#AD3A3E#AD3A3E

#AD3A3E is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.5% C 0.150 H 22.2°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#AD3A3E
RGB	rgb(173, 58, 62)
HSL	hsl(358, 50%, 45%)
HSV	hsv(358, 66%, 68%)
CMYK	cmyk(0%, 66.5%, 64.2%, 32.2%)
CIE-LAB	lab(41.63, 47.09, 23.72)
CIE-LCH	lch(41.63, 52.73, 26.73°)
OKLab	oklab(51.5% 0.139 0.0566)
OKLCH	oklch(51.5% 0.15 22.2)
XYZ	xyz(19.6181, 12.2609, 5.8900)
Luminance	0.1226 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3A3E #3AADA9

analogous

#AD3A77 #AD3A3E #AD6F3A

triadic

#AD3A3E #3EAD3A #3A3EAD

tetradic

#AD3A3E #77AD3A #3AADA9 #6F3AAD

square

#AD3A3E #77AD3A #3AADA9 #6F3AAD

split-complementary

#AD3A3E #3AAD6F #3A77AD

monochromatic

#511B1D #7F2B2E #AD3A3E #C85C60 #D88A8C

Accessibility & contrast

On white

6.08

#AD3A3E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#AD3A3E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3A3E

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3A3E	#FFFFFF	#000000	##FFFFFF
##AD3A3E	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)

#58533D

Deuteranopia (green-blind)

#756B3B

Tritanopia (blue-blind)

#BE1F3C

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #ad3a3e;
/* rgb */ color: rgb(173, 58, 62);
/* oklch */ color: oklch(51.5% 0.150 22.2);

Tailwind

colors: {
  custom: {
    50: '#cc7773',
    500: '#ad3a3e',
    950: '#000000',
  },
}

SCSS

$custom: #ad3a3e;
$custom-light: #cc7773;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3a3e",
  "rgb": {
    "r": 173,
    "g": 58,
    "b": 62
  },
  "hsl": {
    "h": 357.913,
    "s": 49.784,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51497,
    "c": 0.15012,
    "h": 22.2
  },
  "luminance": 0.12258
}

Semantic roles & 50–950 ramp

primary

#AD3A3E

secondary

#81C2C0

accent

#D9D44E

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#150908

muted

#837B7B

Preview Lab

Preview with #AD3A3E

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

Preview Lab → · Contrast checker → · Palette generator →