#A43734#A43734

#A43734 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.5% C 0.145 H 25.5°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#A43734
RGB	rgb(164, 55, 52)
HSL	hsl(2, 52%, 42%)
HSV	hsv(2, 68%, 64%)
CMYK	cmyk(0%, 66.5%, 68.3%, 35.7%)
CIE-LAB	lab(39.37, 44.69, 26.64)
CIE-LCH	lch(39.37, 52.03, 30.81°)
OKLab	oklab(49.45% 0.1305 0.0622)
OKLCH	oklch(49.45% 0.145 25.5)
XYZ	xyz(17.2977, 10.8753, 4.4364)
Luminance	0.1087 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43734 #34A1A4

analogous

#A43469 #A43734 #A46F34

triadic

#A43734 #34A437 #3734A4

tetradic

#A43734 #69A434 #34A1A4 #6F34A4

square

#A43734 #69A434 #34A1A4 #6F34A4

split-complementary

#A43734 #34A46F #3469A4

monochromatic

#471817 #762725 #A43734 #C7514E #D67F7D

Accessibility & contrast

On white

6.62

#A43734 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#A43734 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43734

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43734	#FFFFFF	#000000	##FFFFFF
##A43734	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544E33

Deuteranopia (green-blind)

#706531

Tritanopia (blue-blind)

#B41C37

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a43734;
/* rgb */ color: rgb(164, 55, 52);
/* oklch */ color: oklch(49.5% 0.145 25.5);

Tailwind

colors: {
  custom: {
    50: '#c6746b',
    500: '#a43734',
    950: '#000000',
  },
}

SCSS

$custom: #a43734;
$custom-light: #c6746b;
$custom-dark: #000000;

JSON

{
  "hex": "#a43734",
  "rgb": {
    "r": 164,
    "g": 55,
    "b": 52
  },
  "hsl": {
    "h": 1.607,
    "s": 51.852,
    "l": 42.353
  },
  "oklch": {
    "l": 0.4945,
    "c": 0.14458,
    "h": 25.5
  },
  "luminance": 0.10873
}

Semantic roles & 50–950 ramp

primary

#A43734

secondary

#75BDBF

accent

#D7DB4C

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A43734

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

Preview Lab → · Contrast checker → · Palette generator →