#A43F36#A43F36

#A43F36 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.5% C 0.136 H 28.0°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#A43F36
RGB	rgb(164, 63, 54)
HSL	hsl(5, 50%, 43%)
HSV	hsv(5, 67%, 64%)
CMYK	cmyk(0%, 61.6%, 67.1%, 35.7%)
CIE-LAB	lab(40.76, 41.16, 27.14)
CIE-LCH	lch(40.76, 49.30, 33.39°)
OKLab	oklab(50.51% 0.1198 0.0636)
OKLCH	oklch(50.51% 0.136 28)
XYZ	xyz(17.7549, 11.7162, 4.8158)
Luminance	0.1171 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43F36 #369BA4

analogous

#A43664 #A43F36 #A47636

triadic

#A43F36 #36A43F #3F36A4

tetradic

#A43F36 #64A436 #369BA4 #7636A4

square

#A43F36 #64A436 #369BA4 #7636A4

split-complementary

#A43F36 #36A476 #3664A4

monochromatic

#481C18 #762D27 #A43F36 #C65B51 #D5867F

Accessibility & contrast

On white

6.28

#A43F36 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#A43F36 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43F36

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43F36	#FFFFFF	#000000	##FFFFFF
##A43F36	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5235

Deuteranopia (green-blind)

#736833

Tritanopia (blue-blind)

#B4293D

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a43f36;
/* rgb */ color: rgb(164, 63, 54);
/* oklch */ color: oklch(50.5% 0.136 28.0);

Tailwind

colors: {
  custom: {
    50: '#c5786d',
    500: '#a43f36',
    950: '#000000',
  },
}

SCSS

$custom: #a43f36;
$custom-light: #c5786d;
$custom-dark: #000000;

JSON

{
  "hex": "#a43f36",
  "rgb": {
    "r": 164,
    "g": 63,
    "b": 54
  },
  "hsl": {
    "h": 4.909,
    "s": 50.459,
    "l": 42.745
  },
  "oklch": {
    "l": 0.50506,
    "c": 0.13566,
    "h": 28
  },
  "luminance": 0.11714
}

Semantic roles & 50–950 ramp

primary

#A43F36

secondary

#78B8BE

accent

#CEDA4E

background

#FCF7F6

surface

#F9EEEB

border

#D2C9C6

text

#140907

muted

#827B7A

Preview Lab

Preview with #A43F36

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

Preview Lab → · Contrast checker → · Palette generator →