#5B647D#5B647D

#5B647D is a mid, muted blue. Relative luminance 0.128; OKLCH L 50.5% C 0.041 H 269.4°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#5B647D
RGB	rgb(91, 100, 125)
HSL	hsl(224, 16%, 42%)
HSV	hsv(224, 27%, 49%)
CMYK	cmyk(27.2%, 20%, 0%, 51%)
CIE-LAB	lab(42.49, 2.65, -15.09)
CIE-LCH	lch(42.49, 15.33, 279.96°)
OKLab	oklab(50.51% -0.0004 -0.0414)
OKLCH	oklch(50.51% 0.041 269.4)
XYZ	xyz(12.5722, 12.8188, 21.2099)
Luminance	0.1282 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B647D #7D745B

analogous

#5B757D #5B647D #635B7D

triadic

#5B647D #7D5B64 #647D5B

tetradic

#5B647D #7D5B75 #7D745B #5B7D63

square

#5B647D #7D5B75 #7D745B #5B7D63

split-complementary

#5B647D #7D635B #757D5B

monochromatic

#272B36 #41485A #5B647D #78829D #9CA3B7

Accessibility & contrast

On white

5.89

#5B647D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#5B647D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B647D

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B647D	#FFFFFF	#000000	##FFFFFF
##5B647D	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C667E

Deuteranopia (green-blind)

#5A637C

Tritanopia (blue-blind)

#52696C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5b647d;
/* rgb */ color: rgb(91, 100, 125);
/* oklch */ color: oklch(50.5% 0.041 269.4);

Tailwind

colors: {
  custom: {
    50: '#8a90a2',
    500: '#5b647d',
    950: '#000000',
  },
}

SCSS

$custom: #5b647d;
$custom-light: #8a90a2;
$custom-dark: #000000;

JSON

{
  "hex": "#5b647d",
  "rgb": {
    "r": 91,
    "g": 100,
    "b": 125
  },
  "hsl": {
    "h": 224.118,
    "s": 15.741,
    "l": 42.353
  },
  "oklch": {
    "l": 0.50511,
    "c": 0.04142,
    "h": 269.4
  },
  "luminance": 0.12819
}

Semantic roles & 50–950 ramp

primary

#5B647D

secondary

#A59F8F

accent

#A56FB8

background

#F8F8FA

surface

#F0F0F3

border

#CBCBCD

text

#0B0C0F

muted

#7C7D7F

Preview Lab

Preview with #5B647D

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

Preview Lab → · Contrast checker → · Palette generator →