#340404#340404

#340404 is a very dark, moderate red. Relative luminance 0.008; OKLCH L 21.1% C 0.077 H 26.8°. Best body text is #FFFFFF at 18.02:1 contrast (WCAG AA passes).

Color values

HEX	#340404
RGB	rgb(52, 4, 4)
HSL	hsl(0, 86%, 11%)
HSV	hsv(0, 92%, 20%)
CMYK	cmyk(0%, 92.3%, 92.3%, 79.6%)
CIE-LAB	lab(7.46, 23.78, 10.06)
CIE-LCH	lch(7.46, 25.82, 22.92°)
OKLab	oklab(21.14% 0.0683 0.0346)
OKLCH	oklch(21.14% 0.077 26.8)
XYZ	xyz(1.4817, 0.8259, 0.1962)
Luminance	0.0083 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340404 #043434

analogous

#34041C #340404 #341C04

triadic

#340404 #043404 #040434

tetradic

#340404 #1C3404 #043434 #1C0434

square

#340404 #1C3404 #043434 #1C0434

split-complementary

#340404 #04341C #041C34

monochromatic

#1C0202 #1C0202 #340404 #6D0808 #A60D0D

Accessibility & contrast

On white

18.02

#340404 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#340404 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340404

18.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340404	#FFFFFF	#000000	##FFFFFF
##340404	1.00	18.02	1.17	18.02
#FFFFFF	18.02	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	18.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#121004

Deuteranopia (green-blind)

#1F1A03

Tritanopia (blue-blind)

#3A0005

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #340404;
/* rgb */ color: rgb(52, 4, 4);
/* oklch */ color: oklch(21.1% 0.077 26.8);

Tailwind

colors: {
  custom: {
    50: '#704948',
    500: '#340404',
    950: '#000000',
  },
}

SCSS

$custom: #340404;
$custom-light: #704948;
$custom-dark: #000000;

JSON

{
  "hex": "#340404",
  "rgb": {
    "r": 52,
    "g": 4,
    "b": 4
  },
  "hsl": {
    "h": 0,
    "s": 85.714,
    "l": 10.98
  },
  "oklch": {
    "l": 0.21135,
    "c": 0.0766,
    "h": 26.8
  },
  "luminance": 0.00826
}

Semantic roles & 50–950 ramp

primary

#340404

secondary

#1E7676

accent

#FCFC2C

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#080100

muted

#7B7777

Preview Lab

Preview with #340404

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

Preview Lab → · Contrast checker → · Palette generator →