#5B596F#5B596F

#5B596F is a mid, muted blue. Relative luminance 0.105; OKLCH L 47.4% C 0.035 H 289.1°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#5B596F
RGB	rgb(91, 89, 111)
HSL	hsl(245, 11%, 39%)
HSV	hsv(245, 20%, 44%)
CMYK	cmyk(18%, 19.8%, 0%, 56.5%)
CIE-LAB	lab(38.75, 5.83, -12.22)
CIE-LCH	lch(38.75, 13.54, 295.52°)
OKLab	oklab(47.42% 0.0116 -0.0333)
OKLCH	oklch(47.42% 0.035 289.1)
XYZ	xyz(10.7554, 10.5165, 16.4991)
Luminance	0.1052 (WCAG relative)
Temperature	neutral
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B596F #6D6F59

analogous

#59626F #5B596F #66596F

triadic

#5B596F #6F5B59 #596F5B

tetradic

#5B596F #6F5962 #6D6F59 #596F66

square

#5B596F #6F5962 #6D6F59 #596F66

split-complementary

#5B596F #6F6659 #626F59

monochromatic

#23232B #3F3E4D #5B596F #777590 #9997AC

Accessibility & contrast

On white

6.77

#5B596F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#5B596F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B596F

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B596F	#FFFFFF	#000000	##FFFFFF
##5B596F	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545C70

Deuteranopia (green-blind)

#545B6E

Tritanopia (blue-blind)

#575D60

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #5b596f;
/* rgb */ color: rgb(91, 89, 111);
/* oklch */ color: oklch(47.4% 0.035 289.1);

Tailwind

colors: {
  custom: {
    50: '#898798',
    500: '#5b596f',
    950: '#000000',
  },
}

SCSS

$custom: #5b596f;
$custom-light: #898798;
$custom-dark: #000000;

JSON

{
  "hex": "#5b596f",
  "rgb": {
    "r": 91,
    "g": 89,
    "b": 111
  },
  "hsl": {
    "h": 245.455,
    "s": 11,
    "l": 39.216
  },
  "oklch": {
    "l": 0.4742,
    "c": 0.03525,
    "h": 289.1
  },
  "luminance": 0.10517
}

Semantic roles & 50–950 ramp

primary

#5B596F

secondary

#999A8A

accent

#B474AE

background

#F8F8F9

surface

#F0EFF2

border

#CBCACC

text

#0B0B0D

muted

#7C7C7E

Preview Lab

Preview with #5B596F

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

Preview Lab → · Contrast checker → · Palette generator →