#AD3623#AD3623

#AD3623 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.6% C 0.158 H 31.8°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#AD3623
RGB	rgb(173, 54, 35)
HSL	hsl(8, 66%, 41%)
HSV	hsv(8, 80%, 68%)
CMYK	cmyk(0%, 68.8%, 79.8%, 32.2%)
CIE-LAB	lab(40.65, 47.45, 38.32)
CIE-LCH	lch(40.65, 60.99, 38.93°)
OKLab	oklab(50.65% 0.1346 0.0833)
OKLCH	oklch(50.65% 0.158 31.8)
XYZ	xyz(18.8583, 11.6467, 2.8448)
Luminance	0.1164 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3623 #239AAD

analogous

#AD2355 #AD3623 #AD7B23

triadic

#AD3623 #23AD36 #3623AD

tetradic

#AD3623 #55AD23 #239AAD #7B23AD

square

#AD3623 #55AD23 #239AAD #7B23AD

split-complementary

#AD3623 #23AD7B #2355AD

monochromatic

#47160E #7A2619 #AD3623 #D64D37 #E17A6A

Accessibility & contrast

On white

6.31

#AD3623 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#AD3623 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3623

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3623	#FFFFFF	#000000	##FFFFFF
##AD3623	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F20

Deuteranopia (green-blind)

#76691E

Tritanopia (blue-blind)

#BF0D33

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ad3623;
/* rgb */ color: rgb(173, 54, 35);
/* oklch */ color: oklch(50.6% 0.158 31.8);

Tailwind

colors: {
  custom: {
    50: '#ce745f',
    500: '#ad3623',
    950: '#000000',
  },
}

SCSS

$custom: #ad3623;
$custom-light: #ce745f;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3623",
  "rgb": {
    "r": 173,
    "g": 54,
    "b": 35
  },
  "hsl": {
    "h": 8.261,
    "s": 66.346,
    "l": 40.784
  },
  "oklch": {
    "l": 0.50648,
    "c": 0.15831,
    "h": 31.8
  },
  "luminance": 0.11644
}

Semantic roles & 50–950 ramp

primary

#AD3623

secondary

#65B9C7

accent

#D2E93F

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150905

muted

#837B79

Preview Lab

Preview with #AD3623

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

Preview Lab → · Contrast checker → · Palette generator →