#AD2E2E#AD2E2E

#AD2E2E is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.9% C 0.164 H 25.4°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#AD2E2E
RGB	rgb(173, 46, 46)
HSL	hsl(0, 58%, 43%)
HSV	hsv(0, 73%, 68%)
CMYK	cmyk(0%, 73.4%, 73.4%, 32.2%)
CIE-LAB	lab(39.64, 50.99, 30.98)
CIE-LCH	lch(39.64, 59.66, 31.29°)
OKLab	oklab(49.94% 0.148 0.0703)
OKLCH	oklch(49.94% 0.164 25.4)
XYZ	xyz(18.7058, 11.0383, 3.7299)
Luminance	0.1104 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2E2E #2EADAD

analogous

#AD2E6D #AD2E2E #AD6D2E

triadic

#AD2E2E #2EAD2E #2E2EAD

tetradic

#AD2E2E #6DAD2E #2EADAD #6D2EAD

square

#AD2E2E #6DAD2E #2EADAD #6D2EAD

split-complementary

#AD2E2E #2EAD6D #2E6DAD

monochromatic

#4C1414 #7D2121 #AD2E2E #CF4949 #DC7A7A

Accessibility & contrast

On white

6.55

#AD2E2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#AD2E2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2E2E

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2E2E	#FFFFFF	#000000	##FFFFFF
##AD2E2E	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)

#534C2D

Deuteranopia (green-blind)

#73672A

Tritanopia (blue-blind)

#BE0030

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #ad2e2e;
/* rgb */ color: rgb(173, 46, 46);
/* oklch */ color: oklch(49.9% 0.164 25.4);

Tailwind

colors: {
  custom: {
    50: '#ce7067',
    500: '#ad2e2e',
    950: '#000000',
  },
}

SCSS

$custom: #ad2e2e;
$custom-light: #ce7067;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2e2e",
  "rgb": {
    "r": 173,
    "g": 46,
    "b": 46
  },
  "hsl": {
    "h": 0,
    "s": 57.991,
    "l": 42.941
  },
  "oklch": {
    "l": 0.49937,
    "c": 0.16383,
    "h": 25.4
  },
  "luminance": 0.11035
}

Semantic roles & 50–950 ramp

primary

#AD2E2E

secondary

#73C4C4

accent

#E1E147

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #AD2E2E

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

Preview Lab → · Contrast checker → · Palette generator →