#400D15#400D15

#400D15 is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.3% C 0.078 H 15.9°. Best body text is #FFFFFF at 16.32:1 contrast (WCAG AA passes).

Color values

HEX	#400D15
RGB	rgb(64, 13, 21)
HSL	hsl(351, 66%, 15%)
HSV	hsv(351, 80%, 25%)
CMYK	cmyk(0%, 79.7%, 67.2%, 74.9%)
CIE-LAB	lab(12.17, 25.14, 8.69)
CIE-LCH	lch(12.17, 26.60, 19.07°)
OKLab	oklab(25.27% 0.0753 0.0215)
OKLCH	oklch(25.27% 0.078 15.9)
XYZ	xyz(2.3939, 1.4323, 0.8597)
Luminance	0.0143 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400D15 #0D4038

analogous

#400D2F #400D15 #401E0D

triadic

#400D15 #15400D #0D1540

tetradic

#400D15 #2F400D #0D4038 #1E0D40

square

#400D15 #2F400D #0D4038 #1E0D40

split-complementary

#400D15 #0D401E #0D2F40

monochromatic

#190508 #190508 #400D15 #731726 #A62236

Accessibility & contrast

On white

16.32

#400D15 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#400D15 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400D15

16.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400D15	#FFFFFF	#000000	##FFFFFF
##400D15	1.00	16.32	1.29	16.32
#FFFFFF	16.32	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1915

Deuteranopia (green-blind)

#272414

Tritanopia (blue-blind)

#470310

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #400d15;
/* rgb */ color: rgb(64, 13, 21);
/* oklch */ color: oklch(25.3% 0.078 15.9);

Tailwind

colors: {
  custom: {
    50: '#795052',
    500: '#400d15',
    950: '#000000',
  },
}

SCSS

$custom: #400d15;
$custom-light: #795052;
$custom-dark: #000000;

JSON

{
  "hex": "#400d15",
  "rgb": {
    "r": 64,
    "g": 13,
    "b": 21
  },
  "hsl": {
    "h": 350.588,
    "s": 66.234,
    "l": 15.098
  },
  "oklch": {
    "l": 0.25266,
    "c": 0.07833,
    "h": 15.9
  },
  "luminance": 0.01432
}

Semantic roles & 50–950 ramp

primary

#400D15

secondary

#2D7C6F

accent

#E9CE3F

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0202

muted

#7C7878

Preview Lab

Preview with #400D15

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

Preview Lab → · Contrast checker → · Palette generator →