#400C0E#400C0E

#400C0E is a very dark, moderate red. Relative luminance 0.014; OKLCH L 25.0% C 0.080 H 23.1°. Best body text is #FFFFFF at 16.44:1 contrast (WCAG AA passes).

Color values

HEX	#400C0E
RGB	rgb(64, 12, 14)
HSL	hsl(358, 68%, 15%)
HSV	hsv(358, 81%, 25%)
CMYK	cmyk(0%, 81.2%, 78.1%, 74.9%)
CIE-LAB	lab(11.86, 25.07, 12.43)
CIE-LCH	lch(11.86, 27.99, 26.37°)
OKLab	oklab(24.99% 0.0735 0.0314)
OKLCH	oklch(24.99% 0.08 23.1)
XYZ	xyz(2.3253, 1.3850, 0.5603)
Luminance	0.0138 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400C0E #0C403E

analogous

#400C28 #400C0E #40240C

triadic

#400C0E #0E400C #0C0E40

tetradic

#400C0E #28400C #0C403E #240C40

square

#400C0E #28400C #0C403E #240C40

split-complementary

#400C0E #0C4024 #0C2840

monochromatic

#1A0506 #1A0506 #400C0E #741619 #A71F25

Accessibility & contrast

On white

16.44

#400C0E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#400C0E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400C0E

16.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400C0E	#FFFFFF	#000000	##FFFFFF
##400C0E	1.00	16.44	1.28	16.44
#FFFFFF	16.44	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B180E

Deuteranopia (green-blind)

#28230C

Tritanopia (blue-blind)

#47000D

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #400c0e;
/* rgb */ color: rgb(64, 12, 14);
/* oklch */ color: oklch(25.0% 0.080 23.1);

Tailwind

colors: {
  custom: {
    50: '#7a4f4d',
    500: '#400c0e',
    950: '#000000',
  },
}

SCSS

$custom: #400c0e;
$custom-light: #7a4f4d;
$custom-dark: #000000;

JSON

{
  "hex": "#400c0e",
  "rgb": {
    "r": 64,
    "g": 12,
    "b": 14
  },
  "hsl": {
    "h": 357.692,
    "s": 68.421,
    "l": 14.902
  },
  "oklch": {
    "l": 0.24985,
    "c": 0.07992,
    "h": 23.1
  },
  "luminance": 0.01385
}

Semantic roles & 50–950 ramp

primary

#400C0E

secondary

#2C7C79

accent

#EBE53D

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #400C0E

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

Preview Lab → · Contrast checker → · Palette generator →