#554F5A#554F5A

#554F5A is a dark, near-neutral grey. Relative luminance 0.083; OKLCH L 43.7% C 0.019 H 309.8°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#554F5A
RGB	rgb(85, 79, 90)
HSL	hsl(273, 7%, 33%)
HSV	hsv(273, 12%, 35%)
CMYK	cmyk(5.6%, 12.2%, 0%, 64.7%)
CIE-LAB	lab(34.52, 4.84, -5.54)
CIE-LCH	lch(34.52, 7.36, 311.13°)
OKLab	oklab(43.74% 0.0124 -0.0148)
OKLCH	oklch(43.74% 0.019 309.8)
XYZ	xyz(8.3874, 8.2615, 10.8236)
Luminance	0.0826 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#554F5A #545A4F

analogous

#4F4F5A #554F5A #5A4F59

triadic

#554F5A #5A554F #4F5A55

tetradic

#554F5A #5A4F4F #545A4F #4F595A

square

#554F5A #5A4F4F #545A4F #4F595A

split-complementary

#554F5A #595A4F #4F5A4F

monochromatic

#171619 #363239 #554F5A #746C7B #928B99

Accessibility & contrast

On white

7.92

#554F5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#554F5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #554F5A

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##554F5A	#FFFFFF	#000000	##FFFFFF
##554F5A	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D515B

Deuteranopia (green-blind)

#4F515A

Tritanopia (blue-blind)

#555053

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #554f5a;
/* rgb */ color: rgb(85, 79, 90);
/* oklch */ color: oklch(43.7% 0.019 309.8);

Tailwind

colors: {
  custom: {
    50: '#848088',
    500: '#554f5a',
    950: '#000000',
  },
}

SCSS

$custom: #554f5a;
$custom-light: #848088;
$custom-dark: #000000;

JSON

{
  "hex": "#554f5a",
  "rgb": {
    "r": 85,
    "g": 79,
    "b": 90
  },
  "hsl": {
    "h": 272.727,
    "s": 6.509,
    "l": 33.137
  },
  "oklch": {
    "l": 0.43736,
    "c": 0.01934,
    "h": 309.8
  },
  "luminance": 0.08261
}

Semantic roles & 50–950 ramp

primary

#554F5A

secondary

#82887D

accent

#B07891

background

#F8F7F8

surface

#EFEEEF

border

#CAC9CA

text

#0B0A0B

muted

#7C7C7C

Preview Lab

Preview with #554F5A

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

Preview Lab → · Contrast checker → · Palette generator →