#731C2F#731C2F

#731C2F is a dark, vivid red. Relative luminance 0.047; OKLCH L 37.6% C 0.120 H 12.6°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#731C2F
RGB	rgb(115, 28, 47)
HSL	hsl(347, 61%, 28%)
HSV	hsv(347, 76%, 45%)
CMYK	cmyk(0%, 75.7%, 59.1%, 54.9%)
CIE-LAB	lab(25.81, 38.91, 10.55)
CIE-LCH	lch(25.81, 40.31, 15.17°)
OKLab	oklab(37.57% 0.1174 0.0263)
OKLCH	oklch(37.57% 0.12 12.6)
XYZ	xyz(7.9993, 4.6817, 3.1712)
Luminance	0.0468 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731C2F #1C7360

analogous

#731C5A #731C2F #73351C

triadic

#731C2F #2F731C #1C2F73

tetradic

#731C2F #5A731C #1C7360 #351C73

square

#731C2F #5A731C #1C7360 #351C73

split-complementary

#731C2F #1C7335 #1C5A73

monochromatic

#19060A #42101B #731C2F #A42843 #CF3A5B

Accessibility & contrast

On white

10.85

#731C2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#731C2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731C2F

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731C2F	#FFFFFF	#000000	##FFFFFF
##731C2F	1.00	10.85	1.94	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33322F

Deuteranopia (green-blind)

#49442D

Tritanopia (blue-blind)

#7E0524

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #731c2f;
/* rgb */ color: rgb(115, 28, 47);
/* oklch */ color: oklch(37.6% 0.120 12.6);

Tailwind

colors: {
  custom: {
    50: '#a16067',
    500: '#731c2f',
    950: '#000000',
  },
}

SCSS

$custom: #731c2f;
$custom-light: #a16067;
$custom-dark: #000000;

JSON

{
  "hex": "#731c2f",
  "rgb": {
    "r": 115,
    "g": 28,
    "b": 47
  },
  "hsl": {
    "h": 346.897,
    "s": 60.839,
    "l": 28.039
  },
  "oklch": {
    "l": 0.37569,
    "c": 0.12036,
    "h": 12.6
  },
  "luminance": 0.04681
}

Semantic roles & 50–950 ramp

primary

#731C2F

secondary

#43A792

accent

#E4C144

background

#FAF5F6

surface

#F4EAEB

border

#CEC6C6

text

#100506

muted

#7F797A

Preview Lab

Preview with #731C2F

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

Preview Lab → · Contrast checker → · Palette generator →