#5B596B#5B596B

#5B596B is a mid, muted blue. Relative luminance 0.104; OKLCH L 47.3% C 0.029 H 290.3°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#5B596B
RGB	rgb(91, 89, 107)
HSL	hsl(247, 9%, 38%)
HSV	hsv(247, 17%, 42%)
CMYK	cmyk(15%, 16.8%, 0%, 58%)
CIE-LAB	lab(38.60, 4.85, -9.98)
CIE-LCH	lch(38.60, 11.10, 295.94°)
OKLab	oklab(47.25% 0.01 -0.0271)
OKLCH	oklch(47.25% 0.029 290.3)
XYZ	xyz(10.5400, 10.4304, 15.3650)
Luminance	0.1043 (WCAG relative)
Temperature	neutral
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B596B #696B59

analogous

#59606B #5B596B #64596B

triadic

#5B596B #6B5B59 #596B5B

tetradic

#5B596B #6B5960 #696B59 #596B64

square

#5B596B #6B5960 #696B59 #596B64

split-complementary

#5B596B #6B6459 #606B59

monochromatic

#222128 #3F3D4A #5B596B #78758C #9896A8

Accessibility & contrast

On white

6.80

#5B596B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#5B596B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B596B

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B596B	#FFFFFF	#000000	##FFFFFF
##5B596B	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555B6C

Deuteranopia (green-blind)

#555B6A

Tritanopia (blue-blind)

#585C5F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #5b596b;
/* rgb */ color: rgb(91, 89, 107);
/* oklch */ color: oklch(47.3% 0.029 290.3);

Tailwind

colors: {
  custom: {
    50: '#898795',
    500: '#5b596b',
    950: '#000000',
  },
}

SCSS

$custom: #5b596b;
$custom-light: #898795;
$custom-dark: #000000;

JSON

{
  "hex": "#5b596b",
  "rgb": {
    "r": 91,
    "g": 89,
    "b": 107
  },
  "hsl": {
    "h": 246.667,
    "s": 9.184,
    "l": 38.431
  },
  "oklch": {
    "l": 0.47253,
    "c": 0.02886,
    "h": 290.3
  },
  "luminance": 0.1043
}

Semantic roles & 50–950 ramp

primary

#5B596B

secondary

#959789

accent

#B276AB

background

#F8F8F9

surface

#F0EFF1

border

#CBCACB

text

#0B0B0D

muted

#7C7C7E

Preview Lab

Preview with #5B596B

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

Preview Lab → · Contrast checker → · Palette generator →