#596F91#596F91

#596F91 is a mid, muted blue. Relative luminance 0.155; OKLCH L 53.8% C 0.060 H 258.9°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#596F91
RGB	rgb(89, 111, 145)
HSL	hsl(216, 24%, 46%)
HSV	hsv(216, 39%, 57%)
CMYK	cmyk(38.6%, 23.4%, 0%, 43.1%)
CIE-LAB	lab(46.36, 0.89, -21.16)
CIE-LCH	lch(46.36, 21.17, 272.40°)
OKLab	oklab(53.77% -0.0115 -0.0586)
OKLCH	oklch(53.77% 0.06 258.9)
XYZ	xyz(14.9135, 15.5363, 28.9956)
Luminance	0.1554 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596F91 #917B59

analogous

#598B91 #596F91 #5F5991

triadic

#596F91 #91596F #6F9159

tetradic

#596F91 #91598B #917B59 #59915F

square

#596F91 #91598B #917B59 #59915F

split-complementary

#596F91 #915F59 #8B9159

monochromatic

#2A3545 #42526B #596F91 #7A8EAD #A0AEC5

Accessibility & contrast

On white

5.11

#596F91 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#596F91 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #596F91

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596F91	#FFFFFF	#000000	##FFFFFF
##596F91	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#637193

Deuteranopia (green-blind)

#5D6B90

Tritanopia (blue-blind)

#47767B

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #596f91;
/* rgb */ color: rgb(89, 111, 145);
/* oklch */ color: oklch(53.8% 0.060 258.9);

Tailwind

colors: {
  custom: {
    50: '#8a98b1',
    500: '#596f91',
    950: '#000000',
  },
}

SCSS

$custom: #596f91;
$custom-light: #8a98b1;
$custom-dark: #000000;

JSON

{
  "hex": "#596f91",
  "rgb": {
    "r": 89,
    "g": 111,
    "b": 145
  },
  "hsl": {
    "h": 216.429,
    "s": 23.932,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53768,
    "c": 0.05975,
    "h": 258.9
  },
  "luminance": 0.15537
}

Semantic roles & 50–950 ramp

primary

#596F91

secondary

#B2A693

accent

#9D67C0

background

#F8F9FA

surface

#F0F2F5

border

#CBCCCF

text

#0C0D10

muted

#7D7E7F

Preview Lab

Preview with #596F91

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

Preview Lab → · Contrast checker → · Palette generator →