#380403#380403

#380403 is a very dark, moderate red. Relative luminance 0.009; OKLCH L 22.0% C 0.081 H 28.4°. Best body text is #FFFFFF at 17.69:1 contrast (WCAG AA passes).

Color values

HEX	#380403
RGB	rgb(56, 4, 3)
HSL	hsl(1, 90%, 12%)
HSV	hsv(1, 95%, 22%)
CMYK	cmyk(0%, 92.9%, 94.6%, 78%)
CIE-LAB	lab(8.43, 25.22, 12.00)
CIE-LCH	lch(8.43, 27.93, 25.45°)
OKLab	oklab(22.04% 0.0717 0.0387)
OKLCH	oklch(22.04% 0.081 28.4)
XYZ	xyz(1.6910, 0.9344, 0.1775)
Luminance	0.0093 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#380403 #033738

analogous

#38031D #380403 #381F03

triadic

#380403 #033804 #040338

tetradic

#380403 #1D3803 #033738 #1F0338

square

#380403 #1D3803 #033738 #1F0338

split-complementary

#380403 #03381F #031D38

monochromatic

#1D0202 #1D0202 #380403 #720806 #AC0C09

Accessibility & contrast

On white

17.69

#380403 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#380403 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #380403

17.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##380403	#FFFFFF	#000000	##FFFFFF
##380403	1.00	17.69	1.19	17.69
#FFFFFF	17.69	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141102

Deuteranopia (green-blind)

#211C02

Tritanopia (blue-blind)

#3F0004

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #380403;
/* rgb */ color: rgb(56, 4, 3);
/* oklch */ color: oklch(22.0% 0.081 28.4);

Tailwind

colors: {
  custom: {
    50: '#734948',
    500: '#380403',
    950: '#000000',
  },
}

SCSS

$custom: #380403;
$custom-light: #734948;
$custom-dark: #000000;

JSON

{
  "hex": "#380403",
  "rgb": {
    "r": 56,
    "g": 4,
    "b": 3
  },
  "hsl": {
    "h": 1.132,
    "s": 89.831,
    "l": 11.569
  },
  "oklch": {
    "l": 0.22036,
    "c": 0.08146,
    "h": 28.4
  },
  "luminance": 0.00934
}

Semantic roles & 50–950 ramp

primary

#380403

secondary

#1C797B

accent

#FBFF29

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #380403

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

Preview Lab → · Contrast checker → · Palette generator →