#721F2B#721F2B

#721F2B is a dark, moderate red. Relative luminance 0.047; OKLCH L 37.6% C 0.116 H 16.5°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#721F2B
RGB	rgb(114, 31, 43)
HSL	hsl(351, 57%, 28%)
HSV	hsv(351, 73%, 45%)
CMYK	cmyk(0%, 72.8%, 62.3%, 55.3%)
CIE-LAB	lab(25.96, 37.03, 13.42)
CIE-LCH	lch(25.96, 39.39, 19.92°)
OKLab	oklab(37.62% 0.1108 0.0329)
OKLCH	oklch(37.62% 0.116 16.5)
XYZ	xyz(7.8662, 4.7329, 2.7844)
Luminance	0.0473 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#721F2B #1F7266

analogous

#721F54 #721F2B #723C1F

triadic

#721F2B #2B721F #1F2B72

tetradic

#721F2B #54721F #1F7266 #3C1F72

square

#721F2B #54721F #1F7266 #3C1F72

split-complementary

#721F2B #1F723C #1F5472

monochromatic

#180709 #421219 #721F2B #A22C3D #CB4054

Accessibility & contrast

On white

10.79

#721F2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#721F2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #721F2B

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##721F2B	#FFFFFF	#000000	##FFFFFF
##721F2B	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35322B

Deuteranopia (green-blind)

#4A4429

Tritanopia (blue-blind)

#7D0A24

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #721f2b;
/* rgb */ color: rgb(114, 31, 43);
/* oklch */ color: oklch(37.6% 0.116 16.5);

Tailwind

colors: {
  custom: {
    50: '#a06164',
    500: '#721f2b',
    950: '#000000',
  },
}

SCSS

$custom: #721f2b;
$custom-light: #a06164;
$custom-dark: #000000;

JSON

{
  "hex": "#721f2b",
  "rgb": {
    "r": 114,
    "g": 31,
    "b": 43
  },
  "hsl": {
    "h": 351.325,
    "s": 57.241,
    "l": 28.431
  },
  "oklch": {
    "l": 0.37616,
    "c": 0.11562,
    "h": 16.5
  },
  "luminance": 0.04732
}

Semantic roles & 50–950 ramp

primary

#721F2B

secondary

#47A698

accent

#E0CA47

background

#FAF5F5

surface

#F4EAEA

border

#CEC6C6

text

#100505

muted

#7F7979

Preview Lab

Preview with #721F2B

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

Preview Lab → · Contrast checker → · Palette generator →