#A42128#A42128

#A42128 is a mid, vivid red. Relative luminance 0.091; OKLCH L 47.1% C 0.166 H 24.1°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#A42128
RGB	rgb(164, 33, 40)
HSL	hsl(357, 66%, 39%)
HSV	hsv(357, 80%, 64%)
CMYK	cmyk(0%, 79.9%, 75.6%, 35.7%)
CIE-LAB	lab(36.24, 52.25, 30.24)
CIE-LCH	lch(36.24, 60.37, 30.06°)
OKLab	oklab(47.06% 0.1518 0.0678)
OKLCH	oklch(47.06% 0.166 24.1)
XYZ	xyz(16.2386, 9.1360, 2.9155)
Luminance	0.0913 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42128 #21A49D

analogous

#A42169 #A42128 #A45B21

triadic

#A42128 #28A421 #2128A4

tetradic

#A42128 #69A421 #21A49D #5B21A4

square

#A42128 #69A421 #21A49D #5B21A4

split-complementary

#A42128 #21A45B #2169A4

monochromatic

#3E0C0F #71171C #A42128 #D52D36 #DF6067

Accessibility & contrast

On white

7.43

#A42128 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#A42128 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42128

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42128	#FFFFFF	#000000	##FFFFFF
##A42128	1.00	7.43	2.83	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4327

Deuteranopia (green-blind)

#6A5F23

Tritanopia (blue-blind)

#B50025

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #a42128;
/* rgb */ color: rgb(164, 33, 40);
/* oklch */ color: oklch(47.1% 0.166 24.1);

Tailwind

colors: {
  custom: {
    50: '#c86962',
    500: '#a42128',
    950: '#000000',
  },
}

SCSS

$custom: #a42128;
$custom-light: #c86962;
$custom-dark: #000000;

JSON

{
  "hex": "#a42128",
  "rgb": {
    "r": 164,
    "g": 33,
    "b": 40
  },
  "hsl": {
    "h": 356.794,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47064,
    "c": 0.16628,
    "h": 24.1
  },
  "luminance": 0.09133
}

Semantic roles & 50–950 ramp

primary

#A42128

secondary

#5DC4BE

accent

#E9E03E

background

#FDF6F5

surface

#FAECEA

border

#D3C7C6

text

#150705

muted

#837A79

Preview Lab

Preview with #A42128

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

Preview Lab → · Contrast checker → · Palette generator →