#A42B33#A42B33

#A42B33 is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.1% C 0.157 H 22.0°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#A42B33
RGB	rgb(164, 43, 51)
HSL	hsl(356, 58%, 41%)
HSV	hsv(356, 74%, 64%)
CMYK	cmyk(0%, 73.8%, 68.9%, 35.7%)
CIE-LAB	lab(37.59, 49.45, 25.09)
CIE-LCH	lch(37.59, 55.45, 26.90°)
OKLab	oklab(48.12% 0.1454 0.0586)
OKLCH	oklch(48.12% 0.157 22)
XYZ	xyz(16.7731, 9.8618, 4.1516)
Luminance	0.0986 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42B33 #2BA49C

analogous

#A42B6F #A42B33 #A45F2B

triadic

#A42B33 #33A42B #2B33A4

tetradic

#A42B33 #6FA42B #2BA49C #5F2BA4

square

#A42B33 #6FA42B #2BA49C #5F2BA4

split-complementary

#A42B33 #2BA45F #2B6FA4

monochromatic

#431215 #741E24 #A42B33 #CD3F49 #D97077

Accessibility & contrast

On white

7.07

#A42B33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#A42B33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42B33

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42B33	#FFFFFF	#000000	##FFFFFF
##A42B33	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)

#4D4832

Deuteranopia (green-blind)

#6C622F

Tritanopia (blue-blind)

#B4002F

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a42b33;
/* rgb */ color: rgb(164, 43, 51);
/* oklch */ color: oklch(48.1% 0.157 22.0);

Tailwind

colors: {
  custom: {
    50: '#c66e6a',
    500: '#a42b33',
    950: '#000000',
  },
}

SCSS

$custom: #a42b33;
$custom-light: #c66e6a;
$custom-dark: #000000;

JSON

{
  "hex": "#a42b33",
  "rgb": {
    "r": 164,
    "g": 43,
    "b": 51
  },
  "hsl": {
    "h": 356.033,
    "s": 58.454,
    "l": 40.588
  },
  "oklch": {
    "l": 0.48118,
    "c": 0.15676,
    "h": 22
  },
  "luminance": 0.09859
}

Semantic roles & 50–950 ramp

primary

#A42B33

secondary

#6AC1BB

accent

#E2D746

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A42B33

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

Preview Lab → · Contrast checker → · Palette generator →