#A7243D#A7243D

#A7243D is a mid, vivid red. Relative luminance 0.098; OKLCH L 48.2% C 0.166 H 15.9°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#A7243D
RGB	rgb(167, 36, 61)
HSL	hsl(349, 65%, 40%)
HSV	hsv(349, 78%, 65%)
CMYK	cmyk(0%, 78.4%, 63.5%, 34.5%)
CIE-LAB	lab(37.51, 53.31, 18.82)
CIE-LCH	lch(37.51, 56.54, 19.44°)
OKLab	oklab(48.22% 0.1595 0.0455)
OKLCH	oklch(48.22% 0.166 15.9)
XYZ	xyz(17.4114, 9.8168, 5.3920)
Luminance	0.0981 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A7243D #24A78E

analogous

#A7247E #A7243D #A74D24

triadic

#A7243D #3DA724 #243DA7

tetradic

#A7243D #7EA724 #24A78E #4D24A7

square

#A7243D #7EA724 #24A78E #4D24A7

split-complementary

#A7243D #24A74D #247EA7

monochromatic

#420E18 #75192B #A7243D #D33553 #DE677E

Accessibility & contrast

On white

7.09

#A7243D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#A7243D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A7243D

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A7243D	#FFFFFF	#000000	##FFFFFF
##A7243D	1.00	7.09	2.96	7.09
#FFFFFF	7.09	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A473D

Deuteranopia (green-blind)

#6B6239

Tritanopia (blue-blind)

#B7002F

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a7243d;
/* rgb */ color: rgb(167, 36, 61);
/* oklch */ color: oklch(48.2% 0.166 15.9);

Tailwind

colors: {
  custom: {
    50: '#c86c72',
    500: '#a7243d',
    950: '#000000',
  },
}

SCSS

$custom: #a7243d;
$custom-light: #c86c72;
$custom-dark: #000000;

JSON

{
  "hex": "#a7243d",
  "rgb": {
    "r": 167,
    "g": 36,
    "b": 61
  },
  "hsl": {
    "h": 348.55,
    "s": 64.532,
    "l": 39.804
  },
  "oklch": {
    "l": 0.4822,
    "c": 0.16582,
    "h": 15.9
  },
  "luminance": 0.09814
}

Semantic roles & 50–950 ramp

primary

#A7243D

secondary

#63C4B1

accent

#E8C840

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140707

muted

#837A7A

Preview Lab

Preview with #A7243D

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

Preview Lab → · Contrast checker → · Palette generator →