#A43143#A43143

#A43143 is a mid, vivid red. Relative luminance 0.105; OKLCH L 49.1% C 0.150 H 15.7°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#A43143
RGB	rgb(164, 49, 67)
HSL	hsl(351, 54%, 42%)
HSV	hsv(351, 70%, 64%)
CMYK	cmyk(0%, 70.1%, 59.1%, 35.7%)
CIE-LAB	lab(38.72, 48.17, 16.51)
CIE-LCH	lch(38.72, 50.92, 18.92°)
OKLab	oklab(49.05% 0.1445 0.0407)
OKLCH	oklch(49.05% 0.15 15.7)
XYZ	xyz(17.4229, 10.4968, 6.4177)
Luminance	0.1049 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43143 #31A492

analogous

#A4317D #A43143 #A45931

triadic

#A43143 #43A431 #3143A4

tetradic

#A43143 #7DA431 #31A492 #5931A4

square

#A43143 #7DA431 #31A492 #5931A4

split-complementary

#A43143 #31A459 #317DA4

monochromatic

#46151C #752330 #A43143 #C9495D #D77987

Accessibility & contrast

On white

6.78

#A43143 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#A43143 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43143

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43143	#FFFFFF	#000000	##FFFFFF
##A43143	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4C43

Deuteranopia (green-blind)

#6C6440

Tritanopia (blue-blind)

#B41638

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a43143;
/* rgb */ color: rgb(164, 49, 67);
/* oklch */ color: oklch(49.1% 0.150 15.7);

Tailwind

colors: {
  custom: {
    50: '#c57176',
    500: '#a43143',
    950: '#000000',
  },
}

SCSS

$custom: #a43143;
$custom-light: #c57176;
$custom-dark: #000000;

JSON

{
  "hex": "#a43143",
  "rgb": {
    "r": 164,
    "g": 49,
    "b": 67
  },
  "hsl": {
    "h": 350.609,
    "s": 53.991,
    "l": 41.765
  },
  "oklch": {
    "l": 0.49052,
    "c": 0.15009,
    "h": 15.7
  },
  "luminance": 0.10494
}

Semantic roles & 50–950 ramp

primary

#A43143

secondary

#72BFB3

accent

#DDC64A

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140808

muted

#827B7B

Preview Lab

Preview with #A43143

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

Preview Lab → · Contrast checker → · Palette generator →