#34040B#34040B

#34040B is a very dark, moderate red. Relative luminance 0.008; OKLCH L 21.3% C 0.076 H 17.9°. Best body text is #FFFFFF at 17.98:1 contrast (WCAG AA passes).

Color values

HEX	#34040B
RGB	rgb(52, 4, 11)
HSL	hsl(351, 86%, 11%)
HSV	hsv(351, 92%, 20%)
CMYK	cmyk(0%, 92.3%, 78.8%, 79.6%)
CIE-LAB	lab(7.60, 24.26, 7.40)
CIE-LCH	lch(7.60, 25.36, 16.96°)
OKLab	oklab(21.29% 0.0721 0.0233)
OKLCH	oklch(21.29% 0.076 17.9)
XYZ	xyz(1.5202, 0.8413, 0.3989)
Luminance	0.0084 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#34040B #04342D

analogous

#340423 #34040B #341504

triadic

#34040B #0B3404 #040B34

tetradic

#34040B #233404 #04342D #150434

square

#34040B #233404 #04342D #150434

split-complementary

#34040B #043415 #042334

monochromatic

#1C0206 #1C0206 #34040B #6D0817 #A60D23

Accessibility & contrast

On white

17.98

#34040B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#34040B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #34040B

17.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##34040B	#FFFFFF	#000000	##FFFFFF
##34040B	1.00	17.98	1.17	17.98
#FFFFFF	17.98	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11100B

Deuteranopia (green-blind)

#1E1A0A

Tritanopia (blue-blind)

#3A0007

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #34040b;
/* rgb */ color: rgb(52, 4, 11);
/* oklch */ color: oklch(21.3% 0.076 17.9);

Tailwind

colors: {
  custom: {
    50: '#70494b',
    500: '#34040b',
    950: '#000000',
  },
}

SCSS

$custom: #34040b;
$custom-light: #70494b;
$custom-dark: #000000;

JSON

{
  "hex": "#34040b",
  "rgb": {
    "r": 52,
    "g": 4,
    "b": 11
  },
  "hsl": {
    "h": 351.25,
    "s": 85.714,
    "l": 10.98
  },
  "oklch": {
    "l": 0.21289,
    "c": 0.07581,
    "h": 17.9
  },
  "luminance": 0.00841
}

Semantic roles & 50–950 ramp

primary

#34040B

secondary

#1E7669

accent

#FCDE2C

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #34040B

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

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