#A4374E#A4374E

#A4374E is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.0% C 0.144 H 11.4°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#A4374E
RGB	rgb(164, 55, 78)
HSL	hsl(347, 50%, 43%)
HSV	hsv(347, 66%, 64%)
CMYK	cmyk(0%, 66.5%, 52.4%, 35.7%)
CIE-LAB	lab(39.88, 46.56, 11.16)
CIE-LCH	lch(39.88, 47.88, 13.47°)
OKLab	oklab(49.99% 0.141 0.0284)
OKLCH	oklch(49.99% 0.144 11.4)
XYZ	xyz(18.0527, 11.1773, 8.4130)
Luminance	0.1118 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4374E #37A48D

analogous

#A43785 #A4374E #A45637

triadic

#A4374E #4EA437 #374EA4

tetradic

#A4374E #85A437 #37A48D #5637A4

square

#A4374E #85A437 #37A48D #5637A4

split-complementary

#A4374E #37A456 #3785A4

monochromatic

#481822 #762838 #A4374E #C5536B #D58192

Accessibility & contrast

On white

6.49

#A4374E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#A4374E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A4374E

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4374E	#FFFFFF	#000000	##FFFFFF
##A4374E	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)

#50504E

Deuteranopia (green-blind)

#6D664B

Tritanopia (blue-blind)

#B32440

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a4374e;
/* rgb */ color: rgb(164, 55, 78);
/* oklch */ color: oklch(50.0% 0.144 11.4);

Tailwind

colors: {
  custom: {
    50: '#c4747f',
    500: '#a4374e',
    950: '#000000',
  },
}

SCSS

$custom: #a4374e;
$custom-light: #c4747f;
$custom-dark: #000000;

JSON

{
  "hex": "#a4374e",
  "rgb": {
    "r": 164,
    "g": 55,
    "b": 78
  },
  "hsl": {
    "h": 347.339,
    "s": 49.772,
    "l": 42.941
  },
  "oklch": {
    "l": 0.49994,
    "c": 0.14379,
    "h": 11.4
  },
  "luminance": 0.11175
}

Semantic roles & 50–950 ramp

primary

#A4374E

secondary

#79BEAF

accent

#D9BC4F

background

#FCF7F7

surface

#F9EDEE

border

#D2C8C9

text

#14090A

muted

#827B7C

Preview Lab

Preview with #A4374E

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

Preview Lab → · Contrast checker → · Palette generator →