#A5273A#A5273A

#A5273A is a mid, vivid red. Relative luminance 0.098; OKLCH L 48.1% C 0.161 H 17.8°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#A5273A
RGB	rgb(165, 39, 58)
HSL	hsl(351, 62%, 40%)
HSV	hsv(351, 76%, 65%)
CMYK	cmyk(0%, 76.4%, 64.8%, 35.3%)
CIE-LAB	lab(37.41, 51.56, 20.51)
CIE-LCH	lch(37.41, 55.49, 21.69°)
OKLab	oklab(48.05% 0.1535 0.0492)
OKLCH	oklch(48.05% 0.161 17.8)
XYZ	xyz(17.0081, 9.7584, 4.9902)
Luminance	0.0976 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5273A #27A592

analogous

#A52779 #A5273A #A55327

triadic

#A5273A #3AA527 #273AA5

tetradic

#A5273A #79A527 #27A592 #5327A5

square

#A5273A #79A527 #27A592 #5327A5

split-complementary

#A5273A #27A553 #2779A5

monochromatic

#421017 #741B29 #A5273A #D03950 #DC6A7C

Accessibility & contrast

On white

7.12

#A5273A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#A5273A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A5273A

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5273A	#FFFFFF	#000000	##FFFFFF
##A5273A	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B473A

Deuteranopia (green-blind)

#6B6236

Tritanopia (blue-blind)

#B5002F

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a5273a;
/* rgb */ color: rgb(165, 39, 58);
/* oklch */ color: oklch(48.1% 0.161 17.8);

Tailwind

colors: {
  custom: {
    50: '#c76c70',
    500: '#a5273a',
    950: '#000000',
  },
}

SCSS

$custom: #a5273a;
$custom-light: #c76c70;
$custom-dark: #000000;

JSON

{
  "hex": "#a5273a",
  "rgb": {
    "r": 165,
    "g": 39,
    "b": 58
  },
  "hsl": {
    "h": 350.952,
    "s": 61.765,
    "l": 40
  },
  "oklch": {
    "l": 0.48052,
    "c": 0.16117,
    "h": 17.8
  },
  "luminance": 0.09756
}

Semantic roles & 50–950 ramp

primary

#A5273A

secondary

#66C2B4

accent

#E5CC43

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140807

muted

#837B7A

Preview Lab

Preview with #A5273A

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

Preview Lab → · Contrast checker → · Palette generator →