#A4374C#A4374C

#A4374C is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.9% C 0.144 H 12.5°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#A4374C
RGB	rgb(164, 55, 76)
HSL	hsl(348, 50%, 43%)
HSV	hsv(348, 66%, 64%)
CMYK	cmyk(0%, 66.5%, 53.7%, 35.7%)
CIE-LAB	lab(39.83, 46.39, 12.35)
CIE-LCH	lch(39.83, 48.00, 14.91°)
OKLab	oklab(49.94% 0.1402 0.0312)
OKLCH	oklch(49.94% 0.144 12.5)
XYZ	xyz(17.9821, 11.1490, 8.0411)
Luminance	0.1115 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4374C #37A48F

analogous

#A43783 #A4374C #A45837

triadic

#A4374C #4CA437 #374CA4

tetradic

#A4374C #83A437 #37A48F #5837A4

square

#A4374C #83A437 #37A48F #5837A4

split-complementary

#A4374C #37A458 #3783A4

monochromatic

#481822 #762837 #A4374C #C55369 #D58191

Accessibility & contrast

On white

6.50

#A4374C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#A4374C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A4374C

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4374C	#FFFFFF	#000000	##FFFFFF
##A4374C	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51504C

Deuteranopia (green-blind)

#6D6649

Tritanopia (blue-blind)

#B3233F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a4374c;
/* rgb */ color: rgb(164, 55, 76);
/* oklch */ color: oklch(49.9% 0.144 12.5);

Tailwind

colors: {
  custom: {
    50: '#c4747d',
    500: '#a4374c',
    950: '#000000',
  },
}

SCSS

$custom: #a4374c;
$custom-light: #c4747d;
$custom-dark: #000000;

JSON

{
  "hex": "#a4374c",
  "rgb": {
    "r": 164,
    "g": 55,
    "b": 76
  },
  "hsl": {
    "h": 348.44,
    "s": 49.772,
    "l": 42.941
  },
  "oklch": {
    "l": 0.49944,
    "c": 0.14359,
    "h": 12.5
  },
  "luminance": 0.11147
}

Semantic roles & 50–950 ramp

primary

#A4374C

secondary

#79BEB1

accent

#D9BF4F

background

#FCF7F7

surface

#F9EDEE

border

#D2C8C9

text

#140909

muted

#827B7B

Preview Lab

Preview with #A4374C

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

Preview Lab → · Contrast checker → · Palette generator →