#551121#551121

#551121 is a dark, moderate red. Relative luminance 0.024; OKLCH L 30.3% C 0.099 H 11.9°. Best body text is #FFFFFF at 14.11:1 contrast (WCAG AA passes).

Color values

HEX	#551121
RGB	rgb(85, 17, 33)
HSL	hsl(346, 67%, 20%)
HSV	hsv(346, 80%, 33%)
CMYK	cmyk(0%, 80%, 61.2%, 66.7%)
CIE-LAB	lab(17.66, 32.00, 8.16)
CIE-LCH	lch(17.66, 33.02, 14.31°)
OKLab	oklab(30.27% 0.0967 0.0204)
OKLCH	oklch(30.27% 0.099 11.9)
XYZ	xyz(4.2217, 2.4426, 1.6877)
Luminance	0.0244 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551121 #115545

analogous

#551143 #551121 #552311

triadic

#551121 #215511 #112155

tetradic

#551121 #435511 #115545 #231155

square

#551121 #435511 #115545 #231155

split-complementary

#551121 #115523 #114355

monochromatic

#1A050A #22070D #551121 #881B35 #BB2549

Accessibility & contrast

On white

14.11

#551121 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#551121 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551121

14.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551121	#FFFFFF	#000000	##FFFFFF
##551121	1.00	14.11	1.49	14.11
#FFFFFF	14.11	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232221

Deuteranopia (green-blind)

#34301F

Tritanopia (blue-blind)

#5E0118

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #551121;
/* rgb */ color: rgb(85, 17, 33);
/* oklch */ color: oklch(30.3% 0.099 11.9);

Tailwind

colors: {
  custom: {
    50: '#8a565b',
    500: '#551121',
    950: '#000000',
  },
}

SCSS

$custom: #551121;
$custom-light: #8a565b;
$custom-dark: #000000;

JSON

{
  "hex": "#551121",
  "rgb": {
    "r": 85,
    "g": 17,
    "b": 33
  },
  "hsl": {
    "h": 345.882,
    "s": 66.667,
    "l": 20
  },
  "oklch": {
    "l": 0.30274,
    "c": 0.09886,
    "h": 11.9
  },
  "luminance": 0.02442
}

Semantic roles & 50–950 ramp

primary

#551121

secondary

#348E79

accent

#EAC13E

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0304

muted

#7D7879

Preview Lab

Preview with #551121

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

Preview Lab → · Contrast checker → · Palette generator →