#A42830#A42830

#A42830 is a mid, vivid red. Relative luminance 0.096; OKLCH L 47.8% C 0.160 H 22.5°. Best body text is #FFFFFF at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#A42830
RGB	rgb(164, 40, 48)
HSL	hsl(356, 61%, 40%)
HSV	hsv(356, 76%, 64%)
CMYK	cmyk(0%, 75.6%, 70.7%, 35.7%)
CIE-LAB	lab(37.16, 50.36, 26.42)
CIE-LCH	lch(37.16, 56.87, 27.68°)
OKLab	oklab(47.78% 0.1476 0.0611)
OKLCH	oklch(47.78% 0.16 22.5)
XYZ	xyz(16.6040, 9.6260, 3.7795)
Luminance	0.0962 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42830 #28A49C

analogous

#A4286E #A42830 #A45E28

triadic

#A42830 #30A428 #2830A4

tetradic

#A42830 #6EA428 #28A49C #5E28A4

square

#A42830 #6EA428 #28A49C #5E28A4

split-complementary

#A42830 #28A45E #286EA4

monochromatic

#421013 #731C22 #A42830 #CF3A44 #DB6B73

Accessibility & contrast

On white

7.18

#A42830 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#A42830 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42830

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42830	#FFFFFF	#000000	##FFFFFF
##A42830	1.00	7.18	2.92	7.18
#FFFFFF	7.18	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C472F

Deuteranopia (green-blind)

#6B612C

Tritanopia (blue-blind)

#B4002C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a42830;
/* rgb */ color: rgb(164, 40, 48);
/* oklch */ color: oklch(47.8% 0.160 22.5);

Tailwind

colors: {
  custom: {
    50: '#c76c68',
    500: '#a42830',
    950: '#000000',
  },
}

SCSS

$custom: #a42830;
$custom-light: #c76c68;
$custom-dark: #000000;

JSON

{
  "hex": "#a42830",
  "rgb": {
    "r": 164,
    "g": 40,
    "b": 48
  },
  "hsl": {
    "h": 356.129,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.47782,
    "c": 0.15976,
    "h": 22.5
  },
  "luminance": 0.09623
}

Semantic roles & 50–950 ramp

primary

#A42830

secondary

#66C1BC

accent

#E4DA44

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A42830

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

Preview Lab → · Contrast checker → · Palette generator →