#A7241E#A7241E

#A7241E is a mid, vivid red. Relative luminance 0.096; OKLCH L 47.7% C 0.168 H 28.2°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#A7241E
RGB	rgb(167, 36, 30)
HSL	hsl(3, 70%, 39%)
HSV	hsv(3, 82%, 65%)
CMYK	cmyk(0%, 78.4%, 82%, 34.5%)
CIE-LAB	lab(37.07, 51.89, 37.09)
CIE-LCH	lch(37.07, 63.78, 35.56°)
OKLab	oklab(47.75% 0.1482 0.0795)
OKLCH	oklch(47.75% 0.168 28.2)
XYZ	xyz(16.8036, 9.5737, 2.1912)
Luminance	0.0957 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A7241E #1EA1A7

analogous

#A71E5C #A7241E #A7681E

triadic

#A7241E #1EA724 #241EA7

tetradic

#A7241E #5CA71E #1EA1A7 #681EA7

square

#A7241E #5CA71E #1EA1A7 #681EA7

split-complementary

#A7241E #1EA768 #1E5CA7

monochromatic

#3F0E0B #731915 #A7241E #D9312A #E2635D

Accessibility & contrast

On white

7.21

#A7241E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#A7241E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A7241E

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A7241E	#FFFFFF	#000000	##FFFFFF
##A7241E	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D451C

Deuteranopia (green-blind)

#6D6117

Tritanopia (blue-blind)

#B80024

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a7241e;
/* rgb */ color: rgb(167, 36, 30);
/* oklch */ color: oklch(47.7% 0.168 28.2);

Tailwind

colors: {
  custom: {
    50: '#ca6b5b',
    500: '#a7241e',
    950: '#000000',
  },
}

SCSS

$custom: #a7241e;
$custom-light: #ca6b5b;
$custom-dark: #000000;

JSON

{
  "hex": "#a7241e",
  "rgb": {
    "r": 167,
    "g": 36,
    "b": 30
  },
  "hsl": {
    "h": 2.628,
    "s": 69.543,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47747,
    "c": 0.16813,
    "h": 28.2
  },
  "luminance": 0.09571
}

Semantic roles & 50–950 ramp

primary

#A7241E

secondary

#5BC2C6

accent

#E5EC3B

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A7241E

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

Preview Lab → · Contrast checker → · Palette generator →