#AD3A24#AD3A24

#AD3A24 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.1% C 0.154 H 32.9°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#AD3A24
RGB	rgb(173, 58, 36)
HSL	hsl(10, 66%, 41%)
HSV	hsv(10, 79%, 68%)
CMYK	cmyk(0%, 66.5%, 79.2%, 32.2%)
CIE-LAB	lab(41.28, 45.80, 38.43)
CIE-LCH	lch(41.28, 59.79, 40.00°)
OKLab	oklab(51.13% 0.1297 0.0839)
OKLCH	oklch(51.13% 0.154 32.9)
XYZ	xyz(19.0672, 12.0405, 2.9888)
Luminance	0.1204 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3A24 #2497AD

analogous

#AD2452 #AD3A24 #AD7E24

triadic

#AD3A24 #24AD3A #3A24AD

tetradic

#AD3A24 #52AD24 #2497AD #7E24AD

square

#AD3A24 #52AD24 #2497AD #7E24AD

split-complementary

#AD3A24 #24AD7E #2452AD

monochromatic

#48180F #7A2919 #AD3A24 #D65239 #E07E6B

Accessibility & contrast

On white

6.16

#AD3A24 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#AD3A24 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3A24

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3A24	#FFFFFF	#000000	##FFFFFF
##AD3A24	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5121

Deuteranopia (green-blind)

#776B1F

Tritanopia (blue-blind)

#BF1836

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #ad3a24;
/* rgb */ color: rgb(173, 58, 36);
/* oklch */ color: oklch(51.1% 0.154 32.9);

Tailwind

colors: {
  custom: {
    50: '#ce7660',
    500: '#ad3a24',
    950: '#000000',
  },
}

SCSS

$custom: #ad3a24;
$custom-light: #ce7660;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3a24",
  "rgb": {
    "r": 173,
    "g": 58,
    "b": 36
  },
  "hsl": {
    "h": 9.635,
    "s": 65.55,
    "l": 40.98
  },
  "oklch": {
    "l": 0.51125,
    "c": 0.15442,
    "h": 32.9
  },
  "luminance": 0.12038
}

Semantic roles & 50–950 ramp

primary

#AD3A24

secondary

#66B7C6

accent

#CDE93F

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150905

muted

#837B79

Preview Lab

Preview with #AD3A24

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

Preview Lab → · Contrast checker → · Palette generator →