#AD3634#AD3634

#AD3634 is a mid, vivid red. Relative luminance 0.118; OKLCH L 50.9% C 0.155 H 25.4°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#AD3634
RGB	rgb(173, 54, 52)
HSL	hsl(1, 54%, 44%)
HSV	hsv(1, 70%, 68%)
CMYK	cmyk(0%, 68.8%, 69.9%, 32.2%)
CIE-LAB	lab(40.85, 48.19, 28.82)
CIE-LCH	lch(40.85, 56.15, 30.88°)
OKLab	oklab(50.87% 0.1404 0.0667)
OKLCH	oklch(50.87% 0.155 25.4)
XYZ	xyz(19.1746, 11.7733, 4.5110)
Luminance	0.1177 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3634 #34ABAD

analogous

#AD346F #AD3634 #AD7334

triadic

#AD3634 #34AD36 #3634AD

tetradic

#AD3634 #6FAD34 #34ABAD #7334AD

square

#AD3634 #6FAD34 #34ABAD #7334AD

split-complementary

#AD3634 #34AD73 #346FAD

monochromatic

#4F1918 #7E2726 #AD3634 #CB5553 #D98382

Accessibility & contrast

On white

6.26

#AD3634 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#AD3634 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3634

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3634	#FFFFFF	#000000	##FFFFFF
##AD3634	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575033

Deuteranopia (green-blind)

#756A30

Tritanopia (blue-blind)

#BE1337

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ad3634;
/* rgb */ color: rgb(173, 54, 52);
/* oklch */ color: oklch(50.9% 0.155 25.4);

Tailwind

colors: {
  custom: {
    50: '#cd746b',
    500: '#ad3634',
    950: '#000000',
  },
}

SCSS

$custom: #ad3634;
$custom-light: #cd746b;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3634",
  "rgb": {
    "r": 173,
    "g": 54,
    "b": 52
  },
  "hsl": {
    "h": 0.992,
    "s": 53.778,
    "l": 44.118
  },
  "oklch": {
    "l": 0.50867,
    "c": 0.15545,
    "h": 25.4
  },
  "luminance": 0.11771
}

Semantic roles & 50–950 ramp

primary

#AD3634

secondary

#7AC2C3

accent

#DBDD4B

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AD3634

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

Preview Lab → · Contrast checker → · Palette generator →