#A43E28#A43E28

#A43E28 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.2% C 0.140 H 33.8°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#A43E28
RGB	rgb(164, 62, 40)
HSL	hsl(11, 61%, 40%)
HSV	hsv(11, 76%, 64%)
CMYK	cmyk(0%, 62.2%, 75.6%, 35.7%)
CIE-LAB	lab(40.40, 40.90, 34.83)
CIE-LCH	lch(40.40, 53.72, 40.42°)
OKLab	oklab(50.17% 0.1162 0.0778)
OKLCH	oklch(50.17% 0.14 33.8)
XYZ	xyz(17.4173, 11.4934, 3.3084)
Luminance	0.1149 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43E28 #288EA4

analogous

#A42850 #A43E28 #A47C28

triadic

#A43E28 #28A43E #3E28A4

tetradic

#A43E28 #50A428 #288EA4 #7C28A4

square

#A43E28 #50A428 #288EA4 #7C28A4

split-complementary

#A43E28 #28A47C #2850A4

monochromatic

#421910 #732B1C #A43E28 #CF553A #DB7F6B

Accessibility & contrast

On white

6.37

#A43E28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#A43E28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43E28

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43E28	#FFFFFF	#000000	##FFFFFF
##A43E28	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5125

Deuteranopia (green-blind)

#736825

Tritanopia (blue-blind)

#B42539

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #a43e28;
/* rgb */ color: rgb(164, 62, 40);
/* oklch */ color: oklch(50.2% 0.140 33.8);

Tailwind

colors: {
  custom: {
    50: '#c67763',
    500: '#a43e28',
    950: '#000000',
  },
}

SCSS

$custom: #a43e28;
$custom-light: #c67763;
$custom-dark: #000000;

JSON

{
  "hex": "#a43e28",
  "rgb": {
    "r": 164,
    "g": 62,
    "b": 40
  },
  "hsl": {
    "h": 10.645,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.50174,
    "c": 0.13983,
    "h": 33.8
  },
  "luminance": 0.11491
}

Semantic roles & 50–950 ramp

primary

#A43E28

secondary

#66B1C1

accent

#C8E444

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140905

muted

#837B79

Preview Lab

Preview with #A43E28

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

Preview Lab → · Contrast checker → · Palette generator →