#A42440#A42440

#A42440 is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.7% C 0.163 H 14.0°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#A42440
RGB	rgb(164, 36, 64)
HSL	hsl(347, 64%, 39%)
HSV	hsv(347, 78%, 64%)
CMYK	cmyk(0%, 78%, 61%, 35.7%)
CIE-LAB	lab(36.98, 52.62, 16.09)
CIE-LCH	lch(36.98, 55.03, 17.00°)
OKLab	oklab(47.74% 0.1582 0.0395)
OKLCH	oklch(47.74% 0.163 14)
XYZ	xyz(16.8679, 9.5269, 5.8002)
Luminance	0.0952 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42440 #24A488

analogous

#A42480 #A42440 #A44824

triadic

#A42440 #40A424 #2440A4

tetradic

#A42440 #80A424 #24A488 #4824A4

square

#A42440 #80A424 #24A488 #4824A4

split-complementary

#A42440 #24A448 #2480A4

monochromatic

#400E19 #72192C #A42440 #D23356 #DD657F

Accessibility & contrast

On white

7.23

#A42440 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#A42440 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42440

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42440	#FFFFFF	#000000	##FFFFFF
##A42440	1.00	7.23	2.90	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484640

Deuteranopia (green-blind)

#69613D

Tritanopia (blue-blind)

#B40030

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a42440;
/* rgb */ color: rgb(164, 36, 64);
/* oklch */ color: oklch(47.7% 0.163 14.0);

Tailwind

colors: {
  custom: {
    50: '#c66b74',
    500: '#a42440',
    950: '#000000',
  },
}

SCSS

$custom: #a42440;
$custom-light: #c66b74;
$custom-dark: #000000;

JSON

{
  "hex": "#a42440",
  "rgb": {
    "r": 164,
    "g": 36,
    "b": 64
  },
  "hsl": {
    "h": 346.875,
    "s": 64,
    "l": 39.216
  },
  "oklch": {
    "l": 0.4774,
    "c": 0.16307,
    "h": 14
  },
  "luminance": 0.09524
}

Semantic roles & 50–950 ramp

primary

#A42440

secondary

#61C3AD

accent

#E7C341

background

#FDF6F7

surface

#FAECED

border

#D3C7C8

text

#140708

muted

#837A7B

Preview Lab

Preview with #A42440

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

Preview Lab → · Contrast checker → · Palette generator →