#A42835#A42835

#A42835 is a mid, vivid red. Relative luminance 0.097; OKLCH L 47.9% C 0.159 H 20.2°. Best body text is #FFFFFF at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#A42835
RGB	rgb(164, 40, 53)
HSL	hsl(354, 61%, 40%)
HSV	hsv(354, 76%, 64%)
CMYK	cmyk(0%, 75.6%, 67.7%, 35.7%)
CIE-LAB	lab(37.24, 50.62, 23.41)
CIE-LCH	lch(37.24, 55.77, 24.81°)
OKLab	oklab(47.87% 0.1496 0.0552)
OKLCH	oklch(47.87% 0.159 20.2)
XYZ	xyz(16.7131, 9.6697, 4.3539)
Luminance	0.0967 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42835 #28A497

analogous

#A42873 #A42835 #A45928

triadic

#A42835 #35A428 #2835A4

tetradic

#A42835 #73A428 #28A497 #5928A4

square

#A42835 #73A428 #28A497 #5928A4

split-complementary

#A42835 #28A459 #2873A4

monochromatic

#421015 #731C25 #A42835 #CF3A4A #DB6B77

Accessibility & contrast

On white

7.16

#A42835 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#A42835 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42835

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42835	#FFFFFF	#000000	##FFFFFF
##A42835	1.00	7.16	2.93	7.16
#FFFFFF	7.16	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4735

Deuteranopia (green-blind)

#6B6131

Tritanopia (blue-blind)

#B4002E

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a42835;
/* rgb */ color: rgb(164, 40, 53);
/* oklch */ color: oklch(47.9% 0.159 20.2);

Tailwind

colors: {
  custom: {
    50: '#c66d6c',
    500: '#a42835',
    950: '#000000',
  },
}

SCSS

$custom: #a42835;
$custom-light: #c66d6c;
$custom-dark: #000000;

JSON

{
  "hex": "#a42835",
  "rgb": {
    "r": 164,
    "g": 40,
    "b": 53
  },
  "hsl": {
    "h": 353.71,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.47868,
    "c": 0.15941,
    "h": 20.2
  },
  "luminance": 0.09667
}

Semantic roles & 50–950 ramp

primary

#A42835

secondary

#66C1B8

accent

#E4D344

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A42835

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

Preview Lab → · Contrast checker → · Palette generator →