#A5303D#A5303D

#A5303D is a mid, vivid red. Relative luminance 0.104; OKLCH L 49.0% C 0.152 H 18.7°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#A5303D
RGB	rgb(165, 48, 61)
HSL	hsl(353, 55%, 42%)
HSV	hsv(353, 71%, 65%)
CMYK	cmyk(0%, 70.9%, 63%, 35.3%)
CIE-LAB	lab(38.64, 48.47, 20.22)
CIE-LCH	lch(38.64, 52.52, 22.64°)
OKLab	oklab(48.99% 0.1442 0.0488)
OKLCH	oklch(48.99% 0.152 18.7)
XYZ	xyz(17.4181, 10.4526, 5.5144)
Luminance	0.1045 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5303D #30A598

analogous

#A53078 #A5303D #A55D30

triadic

#A5303D #3DA530 #303DA5

tetradic

#A5303D #78A530 #30A598 #5D30A5

square

#A5303D #78A530 #30A598 #5D30A5

split-complementary

#A5303D #30A55D #3078A5

monochromatic

#46141A #76222B #A5303D #CA4857 #D87882

Accessibility & contrast

On white

6.80

#A5303D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#A5303D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A5303D

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5303D	#FFFFFF	#000000	##FFFFFF
##A5303D	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4B3D

Deuteranopia (green-blind)

#6D643A

Tritanopia (blue-blind)

#B50F36

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a5303d;
/* rgb */ color: rgb(165, 48, 61);
/* oklch */ color: oklch(49.0% 0.152 18.7);

Tailwind

colors: {
  custom: {
    50: '#c67172',
    500: '#a5303d',
    950: '#000000',
  },
}

SCSS

$custom: #a5303d;
$custom-light: #c67172;
$custom-dark: #000000;

JSON

{
  "hex": "#a5303d",
  "rgb": {
    "r": 165,
    "g": 48,
    "b": 61
  },
  "hsl": {
    "h": 353.333,
    "s": 54.93,
    "l": 41.765
  },
  "oklch": {
    "l": 0.4899,
    "c": 0.15224,
    "h": 18.7
  },
  "luminance": 0.1045
}

Semantic roles & 50–950 ramp

primary

#A5303D

secondary

#71C0B7

accent

#DECE4A

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#140808

muted

#837B7B

Preview Lab

Preview with #A5303D

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

Preview Lab → · Contrast checker → · Palette generator →