#A6273C#A6273C

#A6273C is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.3% C 0.162 H 16.9°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#A6273C
RGB	rgb(166, 39, 60)
HSL	hsl(350, 62%, 40%)
HSV	hsv(350, 77%, 65%)
CMYK	cmyk(0%, 76.5%, 63.9%, 34.9%)
CIE-LAB	lab(37.64, 51.99, 19.58)
CIE-LCH	lch(37.64, 55.55, 20.64°)
OKLab	oklab(48.27% 0.1551 0.0472)
OKLCH	oklch(48.27% 0.162 16.9)
XYZ	xyz(17.2688, 9.8868, 5.2731)
Luminance	0.0988 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6273C #27A691

analogous

#A6277B #A6273C #A65227

triadic

#A6273C #3CA627 #273CA6

tetradic

#A6273C #7BA627 #27A691 #5227A6

square

#A6273C #7BA627 #27A691 #5227A6

split-complementary

#A6273C #27A652 #277BA6

monochromatic

#431018 #741B2A #A6273C #D13A53 #DC6B7E

Accessibility & contrast

On white

7.05

#A6273C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#A6273C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A6273C

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6273C	#FFFFFF	#000000	##FFFFFF
##A6273C	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B483C

Deuteranopia (green-blind)

#6B6238

Tritanopia (blue-blind)

#B60030

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a6273c;
/* rgb */ color: rgb(166, 39, 60);
/* oklch */ color: oklch(48.3% 0.162 16.9);

Tailwind

colors: {
  custom: {
    50: '#c86d71',
    500: '#a6273c',
    950: '#000000',
  },
}

SCSS

$custom: #a6273c;
$custom-light: #c86d71;
$custom-dark: #000000;

JSON

{
  "hex": "#a6273c",
  "rgb": {
    "r": 166,
    "g": 39,
    "b": 60
  },
  "hsl": {
    "h": 350.079,
    "s": 61.951,
    "l": 40.196
  },
  "oklch": {
    "l": 0.48272,
    "c": 0.16215,
    "h": 16.9
  },
  "luminance": 0.09884
}

Semantic roles & 50–950 ramp

primary

#A6273C

secondary

#66C3B3

accent

#E5CA43

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140807

muted

#837B7A

Preview Lab

Preview with #A6273C

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

Preview Lab → · Contrast checker → · Palette generator →