#A42D40#A42D40

#A42D40 is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.6% C 0.154 H 16.2°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#A42D40
RGB	rgb(164, 45, 64)
HSL	hsl(350, 57%, 41%)
HSV	hsv(350, 73%, 64%)
CMYK	cmyk(0%, 72.6%, 61%, 35.7%)
CIE-LAB	lab(38.10, 49.51, 17.57)
CIE-LCH	lch(38.10, 52.53, 19.55°)
OKLab	oklab(48.57% 0.1482 0.043)
OKLCH	oklch(48.57% 0.154 16.2)
XYZ	xyz(17.1754, 10.1419, 5.9027)
Luminance	0.1014 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42D40 #2DA491

analogous

#A42D7B #A42D40 #A4552D

triadic

#A42D40 #40A42D #2D40A4

tetradic

#A42D40 #7BA42D #2DA491 #552DA4

square

#A42D40 #7BA42D #2DA491 #552DA4

split-complementary

#A42D40 #2DA455 #2D7BA4

monochromatic

#44131B #74202D #A42D40 #CB4359 #D97383

Accessibility & contrast

On white

6.94

#A42D40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#A42D40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A42D40

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42D40	#FFFFFF	#000000	##FFFFFF
##A42D40	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4A40

Deuteranopia (green-blind)

#6B633D

Tritanopia (blue-blind)

#B40A35

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a42d40;
/* rgb */ color: rgb(164, 45, 64);
/* oklch */ color: oklch(48.6% 0.154 16.2);

Tailwind

colors: {
  custom: {
    50: '#c66f74',
    500: '#a42d40',
    950: '#000000',
  },
}

SCSS

$custom: #a42d40;
$custom-light: #c66f74;
$custom-dark: #000000;

JSON

{
  "hex": "#a42d40",
  "rgb": {
    "r": 164,
    "g": 45,
    "b": 64
  },
  "hsl": {
    "h": 350.42,
    "s": 56.938,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48568,
    "c": 0.15431,
    "h": 16.2
  },
  "luminance": 0.10139
}

Semantic roles & 50–950 ramp

primary

#A42D40

secondary

#6DC0B3

accent

#E0C848

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#140808

muted

#837B7B

Preview Lab

Preview with #A42D40

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

Preview Lab → · Contrast checker → · Palette generator →