#340304#340304

#340304 is a very dark, moderate red. Relative luminance 0.008; OKLCH L 21.0% C 0.078 H 25.9°. Best body text is #FFFFFF at 18.09:1 contrast (WCAG AA passes).

Color values

HEX	#340304
RGB	rgb(52, 3, 4)
HSL	hsl(359, 89%, 11%)
HSV	hsv(359, 94%, 20%)
CMYK	cmyk(0%, 94.2%, 92.3%, 79.6%)
CIE-LAB	lab(7.26, 24.32, 9.77)
CIE-LCH	lch(7.26, 26.21, 21.89°)
OKLab	oklab(20.98% 0.0702 0.0341)
OKLCH	oklch(20.98% 0.078 25.9)
XYZ	xyz(1.4708, 0.8042, 0.1926)
Luminance	0.0080 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340304 #033433

analogous

#34031C #340304 #341A03

triadic

#340304 #043403 #030434

tetradic

#340304 #1C3403 #033433 #1A0334

square

#340304 #1C3403 #033433 #1A0334

split-complementary

#340304 #03341A #031C34

monochromatic

#1D0202 #1D0202 #340304 #6E0608 #A80A0D

Accessibility & contrast

On white

18.09

#340304 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#340304 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340304

18.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340304	#FFFFFF	#000000	##FFFFFF
##340304	1.00	18.09	1.16	18.09
#FFFFFF	18.09	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#120F04

Deuteranopia (green-blind)

#1E1A03

Tritanopia (blue-blind)

#3A0004

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #340304;
/* rgb */ color: rgb(52, 3, 4);
/* oklch */ color: oklch(21.0% 0.078 25.9);

Tailwind

colors: {
  custom: {
    50: '#704848',
    500: '#340304',
    950: '#000000',
  },
}

SCSS

$custom: #340304;
$custom-light: #704848;
$custom-dark: #000000;

JSON

{
  "hex": "#340304",
  "rgb": {
    "r": 52,
    "g": 3,
    "b": 4
  },
  "hsl": {
    "h": 358.776,
    "s": 89.091,
    "l": 10.784
  },
  "oklch": {
    "l": 0.20981,
    "c": 0.07806,
    "h": 25.9
  },
  "luminance": 0.00804
}

Semantic roles & 50–950 ramp

primary

#340304

secondary

#1C7775

accent

#FFFB29

background

#F7F4F4

surface

#EDE6E6

border

#C8C2C2

text

#080100

muted

#7B7777

Preview Lab

Preview with #340304

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

Preview Lab → · Contrast checker → · Palette generator →