#A43A22#A43A22

#A43A22 is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.6% C 0.145 H 34.2°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#A43A22
RGB	rgb(164, 58, 34)
HSL	hsl(11, 66%, 39%)
HSV	hsv(11, 79%, 64%)
CMYK	cmyk(0%, 64.6%, 79.3%, 35.7%)
CIE-LAB	lab(39.64, 42.50, 37.31)
CIE-LCH	lch(39.64, 56.56, 41.28°)
OKLab	oklab(49.58% 0.12 0.0815)
OKLCH	oklch(49.58% 0.145 34.2)
XYZ	xyz(17.1135, 11.0366, 2.7422)
Luminance	0.1103 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43A22 #228CA4

analogous

#A4224B #A43A22 #A47B22

triadic

#A43A22 #22A43A #3A22A4

tetradic

#A43A22 #4BA422 #228CA4 #7B22A4

square

#A43A22 #4BA422 #228CA4 #7B22A4

split-complementary

#A43A22 #22A47B #224BA4

monochromatic

#3F160D #712817 #A43A22 #D44E2F #DE7962

Accessibility & contrast

On white

6.55

#A43A22 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#A43A22 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43A22

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43A22	#FFFFFF	#000000	##FFFFFF
##A43A22	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584F1F

Deuteranopia (green-blind)

#72661E

Tritanopia (blue-blind)

#B51E35

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a43a22;
/* rgb */ color: rgb(164, 58, 34);
/* oklch */ color: oklch(49.6% 0.145 34.2);

Tailwind

colors: {
  custom: {
    50: '#c7755f',
    500: '#a43a22',
    950: '#000000',
  },
}

SCSS

$custom: #a43a22;
$custom-light: #c7755f;
$custom-dark: #000000;

JSON

{
  "hex": "#a43a22",
  "rgb": {
    "r": 164,
    "g": 58,
    "b": 34
  },
  "hsl": {
    "h": 11.077,
    "s": 65.657,
    "l": 38.824
  },
  "oklch": {
    "l": 0.49583,
    "c": 0.14508,
    "h": 34.2
  },
  "luminance": 0.11034
}

Semantic roles & 50–950 ramp

primary

#A43A22

secondary

#5EB1C4

accent

#C9E93F

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140904

muted

#837B79

Preview Lab

Preview with #A43A22

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

Preview Lab → · Contrast checker → · Palette generator →