#A42F26#A42F26

#A42F26 is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.3% C 0.155 H 28.6°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#A42F26
RGB	rgb(164, 47, 38)
HSL	hsl(4, 62%, 40%)
HSV	hsv(4, 77%, 64%)
CMYK	cmyk(0%, 71.3%, 76.8%, 35.7%)
CIE-LAB	lab(37.96, 47.32, 33.32)
CIE-LCH	lch(37.96, 57.88, 35.15°)
OKLab	oklab(48.34% 0.1358 0.074)
OKLCH	oklch(48.34% 0.155 28.6)
XYZ	xyz(16.6781, 10.0680, 2.8985)
Luminance	0.1007 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42F26 #269BA4

analogous

#A4265C #A42F26 #A46E26

triadic

#A42F26 #26A42F #2F26A4

tetradic

#A42F26 #5CA426 #269BA4 #6E26A4

square

#A42F26 #5CA426 #269BA4 #6E26A4

split-complementary

#A42F26 #26A46E #265CA4

monochromatic

#41130F #72211A #A42F26 #D14237 #DC7168

Accessibility & contrast

On white

6.97

#A42F26 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#A42F26 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A42F26

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42F26	#FFFFFF	#000000	##FFFFFF
##A42F26	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514924

Deuteranopia (green-blind)

#6E6322

Tritanopia (blue-blind)

#B5012E

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a42f26;
/* rgb */ color: rgb(164, 47, 38);
/* oklch */ color: oklch(48.3% 0.155 28.6);

Tailwind

colors: {
  custom: {
    50: '#c76f61',
    500: '#a42f26',
    950: '#000000',
  },
}

SCSS

$custom: #a42f26;
$custom-light: #c76f61;
$custom-dark: #000000;

JSON

{
  "hex": "#a42f26",
  "rgb": {
    "r": 164,
    "g": 47,
    "b": 38
  },
  "hsl": {
    "h": 4.286,
    "s": 62.376,
    "l": 39.608
  },
  "oklch": {
    "l": 0.48337,
    "c": 0.15468,
    "h": 28.6
  },
  "luminance": 0.10065
}

Semantic roles & 50–950 ramp

primary

#A42F26

secondary

#64BBC2

accent

#DAE542

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#150805

muted

#837B79

Preview Lab

Preview with #A42F26

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

Preview Lab → · Contrast checker → · Palette generator →