#400411#400411

#400411 is a very dark, moderate red. Relative luminance 0.012; OKLCH L 24.1% C 0.089 H 15.3°. Best body text is #FFFFFF at 16.89:1 contrast (WCAG AA passes).

Color values

HEX	#400411
RGB	rgb(64, 4, 17)
HSL	hsl(347, 88%, 13%)
HSV	hsv(347, 94%, 25%)
CMYK	cmyk(0%, 93.8%, 73.4%, 74.9%)
CIE-LAB	lab(10.69, 28.73, 9.18)
CIE-LCH	lch(10.69, 30.16, 17.72°)
OKLab	oklab(24.14% 0.086 0.0235)
OKLCH	oklch(24.14% 0.089 15.3)
XYZ	xyz(2.2592, 1.2176, 0.6463)
Luminance	0.0122 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400411 #044033

analogous

#40042F #400411 #401504

triadic

#400411 #114004 #041140

tetradic

#400411 #2F4004 #044033 #150440

square

#400411 #2F4004 #044033 #150440

split-complementary

#400411 #044015 #042F40

monochromatic

#1D0208 #1D0208 #400411 #7A0820 #B30B30

Accessibility & contrast

On white

16.89

#400411 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#400411 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400411

16.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400411	#FFFFFF	#000000	##FFFFFF
##400411	1.00	16.89	1.24	16.89
#FFFFFF	16.89	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161511

Deuteranopia (green-blind)

#25210F

Tritanopia (blue-blind)

#470009

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #400411;
/* rgb */ color: rgb(64, 4, 17);
/* oklch */ color: oklch(24.1% 0.089 15.3);

Tailwind

colors: {
  custom: {
    50: '#7a4c4f',
    500: '#400411',
    950: '#000000',
  },
}

SCSS

$custom: #400411;
$custom-light: #7a4c4f;
$custom-dark: #000000;

JSON

{
  "hex": "#400411",
  "rgb": {
    "r": 64,
    "g": 4,
    "b": 17
  },
  "hsl": {
    "h": 347,
    "s": 88.235,
    "l": 13.333
  },
  "oklch": {
    "l": 0.24137,
    "c": 0.08913,
    "h": 15.3
  },
  "luminance": 0.01217
}

Semantic roles & 50–950 ramp

primary

#400411

secondary

#1F816C

accent

#FED029

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0101

muted

#7C7777

Preview Lab

Preview with #400411

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

Preview Lab → · Contrast checker → · Palette generator →