#A4272D#A4272D

#A4272D is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.6% C 0.161 H 23.5°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#A4272D
RGB	rgb(164, 39, 45)
HSL	hsl(357, 62%, 40%)
HSV	hsv(357, 76%, 64%)
CMYK	cmyk(0%, 76.2%, 72.6%, 35.7%)
CIE-LAB	lab(37.00, 50.56, 28.06)
CIE-LCH	lch(37.00, 57.82, 29.04°)
OKLab	oklab(47.64% 0.1476 0.0642)
OKLCH	oklch(47.64% 0.161 23.5)
XYZ	xyz(16.5109, 9.5356, 3.4533)
Luminance	0.0953 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4272D #27A49E

analogous

#A4276C #A4272D #A46027

triadic

#A4272D #2DA427 #272DA4

tetradic

#A4272D #6CA427 #27A49E #6027A4

square

#A4272D #6CA427 #27A49E #6027A4

split-complementary

#A4272D #27A460 #276CA4

monochromatic

#410F12 #731B1F #A4272D #D03840 #DC6A6F

Accessibility & contrast

On white

7.22

#A4272D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#A4272D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A4272D

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4272D	#FFFFFF	#000000	##FFFFFF
##A4272D	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C462C

Deuteranopia (green-blind)

#6B6129

Tritanopia (blue-blind)

#B5002B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a4272d;
/* rgb */ color: rgb(164, 39, 45);
/* oklch */ color: oklch(47.6% 0.161 23.5);

Tailwind

colors: {
  custom: {
    50: '#c76c66',
    500: '#a4272d',
    950: '#000000',
  },
}

SCSS

$custom: #a4272d;
$custom-light: #c76c66;
$custom-dark: #000000;

JSON

{
  "hex": "#a4272d",
  "rgb": {
    "r": 164,
    "g": 39,
    "b": 45
  },
  "hsl": {
    "h": 357.12,
    "s": 61.576,
    "l": 39.804
  },
  "oklch": {
    "l": 0.47644,
    "c": 0.16092,
    "h": 23.5
  },
  "luminance": 0.09533
}

Semantic roles & 50–950 ramp

primary

#A4272D

secondary

#65C2BD

accent

#E5DD43

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#150706

muted

#837A7A

Preview Lab

Preview with #A4272D

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

Preview Lab → · Contrast checker → · Palette generator →