#4B554B#4B554B

#4B554B is a dark, muted grey. Relative luminance 0.085; OKLCH L 43.7% C 0.021 H 145.2°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#4B554B
RGB	rgb(75, 85, 75)
HSL	hsl(120, 6%, 31%)
HSV	hsv(120, 12%, 33%)
CMYK	cmyk(11.8%, 0%, 11.8%, 66.7%)
CIE-LAB	lab(35.00, -6.16, 4.50)
CIE-LCH	lch(35.00, 7.63, 143.80°)
OKLab	oklab(43.74% -0.0169 0.0117)
OKLCH	oklch(43.74% 0.021 145.2)
XYZ	xyz(7.4199, 8.5008, 7.9051)
Luminance	0.0850 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B554B #554B55

analogous

#50554B #4B554B #4B5550

triadic

#4B554B #4B4B55 #554B4B

tetradic

#4B554B #4B5055 #554B55 #55504B

square

#4B554B #4B5055 #554B55 #55504B

split-complementary

#4B554B #504B55 #554B50

monochromatic

#121412 #2E342E #4B554B #687668 #869486

Accessibility & contrast

On white

7.78

#4B554B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#4B554B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B554B

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B554B	#FFFFFF	#000000	##FFFFFF
##4B554B	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#55534A

Deuteranopia (green-blind)

#54524B

Tritanopia (blue-blind)

#4A5452

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4b554b;
/* rgb */ color: rgb(75, 85, 75);
/* oklch */ color: oklch(43.7% 0.021 145.2);

Tailwind

colors: {
  custom: {
    50: '#7d847d',
    500: '#4b554b',
    950: '#000000',
  },
}

SCSS

$custom: #4b554b;
$custom-light: #7d847d;
$custom-dark: #000000;

JSON

{
  "hex": "#4b554b",
  "rgb": {
    "r": 75,
    "g": 85,
    "b": 75
  },
  "hsl": {
    "h": 120,
    "s": 6.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.43744,
    "c": 0.02053,
    "h": 145.2
  },
  "luminance": 0.08501
}

Semantic roles & 50–950 ramp

primary

#4B554B

secondary

#837883

accent

#78AFAF

background

#F7F8F7

surface

#EEEFEE

border

#C9CAC9

text

#090B09

muted

#7B7C7B

Preview Lab

Preview with #4B554B

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

Preview Lab → · Contrast checker → · Palette generator →