#A42B31#A42B31

#A42B31 is a mid, vivid red. Relative luminance 0.098; OKLCH L 48.1% C 0.157 H 22.9°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#A42B31
RGB	rgb(164, 43, 49)
HSL	hsl(357, 58%, 41%)
HSV	hsv(357, 74%, 64%)
CMYK	cmyk(0%, 73.8%, 70.1%, 35.7%)
CIE-LAB	lab(37.56, 49.34, 26.28)
CIE-LCH	lch(37.56, 55.91, 28.04°)
OKLab	oklab(48.08% 0.1446 0.061)
OKLCH	oklch(48.08% 0.157 22.9)
XYZ	xyz(16.7299, 9.8445, 3.9244)
Luminance	0.0984 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42B31 #2BA49E

analogous

#A42B6D #A42B31 #A4612B

triadic

#A42B31 #31A42B #2B31A4

tetradic

#A42B31 #6DA42B #2BA49E #612BA4

square

#A42B31 #6DA42B #2BA49E #612BA4

split-complementary

#A42B31 #2BA461 #2B6DA4

monochromatic

#431214 #741E23 #A42B31 #CD3F46 #D97075

Accessibility & contrast

On white

7.07

#A42B31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#A42B31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42B31

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42B31	#FFFFFF	#000000	##FFFFFF
##A42B31	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4830

Deuteranopia (green-blind)

#6C622D

Tritanopia (blue-blind)

#B4002E

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a42b31;
/* rgb */ color: rgb(164, 43, 49);
/* oklch */ color: oklch(48.1% 0.157 22.9);

Tailwind

colors: {
  custom: {
    50: '#c76e69',
    500: '#a42b31',
    950: '#000000',
  },
}

SCSS

$custom: #a42b31;
$custom-light: #c76e69;
$custom-dark: #000000;

JSON

{
  "hex": "#a42b31",
  "rgb": {
    "r": 164,
    "g": 43,
    "b": 49
  },
  "hsl": {
    "h": 357.025,
    "s": 58.454,
    "l": 40.588
  },
  "oklch": {
    "l": 0.48084,
    "c": 0.15693,
    "h": 22.9
  },
  "luminance": 0.09842
}

Semantic roles & 50–950 ramp

primary

#A42B31

secondary

#6AC1BC

accent

#E2DA46

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A42B31

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

Preview Lab → · Contrast checker → · Palette generator →