#A4374F#A4374F

#A4374F is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.0% C 0.144 H 10.8°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#A4374F
RGB	rgb(164, 55, 79)
HSL	hsl(347, 50%, 43%)
HSV	hsv(347, 66%, 64%)
CMYK	cmyk(0%, 66.5%, 51.8%, 35.7%)
CIE-LAB	lab(39.90, 46.65, 10.56)
CIE-LCH	lch(39.90, 47.83, 12.76°)
OKLab	oklab(50.02% 0.1414 0.027)
OKLCH	oklch(50.02% 0.144 10.8)
XYZ	xyz(18.0888, 11.1917, 8.6033)
Luminance	0.1119 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4374F #37A48C

analogous

#A43785 #A4374F #A45537

triadic

#A4374F #4FA437 #374FA4

tetradic

#A4374F #85A437 #37A48C #5537A4

square

#A4374F #85A437 #37A48C #5537A4

split-complementary

#A4374F #37A455 #3785A4

monochromatic

#481823 #762839 #A4374F #C5536C #D58193

Accessibility & contrast

On white

6.49

#A4374F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#A4374F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A4374F

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4374F	#FFFFFF	#000000	##FFFFFF
##A4374F	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50504F

Deuteranopia (green-blind)

#6C664C

Tritanopia (blue-blind)

#B32440

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a4374f;
/* rgb */ color: rgb(164, 55, 79);
/* oklch */ color: oklch(50.0% 0.144 10.8);

Tailwind

colors: {
  custom: {
    50: '#c47480',
    500: '#a4374f',
    950: '#000000',
  },
}

SCSS

$custom: #a4374f;
$custom-light: #c47480;
$custom-dark: #000000;

JSON

{
  "hex": "#a4374f",
  "rgb": {
    "r": 164,
    "g": 55,
    "b": 79
  },
  "hsl": {
    "h": 346.789,
    "s": 49.772,
    "l": 42.941
  },
  "oklch": {
    "l": 0.5002,
    "c": 0.14391,
    "h": 10.8
  },
  "luminance": 0.11189
}

Semantic roles & 50–950 ramp

primary

#A4374F

secondary

#79BEAF

accent

#D9BB4F

background

#FCF7F7

surface

#F9EDEE

border

#D2C8C9

text

#14090A

muted

#827B7C

Preview Lab

Preview with #A4374F

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

Preview Lab → · Contrast checker → · Palette generator →