#400C07#400C07

#400C07 is a very dark, moderate red. Relative luminance 0.014; OKLCH L 24.9% C 0.081 H 29.7°. Best body text is #FFFFFF at 16.49:1 contrast (WCAG AA passes).

Color values

HEX	#400C07
RGB	rgb(64, 12, 7)
HSL	hsl(5, 80%, 14%)
HSV	hsv(5, 89%, 25%)
CMYK	cmyk(0%, 81.2%, 89.1%, 74.9%)
CIE-LAB	lab(11.75, 24.69, 15.32)
CIE-LCH	lch(11.75, 29.06, 31.82°)
OKLab	oklab(24.87% 0.0704 0.0403)
OKLCH	oklch(24.87% 0.081 29.7)
XYZ	xyz(2.2844, 1.3686, 0.3449)
Luminance	0.0137 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400C07 #073B40

analogous

#40071F #400C07 #402907

triadic

#400C07 #07400C #0C0740

tetradic

#400C07 #1F4007 #073B40 #290740

square

#400C07 #1F4007 #073B40 #290740

split-complementary

#400C07 #074029 #071F40

monochromatic

#1C0503 #1C0503 #400C07 #77160D #AE2113

Accessibility & contrast

On white

16.49

#400C07 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#400C07 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400C07

16.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400C07	#FFFFFF	#000000	##FFFFFF
##400C07	1.00	16.49	1.27	16.49
#FFFFFF	16.49	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B1806

Deuteranopia (green-blind)

#282305

Tritanopia (blue-blind)

#47000B

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #400c07;
/* rgb */ color: rgb(64, 12, 7);
/* oklch */ color: oklch(24.9% 0.081 29.7);

Tailwind

colors: {
  custom: {
    50: '#7a4f49',
    500: '#400c07',
    950: '#000000',
  },
}

SCSS

$custom: #400c07;
$custom-light: #7a4f49;
$custom-dark: #000000;

JSON

{
  "hex": "#400c07",
  "rgb": {
    "r": 64,
    "g": 12,
    "b": 7
  },
  "hsl": {
    "h": 5.263,
    "s": 80.282,
    "l": 13.922
  },
  "oklch": {
    "l": 0.24867,
    "c": 0.08112,
    "h": 29.7
  },
  "luminance": 0.01368
}

Semantic roles & 50–950 ramp

primary

#400C07

secondary

#24777F

accent

#E5F731

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #400C07

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

Preview Lab → · Contrast checker → · Palette generator →