#7A1821#7A1821

#7A1821 is a dark, vivid red. Relative luminance 0.049; OKLCH L 38.2% C 0.132 H 21.7°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#7A1821
RGB	rgb(122, 24, 33)
HSL	hsl(354, 67%, 29%)
HSV	hsv(354, 80%, 48%)
CMYK	cmyk(0%, 80.3%, 73%, 52.2%)
CIE-LAB	lab(26.45, 41.72, 21.05)
CIE-LCH	lch(26.45, 46.73, 26.77°)
OKLab	oklab(38.22% 0.1225 0.0486)
OKLCH	oklch(38.22% 0.132 21.7)
XYZ	xyz(8.6282, 4.9020, 1.9304)
Luminance	0.0490 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7A1821 #187A71

analogous

#7A1852 #7A1821 #7A4018

triadic

#7A1821 #217A18 #18217A

tetradic

#7A1821 #527A18 #187A71 #40187A

square

#7A1821 #527A18 #187A71 #40187A

split-complementary

#7A1821 #187A40 #18527A

monochromatic

#1A0507 #470E13 #7A1821 #AD222F #D73544

Accessibility & contrast

On white

10.60

#7A1821 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#7A1821 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7A1821

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7A1821	#FFFFFF	#000000	##FFFFFF
##7A1821	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353120

Deuteranopia (green-blind)

#4E461E

Tritanopia (blue-blind)

#87001C

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #7a1821;
/* rgb */ color: rgb(122, 24, 33);
/* oklch */ color: oklch(38.2% 0.132 21.7);

Tailwind

colors: {
  custom: {
    50: '#a85f5c',
    500: '#7a1821',
    950: '#000000',
  },
}

SCSS

$custom: #7a1821;
$custom-light: #a85f5c;
$custom-dark: #000000;

JSON

{
  "hex": "#7a1821",
  "rgb": {
    "r": 122,
    "g": 24,
    "b": 33
  },
  "hsl": {
    "h": 354.49,
    "s": 67.123,
    "l": 28.627
  },
  "oklch": {
    "l": 0.38219,
    "c": 0.1318,
    "h": 21.7
  },
  "luminance": 0.04901
}

Semantic roles & 50–950 ramp

primary

#7A1821

secondary

#3FAFA5

accent

#EADA3E

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110504

muted

#807979

Preview Lab

Preview with #7A1821

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

Preview Lab → · Contrast checker → · Palette generator →