#AD2B2F#AD2B2F

#AD2B2F is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.7% C 0.166 H 24.2°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#AD2B2F
RGB	rgb(173, 43, 47)
HSL	hsl(358, 60%, 42%)
HSV	hsv(358, 75%, 68%)
CMYK	cmyk(0%, 75.1%, 72.8%, 32.2%)
CIE-LAB	lab(39.28, 52.10, 29.96)
CIE-LCH	lch(39.28, 60.10, 29.90°)
OKLab	oklab(49.67% 0.1517 0.0682)
OKLCH	oklch(49.67% 0.166 24.2)
XYZ	xyz(18.6127, 10.8201, 3.7972)
Luminance	0.1082 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2B2F #2BADA9

analogous

#AD2B70 #AD2B2F #AD682B

triadic

#AD2B2F #2FAD2B #2B2FAD

tetradic

#AD2B2F #70AD2B #2BADA9 #682BAD

square

#AD2B2F #70AD2B #2BADA9 #682BAD

split-complementary

#AD2B2F #2BAD68 #2B70AD

monochromatic

#4B1314 #7C1F22 #AD2B2F #D14549 #DD7679

Accessibility & contrast

On white

6.64

#AD2B2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#AD2B2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2B2F

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2B2F	#FFFFFF	#000000	##FFFFFF
##AD2B2F	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514B2E

Deuteranopia (green-blind)

#72672A

Tritanopia (blue-blind)

#BE002E

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #ad2b2f;
/* rgb */ color: rgb(173, 43, 47);
/* oklch */ color: oklch(49.7% 0.166 24.2);

Tailwind

colors: {
  custom: {
    50: '#ce6f67',
    500: '#ad2b2f',
    950: '#000000',
  },
}

SCSS

$custom: #ad2b2f;
$custom-light: #ce6f67;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2b2f",
  "rgb": {
    "r": 173,
    "g": 43,
    "b": 47
  },
  "hsl": {
    "h": 358.154,
    "s": 60.185,
    "l": 42.353
  },
  "oklch": {
    "l": 0.49666,
    "c": 0.16636,
    "h": 24.2
  },
  "luminance": 0.10817
}

Semantic roles & 50–950 ramp

primary

#AD2B2F

secondary

#6FC4C2

accent

#E3DE44

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #AD2B2F

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

Preview Lab → · Contrast checker → · Palette generator →