#AD3F2A#AD3F2A

#AD3F2A is a mid, vivid red. Relative luminance 0.126; OKLCH L 51.8% C 0.148 H 32.8°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#AD3F2A
RGB	rgb(173, 63, 42)
HSL	hsl(10, 61%, 42%)
HSV	hsv(10, 76%, 68%)
CMYK	cmyk(0%, 63.6%, 75.7%, 32.2%)
CIE-LAB	lab(42.17, 43.82, 36.09)
CIE-LCH	lch(42.17, 56.77, 39.48°)
OKLab	oklab(51.81% 0.1247 0.0804)
OKLCH	oklch(51.81% 0.148 32.8)
XYZ	xyz(19.4311, 12.6092, 3.6007)
Luminance	0.1261 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3F2A #2A98AD

analogous

#AD2A57 #AD3F2A #AD802A

triadic

#AD3F2A #2AAD3F #3F2AAD

tetradic

#AD3F2A #57AD2A #2A98AD #802AAD

square

#AD3F2A #57AD2A #2A98AD #802AAD

split-complementary

#AD3F2A #2AAD80 #2A57AD

monochromatic

#4B1B12 #7C2D1E #AD3F2A #D15A43 #DD8574

Accessibility & contrast

On white

5.96

#AD3F2A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#AD3F2A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3F2A

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3F2A	#FFFFFF	#000000	##FFFFFF
##AD3F2A	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5427

Deuteranopia (green-blind)

#796D26

Tritanopia (blue-blind)

#BE233B

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #ad3f2a;
/* rgb */ color: rgb(173, 63, 42);
/* oklch */ color: oklch(51.8% 0.148 32.8);

Tailwind

colors: {
  custom: {
    50: '#cd7965',
    500: '#ad3f2a',
    950: '#000000',
  },
}

SCSS

$custom: #ad3f2a;
$custom-light: #cd7965;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3f2a",
  "rgb": {
    "r": 173,
    "g": 63,
    "b": 42
  },
  "hsl": {
    "h": 9.618,
    "s": 60.93,
    "l": 42.157
  },
  "oklch": {
    "l": 0.51813,
    "c": 0.14839,
    "h": 32.8
  },
  "luminance": 0.12606
}

Semantic roles & 50–950 ramp

primary

#AD3F2A

secondary

#6EB7C5

accent

#CAE444

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150905

muted

#837B7A

Preview Lab

Preview with #AD3F2A

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

Preview Lab → · Contrast checker → · Palette generator →