#400709#400709

#400709 is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.3% C 0.086 H 24.7°. Best body text is #FFFFFF at 16.77:1 contrast (WCAG AA passes).

Color values

HEX	#400709
RGB	rgb(64, 7, 9)
HSL	hsl(358, 80%, 14%)
HSV	hsv(358, 89%, 25%)
CMYK	cmyk(0%, 89.1%, 85.9%, 74.9%)
CIE-LAB	lab(11.01, 26.94, 13.49)
CIE-LCH	lch(11.01, 30.13, 26.59°)
OKLab	oklab(24.33% 0.0781 0.0359)
OKLCH	oklch(24.33% 0.086 24.7)
XYZ	xyz(2.2399, 1.2620, 0.3840)
Luminance	0.0126 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400709 #07403E

analogous

#400726 #400709 #402207

triadic

#400709 #094007 #070940

tetradic

#400709 #264007 #07403E #220740

square

#400709 #264007 #07403E #220740

split-complementary

#400709 #074022 #072640

monochromatic

#1C0304 #1C0304 #400709 #770D11 #AE1319

Accessibility & contrast

On white

16.77

#400709 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#400709 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400709

16.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400709	#FFFFFF	#000000	##FFFFFF
##400709	1.00	16.77	1.25	16.77
#FFFFFF	16.77	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191608

Deuteranopia (green-blind)

#272207

Tritanopia (blue-blind)

#470008

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #400709;
/* rgb */ color: rgb(64, 7, 9);
/* oklch */ color: oklch(24.3% 0.086 24.7);

Tailwind

colors: {
  custom: {
    50: '#7a4d4a',
    500: '#400709',
    950: '#000000',
  },
}

SCSS

$custom: #400709;
$custom-light: #7a4d4a;
$custom-dark: #000000;

JSON

{
  "hex": "#400709",
  "rgb": {
    "r": 64,
    "g": 7,
    "b": 9
  },
  "hsl": {
    "h": 357.895,
    "s": 80.282,
    "l": 13.922
  },
  "oklch": {
    "l": 0.24326,
    "c": 0.08594,
    "h": 24.7
  },
  "luminance": 0.01262
}

Semantic roles & 50–950 ramp

primary

#400709

secondary

#247F7C

accent

#F7F031

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0101

muted

#7C7777

Preview Lab

Preview with #400709

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

Preview Lab → · Contrast checker → · Palette generator →