#AD312E#AD312E

#AD312E is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.2% C 0.161 H 26.3°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#AD312E
RGB	rgb(173, 49, 46)
HSL	hsl(1, 58%, 43%)
HSV	hsv(1, 73%, 68%)
CMYK	cmyk(0%, 71.7%, 73.4%, 32.2%)
CIE-LAB	lab(40.05, 49.87, 31.45)
CIE-LCH	lch(40.05, 58.96, 32.24°)
OKLab	oklab(50.24% 0.1445 0.0713)
OKLCH	oklch(50.24% 0.161 26.3)
XYZ	xyz(18.8271, 11.2810, 3.7703)
Luminance	0.1128 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD312E #2EAAAD

analogous

#AD2E6B #AD312E #AD702E

triadic

#AD312E #2EAD31 #312EAD

tetradic

#AD312E #6BAD2E #2EAAAD #702EAD

square

#AD312E #6BAD2E #2EAAAD #702EAD

split-complementary

#AD312E #2EAD70 #2E6BAD

monochromatic

#4C1614 #7D2321 #AD312E #CF4D49 #DC7C7A

Accessibility & contrast

On white

6.45

#AD312E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#AD312E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD312E

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD312E	#FFFFFF	#000000	##FFFFFF
##AD312E	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554D2C

Deuteranopia (green-blind)

#74682A

Tritanopia (blue-blind)

#BE0032

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #ad312e;
/* rgb */ color: rgb(173, 49, 46);
/* oklch */ color: oklch(50.2% 0.161 26.3);

Tailwind

colors: {
  custom: {
    50: '#cd7267',
    500: '#ad312e',
    950: '#000000',
  },
}

SCSS

$custom: #ad312e;
$custom-light: #cd7267;
$custom-dark: #000000;

JSON

{
  "hex": "#ad312e",
  "rgb": {
    "r": 173,
    "g": 49,
    "b": 46
  },
  "hsl": {
    "h": 1.417,
    "s": 57.991,
    "l": 42.941
  },
  "oklch": {
    "l": 0.50239,
    "c": 0.16109,
    "h": 26.3
  },
  "luminance": 0.11278
}

Semantic roles & 50–950 ramp

primary

#AD312E

secondary

#73C2C4

accent

#DEE147

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #AD312E

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

Preview Lab → · Contrast checker → · Palette generator →