#400E09#400E09

#400E09 is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.2% C 0.079 H 29.4°. Best body text is #FFFFFF at 16.34:1 contrast (WCAG AA passes).

Color values

HEX	#400E09
RGB	rgb(64, 14, 9)
HSL	hsl(5, 75%, 14%)
HSV	hsv(5, 86%, 25%)
CMYK	cmyk(0%, 78.1%, 85.9%, 74.9%)
CIE-LAB	lab(12.12, 23.87, 15.01)
CIE-LCH	lch(12.12, 28.19, 32.17°)
OKLab	oklab(25.15% 0.0684 0.0386)
OKLCH	oklch(25.15% 0.079 29.4)
XYZ	xyz(2.3210, 1.4241, 0.4111)
Luminance	0.0142 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400E09 #093B40

analogous

#400920 #400E09 #402A09

triadic

#400E09 #09400E #0E0940

tetradic

#400E09 #204009 #093B40 #2A0940

square

#400E09 #204009 #093B40 #2A0940

split-complementary

#400E09 #09402A #092040

monochromatic

#1B0604 #1B0604 #400E09 #761A11 #AB2518

Accessibility & contrast

On white

16.34

#400E09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#400E09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400E09

16.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400E09	#FFFFFF	#000000	##FFFFFF
##400E09	1.00	16.34	1.28	16.34
#FFFFFF	16.34	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1908

Deuteranopia (green-blind)

#292407

Tritanopia (blue-blind)

#47020D

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #400e09;
/* rgb */ color: rgb(64, 14, 9);
/* oklch */ color: oklch(25.2% 0.079 29.4);

Tailwind

colors: {
  custom: {
    50: '#7a504a',
    500: '#400e09',
    950: '#000000',
  },
}

SCSS

$custom: #400e09;
$custom-light: #7a504a;
$custom-dark: #000000;

JSON

{
  "hex": "#400e09",
  "rgb": {
    "r": 64,
    "g": 14,
    "b": 9
  },
  "hsl": {
    "h": 5.455,
    "s": 75.342,
    "l": 14.314
  },
  "oklch": {
    "l": 0.25153,
    "c": 0.07851,
    "h": 29.4
  },
  "luminance": 0.01424
}

Semantic roles & 50–950 ramp

primary

#400E09

secondary

#27767E

accent

#E1F236

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #400E09

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

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