#AD2F23#AD2F23

#AD2F23 is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.9% C 0.165 H 29.5°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#AD2F23
RGB	rgb(173, 47, 35)
HSL	hsl(5, 66%, 41%)
HSV	hsv(5, 80%, 68%)
CMYK	cmyk(0%, 72.8%, 79.8%, 32.2%)
CIE-LAB	lab(39.65, 50.18, 37.31)
CIE-LCH	lch(39.65, 62.54, 36.63°)
OKLab	oklab(49.9% 0.1431 0.0811)
OKLCH	oklch(49.9% 0.165 29.5)
XYZ	xyz(18.5557, 11.0415, 2.7440)
Luminance	0.1104 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2F23 #23A1AD

analogous

#AD235C #AD2F23 #AD7423

triadic

#AD2F23 #23AD2F #2F23AD

tetradic

#AD2F23 #5CAD23 #23A1AD #7423AD

square

#AD2F23 #5CAD23 #23A1AD #7423AD

split-complementary

#AD2F23 #23AD74 #235CAD

monochromatic

#47130E #7A2119 #AD2F23 #D64537 #E1746A

Accessibility & contrast

On white

6.55

#AD2F23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#AD2F23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2F23

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2F23	#FFFFFF	#000000	##FFFFFF
##AD2F23	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554C20

Deuteranopia (green-blind)

#74671D

Tritanopia (blue-blind)

#BF002D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #ad2f23;
/* rgb */ color: rgb(173, 47, 35);
/* oklch */ color: oklch(49.9% 0.165 29.5);

Tailwind

colors: {
  custom: {
    50: '#ce715f',
    500: '#ad2f23',
    950: '#000000',
  },
}

SCSS

$custom: #ad2f23;
$custom-light: #ce715f;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2f23",
  "rgb": {
    "r": 173,
    "g": 47,
    "b": 35
  },
  "hsl": {
    "h": 5.217,
    "s": 66.346,
    "l": 40.784
  },
  "oklch": {
    "l": 0.499,
    "c": 0.16453,
    "h": 29.5
  },
  "luminance": 0.11039
}

Semantic roles & 50–950 ramp

primary

#AD2F23

secondary

#65BEC7

accent

#DAE93F

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #AD2F23

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

Preview Lab → · Contrast checker → · Palette generator →