#A4303E#A4303E

#A4303E is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.8% C 0.151 H 18.1°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#A4303E
RGB	rgb(164, 48, 62)
HSL	hsl(353, 55%, 42%)
HSV	hsv(353, 71%, 64%)
CMYK	cmyk(0%, 70.7%, 62.2%, 35.7%)
CIE-LAB	lab(38.48, 48.21, 19.33)
CIE-LCH	lch(38.48, 51.95, 21.85°)
OKLab	oklab(48.84% 0.1437 0.0469)
OKLCH	oklch(48.84% 0.151 18.1)
XYZ	xyz(17.2380, 10.3567, 5.6478)
Luminance	0.1035 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4303E #30A496

analogous

#A43078 #A4303E #A45C30

triadic

#A4303E #3EA430 #303EA4

tetradic

#A4303E #78A430 #30A496 #5C30A4

square

#A4303E #78A430 #30A496 #5C30A4

split-complementary

#A4303E #30A45C #3078A4

monochromatic

#45141A #75222C #A4303E #C94857 #D77783

Accessibility & contrast

On white

6.84

#A4303E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#A4303E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A4303E

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4303E	#FFFFFF	#000000	##FFFFFF
##A4303E	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4B3E

Deuteranopia (green-blind)

#6C643B

Tritanopia (blue-blind)

#B41136

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a4303e;
/* rgb */ color: rgb(164, 48, 62);
/* oklch */ color: oklch(48.8% 0.151 18.1);

Tailwind

colors: {
  custom: {
    50: '#c67073',
    500: '#a4303e',
    950: '#000000',
  },
}

SCSS

$custom: #a4303e;
$custom-light: #c67073;
$custom-dark: #000000;

JSON

{
  "hex": "#a4303e",
  "rgb": {
    "r": 164,
    "g": 48,
    "b": 62
  },
  "hsl": {
    "h": 352.759,
    "s": 54.717,
    "l": 41.569
  },
  "oklch": {
    "l": 0.48837,
    "c": 0.15116,
    "h": 18.1
  },
  "luminance": 0.10354
}

Semantic roles & 50–950 ramp

primary

#A4303E

secondary

#70BFB6

accent

#DECC4A

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#140808

muted

#837B7B

Preview Lab

Preview with #A4303E

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

Preview Lab → · Contrast checker → · Palette generator →