#596D99#596D99

#596D99 is a mid, moderate blue. Relative luminance 0.154; OKLCH L 53.7% C 0.073 H 265.2°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#596D99
RGB	rgb(89, 109, 153)
HSL	hsl(221, 26%, 47%)
HSV	hsv(221, 42%, 60%)
CMYK	cmyk(41.8%, 28.8%, 0%, 40%)
CIE-LAB	lab(46.12, 4.43, -26.26)
CIE-LCH	lch(46.12, 26.63, 279.58°)
OKLab	oklab(53.7% -0.0061 -0.0732)
OKLCH	oklch(53.7% 0.074 265.2)
XYZ	xyz(15.3364, 15.3602, 32.2875)
Luminance	0.1536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596D99 #998559

analogous

#598D99 #596D99 #655999

triadic

#596D99 #99596D #6D9959

tetradic

#596D99 #99598D #998559 #599965

square

#596D99 #99598D #998559 #599965

split-complementary

#596D99 #996559 #8D9959

monochromatic

#2C364C #425172 #596D99 #7C8DB3 #A3AFC9

Accessibility & contrast

On white

5.16

#596D99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#596D99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #596D99

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596D99	#FFFFFF	#000000	##FFFFFF
##596D99	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E709B

Deuteranopia (green-blind)

#576B98

Tritanopia (blue-blind)

#43767C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #596d99;
/* rgb */ color: rgb(89, 109, 153);
/* oklch */ color: oklch(53.7% 0.073 265.2);

Tailwind

colors: {
  custom: {
    50: '#8a96b7',
    500: '#596d99',
    950: '#000000',
  },
}

SCSS

$custom: #596d99;
$custom-light: #8a96b7;
$custom-dark: #000000;

JSON

{
  "hex": "#596d99",
  "rgb": {
    "r": 89,
    "g": 109,
    "b": 153
  },
  "hsl": {
    "h": 221.25,
    "s": 26.446,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53697,
    "c": 0.0735,
    "h": 265.2
  },
  "luminance": 0.15361
}

Semantic roles & 50–950 ramp

primary

#596D99

secondary

#B7AD97

accent

#A565C3

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0D11

muted

#7D7E80

Preview Lab

Preview with #596D99

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

Preview Lab → · Contrast checker → · Palette generator →