#A6273D#A6273D

#A6273D is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.3% C 0.162 H 16.4°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#A6273D
RGB	rgb(166, 39, 61)
HSL	hsl(350, 62%, 40%)
HSV	hsv(350, 77%, 65%)
CMYK	cmyk(0%, 76.5%, 63.3%, 34.9%)
CIE-LAB	lab(37.66, 52.05, 18.97)
CIE-LCH	lch(37.66, 55.40, 20.02°)
OKLab	oklab(48.29% 0.1555 0.0459)
OKLCH	oklch(48.29% 0.162 16.4)
XYZ	xyz(17.2955, 9.8975, 5.4137)
Luminance	0.0989 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6273D #27A690

analogous

#A6277D #A6273D #A65027

triadic

#A6273D #3DA627 #273DA6

tetradic

#A6273D #7DA627 #27A690 #5027A6

square

#A6273D #7DA627 #27A690 #5027A6

split-complementary

#A6273D #27A650 #277DA6

monochromatic

#431019 #741B2B #A6273D #D13A54 #DC6B7F

Accessibility & contrast

On white

7.05

#A6273D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#A6273D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A6273D

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6273D	#FFFFFF	#000000	##FFFFFF
##A6273D	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)

#4B483D

Deuteranopia (green-blind)

#6B6239

Tritanopia (blue-blind)

#B60030

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a6273d;
/* rgb */ color: rgb(166, 39, 61);
/* oklch */ color: oklch(48.3% 0.162 16.4);

Tailwind

colors: {
  custom: {
    50: '#c76d72',
    500: '#a6273d',
    950: '#000000',
  },
}

SCSS

$custom: #a6273d;
$custom-light: #c76d72;
$custom-dark: #000000;

JSON

{
  "hex": "#a6273d",
  "rgb": {
    "r": 166,
    "g": 39,
    "b": 61
  },
  "hsl": {
    "h": 349.606,
    "s": 61.951,
    "l": 40.196
  },
  "oklch": {
    "l": 0.48293,
    "c": 0.16216,
    "h": 16.4
  },
  "luminance": 0.09895
}

Semantic roles & 50–950 ramp

primary

#A6273D

secondary

#66C3B3

accent

#E5C943

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140807

muted

#837B7A

Preview Lab

Preview with #A6273D

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

Preview Lab → · Contrast checker → · Palette generator →