#A43F27#A43F27

#A43F27 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.3% C 0.139 H 34.7°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#A43F27
RGB	rgb(164, 63, 39)
HSL	hsl(12, 62%, 40%)
HSV	hsv(12, 76%, 64%)
CMYK	cmyk(0%, 61.6%, 76.2%, 35.7%)
CIE-LAB	lab(40.57, 40.38, 35.57)
CIE-LCH	lch(40.57, 53.81, 41.37°)
OKLab	oklab(50.3% 0.1144 0.0791)
OKLCH	oklch(50.3% 0.139 34.7)
XYZ	xyz(17.4554, 11.5964, 3.2382)
Luminance	0.1159 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43F27 #278CA4

analogous

#A4274E #A43F27 #A47E27

triadic

#A43F27 #27A43F #3F27A4

tetradic

#A43F27 #4EA427 #278CA4 #7E27A4

square

#A43F27 #4EA427 #278CA4 #7E27A4

split-complementary

#A43F27 #27A47E #274EA4

monochromatic

#41190F #732C1B #A43F27 #D05538 #DC806A

Accessibility & contrast

On white

6.33

#A43F27 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#A43F27 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43F27

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43F27	#FFFFFF	#000000	##FFFFFF
##A43F27	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5224

Deuteranopia (green-blind)

#746824

Tritanopia (blue-blind)

#B4273A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a43f27;
/* rgb */ color: rgb(164, 63, 39);
/* oklch */ color: oklch(50.3% 0.139 34.7);

Tailwind

colors: {
  custom: {
    50: '#c67862',
    500: '#a43f27',
    950: '#000000',
  },
}

SCSS

$custom: #a43f27;
$custom-light: #c67862;
$custom-dark: #000000;

JSON

{
  "hex": "#a43f27",
  "rgb": {
    "r": 164,
    "g": 63,
    "b": 39
  },
  "hsl": {
    "h": 11.52,
    "s": 61.576,
    "l": 39.804
  },
  "oklch": {
    "l": 0.50297,
    "c": 0.1391,
    "h": 34.7
  },
  "luminance": 0.11594
}

Semantic roles & 50–950 ramp

primary

#A43F27

secondary

#65B0C2

accent

#C6E543

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140905

muted

#837B79

Preview Lab

Preview with #A43F27

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

Preview Lab → · Contrast checker → · Palette generator →