#400A06#400A06

#400A06 is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.6% C 0.083 H 29.3°. Best body text is #FFFFFF at 16.61:1 contrast (WCAG AA passes).

Color values

HEX	#400A06
RGB	rgb(64, 10, 6)
HSL	hsl(4, 83%, 14%)
HSV	hsv(4, 91%, 25%)
CMYK	cmyk(0%, 84.4%, 90.6%, 74.9%)
CIE-LAB	lab(11.42, 25.51, 15.28)
CIE-LCH	lch(11.42, 29.73, 30.92°)
OKLab	oklab(24.62% 0.0727 0.0409)
OKLCH	oklch(24.62% 0.083 29.3)
XYZ	xyz(2.2560, 1.3206, 0.3084)
Luminance	0.0132 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400A06 #063C40

analogous

#40061F #400A06 #402706

triadic

#400A06 #06400A #0A0640

tetradic

#400A06 #1F4006 #063C40 #270640

square

#400A06 #1F4006 #063C40 #270640

split-complementary

#400A06 #064027 #061F40

monochromatic

#1C0403 #1C0403 #400A06 #78130B #B01B10

Accessibility & contrast

On white

16.61

#400A06 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#400A06 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400A06

16.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400A06	#FFFFFF	#000000	##FFFFFF
##400A06	1.00	16.61	1.26	16.61
#FFFFFF	16.61	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1705

Deuteranopia (green-blind)

#282304

Tritanopia (blue-blind)

#47000A

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #400a06;
/* rgb */ color: rgb(64, 10, 6);
/* oklch */ color: oklch(24.6% 0.083 29.3);

Tailwind

colors: {
  custom: {
    50: '#7a4e49',
    500: '#400a06',
    950: '#000000',
  },
}

SCSS

$custom: #400a06;
$custom-light: #7a4e49;
$custom-dark: #000000;

JSON

{
  "hex": "#400a06",
  "rgb": {
    "r": 64,
    "g": 10,
    "b": 6
  },
  "hsl": {
    "h": 4.138,
    "s": 82.857,
    "l": 13.725
  },
  "oklch": {
    "l": 0.24617,
    "c": 0.08337,
    "h": 29.3
  },
  "luminance": 0.0132
}

Semantic roles & 50–950 ramp

primary

#400A06

secondary

#227980

accent

#EBF92F

background

#F7F4F4

surface

#EEE7E6

border

#C9C3C2

text

#0A0200

muted

#7C7877

Preview Lab

Preview with #400A06

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

Preview Lab → · Contrast checker → · Palette generator →