#A1303D#A1303D

#A1303D is a mid, vivid red. Relative luminance 0.100; OKLCH L 48.3% C 0.148 H 18.2°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#A1303D
RGB	rgb(161, 48, 61)
HSL	hsl(353, 54%, 41%)
HSV	hsv(353, 70%, 63%)
CMYK	cmyk(0%, 70.2%, 62.1%, 36.9%)
CIE-LAB	lab(37.90, 47.17, 19.10)
CIE-LCH	lch(37.90, 50.89, 22.05°)
OKLab	oklab(48.3% 0.1406 0.0463)
OKLCH	oklch(48.3% 0.148 18.2)
XYZ	xyz(16.5988, 10.0302, 5.4760)
Luminance	0.1003 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1303D #30A194

analogous

#A13075 #A1303D #A15B30

triadic

#A1303D #3DA130 #303DA1

tetradic

#A1303D #75A130 #30A194 #5B30A1

square

#A1303D #75A130 #30A194 #5B30A1

split-complementary

#A1303D #30A15B #3075A1

monochromatic

#431419 #72222B #A1303D #C84655 #D67581

Accessibility & contrast

On white

6.99

#A1303D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#A1303D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A1303D

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1303D	#FFFFFF	#000000	##FFFFFF
##A1303D	1.00	6.99	3.01	6.99
#FFFFFF	6.99	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4A3D

Deuteranopia (green-blind)

#6B623A

Tritanopia (blue-blind)

#B01336

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a1303d;
/* rgb */ color: rgb(161, 48, 61);
/* oklch */ color: oklch(48.3% 0.148 18.2);

Tailwind

colors: {
  custom: {
    50: '#c37072',
    500: '#a1303d',
    950: '#000000',
  },
}

SCSS

$custom: #a1303d;
$custom-light: #c37072;
$custom-dark: #000000;

JSON

{
  "hex": "#a1303d",
  "rgb": {
    "r": 161,
    "g": 48,
    "b": 61
  },
  "hsl": {
    "h": 353.097,
    "s": 54.067,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48296,
    "c": 0.14799,
    "h": 18.2
  },
  "luminance": 0.10028
}

Semantic roles & 50–950 ramp

primary

#A1303D

secondary

#6FBEB5

accent

#DDCD4A

background

#FCF7F6

surface

#F9EDEC

border

#D2C8C7

text

#140808

muted

#827B7B

Preview Lab

Preview with #A1303D

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

Preview Lab → · Contrast checker → · Palette generator →