#781721#781721

#781721 is a dark, vivid red. Relative luminance 0.047; OKLCH L 37.7% C 0.131 H 21.1°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#781721
RGB	rgb(120, 23, 33)
HSL	hsl(354, 68%, 28%)
HSV	hsv(354, 81%, 47%)
CMYK	cmyk(0%, 80.8%, 72.5%, 52.9%)
CIE-LAB	lab(25.91, 41.42, 20.29)
CIE-LCH	lch(25.91, 46.12, 26.10°)
OKLab	oklab(37.74% 0.1218 0.0471)
OKLCH	oklch(37.74% 0.131 21.1)
XYZ	xyz(8.3276, 4.7170, 1.9105)
Luminance	0.0472 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#781721 #17786E

analogous

#781752 #781721 #783D17

triadic

#781721 #217817 #172178

tetradic

#781721 #527817 #17786E #3D1778

square

#781721 #527817 #17786E #3D1778

split-complementary

#781721 #17783D #175278

monochromatic

#1A0507 #450D13 #781721 #AB212F #D83243

Accessibility & contrast

On white

10.81

#781721 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#781721 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #781721

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##781721	#FFFFFF	#000000	##FFFFFF
##781721	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343021

Deuteranopia (green-blind)

#4C451E

Tritanopia (blue-blind)

#84001C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #781721;
/* rgb */ color: rgb(120, 23, 33);
/* oklch */ color: oklch(37.7% 0.131 21.1);

Tailwind

colors: {
  custom: {
    50: '#a65e5c',
    500: '#781721',
    950: '#000000',
  },
}

SCSS

$custom: #781721;
$custom-light: #a65e5c;
$custom-dark: #000000;

JSON

{
  "hex": "#781721",
  "rgb": {
    "r": 120,
    "g": 23,
    "b": 33
  },
  "hsl": {
    "h": 353.814,
    "s": 67.832,
    "l": 28.039
  },
  "oklch": {
    "l": 0.37742,
    "c": 0.13059,
    "h": 21.1
  },
  "luminance": 0.04716
}

Semantic roles & 50–950 ramp

primary

#781721

secondary

#3EADA2

accent

#EBD93D

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110504

muted

#807979

Preview Lab

Preview with #781721

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

Preview Lab → · Contrast checker → · Palette generator →