#340504#340504

#340504 is a very dark, moderate red. Relative luminance 0.008; OKLCH L 21.3% C 0.075 H 27.8°. Best body text is #FFFFFF at 17.96:1 contrast (WCAG AA passes).

Color values

HEX	#340504
RGB	rgb(52, 5, 4)
HSL	hsl(1, 86%, 11%)
HSV	hsv(1, 92%, 20%)
CMYK	cmyk(0%, 90.4%, 92.3%, 79.6%)
CIE-LAB	lab(7.66, 23.24, 10.34)
CIE-LCH	lch(7.66, 25.44, 23.99°)
OKLab	oklab(21.29% 0.0665 0.035)
OKLCH	oklch(21.29% 0.075 27.8)
XYZ	xyz(1.4925, 0.8476, 0.1999)
Luminance	0.0085 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340504 #043334

analogous

#34041B #340504 #341D04

triadic

#340504 #043405 #050434

tetradic

#340504 #1B3404 #043334 #1D0434

square

#340504 #1B3404 #043334 #1D0434

split-complementary

#340504 #04341D #041B34

monochromatic

#1C0302 #1C0302 #340504 #6D0A08 #A6100D

Accessibility & contrast

On white

17.96

#340504 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#340504 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340504

17.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340504	#FFFFFF	#000000	##FFFFFF
##340504	1.00	17.96	1.17	17.96
#FFFFFF	17.96	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131004

Deuteranopia (green-blind)

#1F1B03

Tritanopia (blue-blind)

#3A0005

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #340504;
/* rgb */ color: rgb(52, 5, 4);
/* oklch */ color: oklch(21.3% 0.075 27.8);

Tailwind

colors: {
  custom: {
    50: '#704948',
    500: '#340504',
    950: '#000000',
  },
}

SCSS

$custom: #340504;
$custom-light: #704948;
$custom-dark: #000000;

JSON

{
  "hex": "#340504",
  "rgb": {
    "r": 52,
    "g": 5,
    "b": 4
  },
  "hsl": {
    "h": 1.25,
    "s": 85.714,
    "l": 10.98
  },
  "oklch": {
    "l": 0.21286,
    "c": 0.0752,
    "h": 27.8
  },
  "luminance": 0.00847
}

Semantic roles & 50–950 ramp

primary

#340504

secondary

#1E7476

accent

#F8FC2C

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#080100

muted

#7B7777

Preview Lab

Preview with #340504

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

Preview Lab → · Contrast checker → · Palette generator →