#400D06#400D06

#400D06 is a very dark, moderate red. Relative luminance 0.014; OKLCH L 25.0% C 0.080 H 31.4°. Best body text is #FFFFFF at 16.43:1 contrast (WCAG AA passes).

Color values

HEX	#400D06
RGB	rgb(64, 13, 6)
HSL	hsl(7, 83%, 14%)
HSV	hsv(7, 91%, 25%)
CMYK	cmyk(0%, 79.7%, 90.6%, 74.9%)
CIE-LAB	lab(11.90, 24.18, 15.94)
CIE-LCH	lch(11.90, 28.96, 33.38°)
OKLab	oklab(24.98% 0.0685 0.0419)
OKLCH	oklch(24.98% 0.08 31.4)
XYZ	xyz(2.2914, 1.3913, 0.3202)
Luminance	0.0139 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400D06 #063940

analogous

#40061C #400D06 #402A06

triadic

#400D06 #06400D #0D0640

tetradic

#400D06 #1C4006 #063940 #2A0640

square

#400D06 #1C4006 #063940 #2A0640

split-complementary

#400D06 #06402A #061C40

monochromatic

#1C0603 #1C0603 #400D06 #78180B #B02410

Accessibility & contrast

On white

16.43

#400D06 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#400D06 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400D06

16.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400D06	#FFFFFF	#000000	##FFFFFF
##400D06	1.00	16.43	1.28	16.43
#FFFFFF	16.43	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1805

Deuteranopia (green-blind)

#292304

Tritanopia (blue-blind)

#47000C

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #400d06;
/* rgb */ color: rgb(64, 13, 6);
/* oklch */ color: oklch(25.0% 0.080 31.4);

Tailwind

colors: {
  custom: {
    50: '#7a5049',
    500: '#400d06',
    950: '#000000',
  },
}

SCSS

$custom: #400d06;
$custom-light: #7a5049;
$custom-dark: #000000;

JSON

{
  "hex": "#400d06",
  "rgb": {
    "r": 64,
    "g": 13,
    "b": 6
  },
  "hsl": {
    "h": 7.241,
    "s": 82.857,
    "l": 13.725
  },
  "oklch": {
    "l": 0.24977,
    "c": 0.08033,
    "h": 31.4
  },
  "luminance": 0.01391
}

Semantic roles & 50–950 ramp

primary

#400D06

secondary

#227480

accent

#E1F92F

background

#F7F4F4

surface

#EEE7E6

border

#C9C3C2

text

#0A0200

muted

#7C7877

Preview Lab

Preview with #400D06

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

Preview Lab → · Contrast checker → · Palette generator →