#A43D28#A43D28

#A43D28 is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.0% C 0.141 H 33.3°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#A43D28
RGB	rgb(164, 61, 40)
HSL	hsl(10, 61%, 40%)
HSV	hsv(10, 76%, 64%)
CMYK	cmyk(0%, 62.8%, 75.6%, 35.7%)
CIE-LAB	lab(40.22, 41.37, 34.64)
CIE-LCH	lch(40.22, 53.96, 39.94°)
OKLab	oklab(50.04% 0.1177 0.0774)
OKLCH	oklch(50.04% 0.141 33.3)
XYZ	xyz(17.3634, 11.3856, 3.2904)
Luminance	0.1138 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43D28 #288FA4

analogous

#A42851 #A43D28 #A47B28

triadic

#A43D28 #28A43D #3D28A4

tetradic

#A43D28 #51A428 #288FA4 #7B28A4

square

#A43D28 #51A428 #288FA4 #7B28A4

split-complementary

#A43D28 #28A47B #2851A4

monochromatic

#421810 #732B1C #A43D28 #CF533A #DB7E6B

Accessibility & contrast

On white

6.41

#A43D28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#A43D28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43D28

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43D28	#FFFFFF	#000000	##FFFFFF
##A43D28	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5125

Deuteranopia (green-blind)

#736725

Tritanopia (blue-blind)

#B42439

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #a43d28;
/* rgb */ color: rgb(164, 61, 40);
/* oklch */ color: oklch(50.0% 0.141 33.3);

Tailwind

colors: {
  custom: {
    50: '#c67763',
    500: '#a43d28',
    950: '#000000',
  },
}

SCSS

$custom: #a43d28;
$custom-light: #c67763;
$custom-dark: #000000;

JSON

{
  "hex": "#a43d28",
  "rgb": {
    "r": 164,
    "g": 61,
    "b": 40
  },
  "hsl": {
    "h": 10.161,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.50041,
    "c": 0.14082,
    "h": 33.3
  },
  "luminance": 0.11383
}

Semantic roles & 50–950 ramp

primary

#A43D28

secondary

#66B2C1

accent

#C9E444

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140905

muted

#837B79

Preview Lab

Preview with #A43D28

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

Preview Lab → · Contrast checker → · Palette generator →