#A42C39#A42C39

#A42C39 is a mid, vivid red. Relative luminance 0.100; OKLCH L 48.3% C 0.155 H 19.4°. Best body text is #FFFFFF at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#A42C39
RGB	rgb(164, 44, 57)
HSL	hsl(354, 58%, 41%)
HSV	hsv(354, 73%, 64%)
CMYK	cmyk(0%, 73.2%, 65.2%, 35.7%)
CIE-LAB	lab(37.83, 49.42, 21.64)
CIE-LCH	lch(37.83, 53.95, 23.64°)
OKLab	oklab(48.33% 0.1466 0.0517)
OKLCH	oklch(48.33% 0.155 19.4)
XYZ	xyz(16.9508, 9.9918, 4.9061)
Luminance	0.0999 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42C39 #2CA497

analogous

#A42C75 #A42C39 #A45B2C

triadic

#A42C39 #39A42C #2C39A4

tetradic

#A42C39 #75A42C #2CA497 #5B2CA4

square

#A42C39 #75A42C #2CA497 #5B2CA4

split-complementary

#A42C39 #2CA45B #2C75A4

monochromatic

#431217 #741F28 #A42C39 #CC4150 #D9717D

Accessibility & contrast

On white

7.01

#A42C39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#A42C39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A42C39

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42C39	#FFFFFF	#000000	##FFFFFF
##A42C39	1.00	7.01	3.00	7.01
#FFFFFF	7.01	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4939

Deuteranopia (green-blind)

#6C6236

Tritanopia (blue-blind)

#B40132

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a42c39;
/* rgb */ color: rgb(164, 44, 57);
/* oklch */ color: oklch(48.3% 0.155 19.4);

Tailwind

colors: {
  custom: {
    50: '#c66e6f',
    500: '#a42c39',
    950: '#000000',
  },
}

SCSS

$custom: #a42c39;
$custom-light: #c66e6f;
$custom-dark: #000000;

JSON

{
  "hex": "#a42c39",
  "rgb": {
    "r": 164,
    "g": 44,
    "b": 57
  },
  "hsl": {
    "h": 353.5,
    "s": 57.692,
    "l": 40.784
  },
  "oklch": {
    "l": 0.48325,
    "c": 0.15542,
    "h": 19.4
  },
  "luminance": 0.09989
}

Semantic roles & 50–950 ramp

primary

#A42C39

secondary

#6BC0B7

accent

#E1D047

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#140807

muted

#837B7A

Preview Lab

Preview with #A42C39

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

Preview Lab → · Contrast checker → · Palette generator →