#AD3A4B#AD3A4B

#AD3A4B is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.8% C 0.150 H 15.4°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#AD3A4B
RGB	rgb(173, 58, 75)
HSL	hsl(351, 50%, 45%)
HSV	hsv(351, 66%, 68%)
CMYK	cmyk(0%, 66.5%, 56.6%, 32.2%)
CIE-LAB	lab(41.88, 48.01, 16.03)
CIE-LCH	lch(41.88, 50.62, 18.46°)
OKLab	oklab(51.77% 0.1442 0.0398)
OKLCH	oklch(51.77% 0.15 15.4)
XYZ	xyz(20.0185, 12.4210, 7.9986)
Luminance	0.1242 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3A4B #3AAD9C

analogous

#AD3A85 #AD3A4B #AD623A

triadic

#AD3A4B #4BAD3A #3A4BAD

tetradic

#AD3A4B #85AD3A #3AAD9C #623AAD

square

#AD3A4B #85AD3A #3AAD9C #623AAD

split-complementary

#AD3A4B #3AAD62 #3A85AD

monochromatic

#511B23 #7F2B37 #AD3A4B #C85C6C #D88A95

Accessibility & contrast

On white

6.03

#AD3A4B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#AD3A4B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3A4B

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3A4B	#FFFFFF	#000000	##FFFFFF
##AD3A4B	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56544B

Deuteranopia (green-blind)

#746C48

Tritanopia (blue-blind)

#BD2341

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #ad3a4b;
/* rgb */ color: rgb(173, 58, 75);
/* oklch */ color: oklch(51.8% 0.150 15.4);

Tailwind

colors: {
  custom: {
    50: '#cb777d',
    500: '#ad3a4b',
    950: '#000000',
  },
}

SCSS

$custom: #ad3a4b;
$custom-light: #cb777d;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3a4b",
  "rgb": {
    "r": 173,
    "g": 58,
    "b": 75
  },
  "hsl": {
    "h": 351.13,
    "s": 49.784,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51765,
    "c": 0.14964,
    "h": 15.4
  },
  "luminance": 0.12418
}

Semantic roles & 50–950 ramp

primary

#AD3A4B

secondary

#81C2B8

accent

#D9C54E

background

#FDF7F7

surface

#FAEDEE

border

#D3C8C9

text

#140909

muted

#837B7B

Preview Lab

Preview with #AD3A4B

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

Preview Lab → · Contrast checker → · Palette generator →