#A42139#A42139

#A42139 is a mid, vivid red. Relative luminance 0.093; OKLCH L 47.3% C 0.165 H 16.8°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#A42139
RGB	rgb(164, 33, 57)
HSL	hsl(349, 66%, 39%)
HSV	hsv(349, 80%, 64%)
CMYK	cmyk(0%, 79.9%, 65.2%, 35.7%)
CIE-LAB	lab(36.51, 53.10, 19.95)
CIE-LCH	lch(36.51, 56.72, 20.60°)
OKLab	oklab(47.35% 0.1584 0.0478)
OKLCH	oklch(47.35% 0.165 16.8)
XYZ	xyz(16.5940, 9.2782, 4.7872)
Luminance	0.0928 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42139 #21A48C

analogous

#A4217A #A42139 #A44B21

triadic

#A42139 #39A421 #2139A4

tetradic

#A42139 #7AA421 #21A48C #4B21A4

square

#A42139 #7AA421 #21A48C #4B21A4

split-complementary

#A42139 #21A44B #217AA4

monochromatic

#3E0C16 #711727 #A42139 #D52D4C #DF6078

Accessibility & contrast

On white

7.36

#A42139 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#A42139 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42139

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42139	#FFFFFF	#000000	##FFFFFF
##A42139	1.00	7.36	2.86	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484439

Deuteranopia (green-blind)

#696035

Tritanopia (blue-blind)

#B4002C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a42139;
/* rgb */ color: rgb(164, 33, 57);
/* oklch */ color: oklch(47.3% 0.165 16.8);

Tailwind

colors: {
  custom: {
    50: '#c66a6f',
    500: '#a42139',
    950: '#000000',
  },
}

SCSS

$custom: #a42139;
$custom-light: #c66a6f;
$custom-dark: #000000;

JSON

{
  "hex": "#a42139",
  "rgb": {
    "r": 164,
    "g": 33,
    "b": 57
  },
  "hsl": {
    "h": 349.008,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.4735,
    "c": 0.16541,
    "h": 16.8
  },
  "luminance": 0.09276
}

Semantic roles & 50–950 ramp

primary

#A42139

secondary

#5DC4B1

accent

#E9CA3E

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140707

muted

#837A7A

Preview Lab

Preview with #A42139

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

Preview Lab → · Contrast checker → · Palette generator →