#A42F42#A42F42

#A42F42 is a mid, vivid red. Relative luminance 0.103; OKLCH L 48.8% C 0.152 H 15.7°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#A42F42
RGB	rgb(164, 47, 66)
HSL	hsl(350, 55%, 41%)
HSV	hsv(350, 71%, 64%)
CMYK	cmyk(0%, 71.3%, 59.8%, 35.7%)
CIE-LAB	lab(38.41, 48.88, 16.73)
CIE-LCH	lch(38.41, 51.67, 18.90°)
OKLab	oklab(48.82% 0.1466 0.0411)
OKLCH	oklch(48.82% 0.152 15.7)
XYZ	xyz(17.3114, 10.3213, 6.2338)
Luminance	0.1032 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42F42 #2FA491

analogous

#A42F7D #A42F42 #A4572F

triadic

#A42F42 #42A42F #2F42A4

tetradic

#A42F42 #7DA42F #2FA491 #572FA4

square

#A42F42 #7DA42F #2FA491 #572FA4

split-complementary

#A42F42 #2FA457 #2F7DA4

monochromatic

#45141C #74212F #A42F42 #CA465C #D87686

Accessibility & contrast

On white

6.85

#A42F42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#A42F42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A42F42

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42F42	#FFFFFF	#000000	##FFFFFF
##A42F42	1.00	6.85	3.06	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4B42

Deuteranopia (green-blind)

#6B633F

Tritanopia (blue-blind)

#B41137

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a42f42;
/* rgb */ color: rgb(164, 47, 66);
/* oklch */ color: oklch(48.8% 0.152 15.7);

Tailwind

colors: {
  custom: {
    50: '#c57076',
    500: '#a42f42',
    950: '#000000',
  },
}

SCSS

$custom: #a42f42;
$custom-light: #c57076;
$custom-dark: #000000;

JSON

{
  "hex": "#a42f42",
  "rgb": {
    "r": 164,
    "g": 47,
    "b": 66
  },
  "hsl": {
    "h": 350.256,
    "s": 55.45,
    "l": 41.373
  },
  "oklch": {
    "l": 0.48817,
    "c": 0.15224,
    "h": 15.7
  },
  "luminance": 0.10319
}

Semantic roles & 50–950 ramp

primary

#A42F42

secondary

#6FC0B3

accent

#DFC649

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140808

muted

#827B7B

Preview Lab

Preview with #A42F42

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

Preview Lab → · Contrast checker → · Palette generator →