#AD3A3F#AD3A3F

#AD3A3F is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.5% C 0.150 H 21.7°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#AD3A3F
RGB	rgb(173, 58, 63)
HSL	hsl(357, 50%, 45%)
HSV	hsv(357, 66%, 68%)
CMYK	cmyk(0%, 66.5%, 63.6%, 32.2%)
CIE-LAB	lab(41.65, 47.16, 23.13)
CIE-LCH	lch(41.65, 52.53, 26.13°)
OKLab	oklab(51.52% 0.1394 0.0554)
OKLCH	oklch(51.52% 0.15 21.7)
XYZ	xyz(19.6458, 12.2719, 6.0359)
Luminance	0.1227 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3A3F #3AADA8

analogous

#AD3A79 #AD3A3F #AD6E3A

triadic

#AD3A3F #3FAD3A #3A3FAD

tetradic

#AD3A3F #79AD3A #3AADA8 #6E3AAD

square

#AD3A3F #79AD3A #3AADA8 #6E3AAD

split-complementary

#AD3A3F #3AAD6E #3A79AD

monochromatic

#511B1E #7F2B2E #AD3A3F #C85C61 #D88A8D

Accessibility & contrast

On white

6.08

#AD3A3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#AD3A3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3A3F

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3A3F	#FFFFFF	#000000	##FFFFFF
##AD3A3F	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58533E

Deuteranopia (green-blind)

#756B3C

Tritanopia (blue-blind)

#BE1F3D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #ad3a3f;
/* rgb */ color: rgb(173, 58, 63);
/* oklch */ color: oklch(51.5% 0.150 21.7);

Tailwind

colors: {
  custom: {
    50: '#cc7774',
    500: '#ad3a3f',
    950: '#000000',
  },
}

SCSS

$custom: #ad3a3f;
$custom-light: #cc7774;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3a3f",
  "rgb": {
    "r": 173,
    "g": 58,
    "b": 63
  },
  "hsl": {
    "h": 357.391,
    "s": 49.784,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51516,
    "c": 0.15001,
    "h": 21.7
  },
  "luminance": 0.12269
}

Semantic roles & 50–950 ramp

primary

#AD3A3F

secondary

#81C2BF

accent

#D9D34E

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #AD3A3F

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

Preview Lab → · Contrast checker → · Palette generator →