#AD3749#AD3749

#AD3749 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.4% C 0.153 H 15.6°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#AD3749
RGB	rgb(173, 55, 73)
HSL	hsl(351, 52%, 45%)
HSV	hsv(351, 68%, 68%)
CMYK	cmyk(0%, 68.2%, 57.8%, 32.2%)
CIE-LAB	lab(41.38, 49.12, 16.59)
CIE-LCH	lch(41.38, 51.84, 18.67°)
OKLab	oklab(51.38% 0.1474 0.0411)
OKLCH	oklch(51.38% 0.153 15.6)
XYZ	xyz(19.8042, 12.1003, 7.5948)
Luminance	0.1210 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3749 #37AD9B

analogous

#AD3784 #AD3749 #AD6037

triadic

#AD3749 #49AD37 #3749AD

tetradic

#AD3749 #84AD37 #37AD9B #6037AD

square

#AD3749 #84AD37 #37AD9B #6037AD

split-complementary

#AD3749 #37AD60 #3784AD

monochromatic

#501922 #7F2835 #AD3749 #CA5769 #D88693

Accessibility & contrast

On white

6.14

#AD3749 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#AD3749 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3749

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3749	#FFFFFF	#000000	##FFFFFF
##AD3749	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555249

Deuteranopia (green-blind)

#736B46

Tritanopia (blue-blind)

#BD1D3E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #ad3749;
/* rgb */ color: rgb(173, 55, 73);
/* oklch */ color: oklch(51.4% 0.153 15.6);

Tailwind

colors: {
  custom: {
    50: '#cb757b',
    500: '#ad3749',
    950: '#000000',
  },
}

SCSS

$custom: #ad3749;
$custom-light: #cb757b;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3749",
  "rgb": {
    "r": 173,
    "g": 55,
    "b": 73
  },
  "hsl": {
    "h": 350.847,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51376,
    "c": 0.15304,
    "h": 15.6
  },
  "luminance": 0.12098
}

Semantic roles & 50–950 ramp

primary

#AD3749

secondary

#7DC2B8

accent

#DBC54D

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#140909

muted

#837B7B

Preview Lab

Preview with #AD3749

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

Preview Lab → · Contrast checker → · Palette generator →