic

#40191E #1E4019 #191E40

tetradic

#40191E #314019 #19403B #281940

square

#40191E #314019 #19403B #281940

split-complementary

#40191E #194028 #193140

monochromatic

#16090A #16090A #40191E #6C2A33 #983B47

Accessibility & contrast

On white

15.26

#40191E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#40191E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40191E

15.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40191E	#FFFFFF	#000000	##FFFFFF
##40191E	1.00	15.26	1.38	15.26
#FFFFFF	15.26	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21201E

Deuteranopia (green-blind)

#2B281D

Tritanopia (blue-blind)

#46141B

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #40191e;
/* rgb */ color: rgb(64, 25, 30);
/* oklch */ color: oklch(27.3% 0.061 14.1);

Tailwind

colors: {
  custom: {
    50: '#775759',
    500: '#40191e',
    950: '#000000',
  },
}

SCSS

$custom: #40191e;
$custom-light: #775759;
$custom-dark: #000000;

JSON

{
  "hex": "#40191e",
  "rgb": {
    "r": 64,
    "g": 25,
    "b": 30
  },
  "hsl": {
    "h": 352.308,
    "s": 43.82,
    "l": 17.451
  },
  "oklch": {
    "l": 0.27344,
    "c": 0.06092,
    "h": 14.1
  },
  "luminance": 0.01879
}

Semantic roles & 50–950 ramp

primary

#40191E

secondary

#3F766F

accent

#D4C354

background

#F7F5F5

surface

#EDE9E9

border

#C8C5C5

text

#090303

muted

#7B7878

Preview Lab

Preview with #40191E

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

Preview Lab → · Contrast checker → · Palette generator →