#596CB9#596CB9

#596CB9 is a mid, vivid blue. Relative luminance 0.164; OKLCH L 55.2% C 0.122 H 271.5°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#596CB9
RGB	rgb(89, 108, 185)
HSL	hsl(228, 41%, 54%)
HSV	hsv(228, 52%, 73%)
CMYK	cmyk(51.9%, 41.6%, 0%, 27.5%)
CIE-LAB	lab(47.43, 14.97, -42.94)
CIE-LCH	lch(47.43, 45.48, 289.22°)
OKLab	oklab(55.23% 0.0031 -0.1217)
OKLCH	oklch(55.23% 0.122 271.5)
XYZ	xyz(18.2365, 16.3506, 48.0845)
Luminance	0.1635 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596CB9 #B9A659

analogous

#599CB9 #596CB9 #7659B9

triadic

#596CB9 #B9596C #6CB959

tetradic

#596CB9 #B9599C #B9A659 #59B976

square

#596CB9 #B9599C #B9A659 #59B976

split-complementary

#596CB9 #B97659 #9CB959

monochromatic

#2D396B #3F5096 #596CB9 #8492CB #AFB8DD

Accessibility & contrast

On white

4.92

#596CB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#596CB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #596CB9

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596CB9	#FFFFFF	#000000	##FFFFFF
##596CB9	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D75BC

Deuteranopia (green-blind)

#426DB7

Tritanopia (blue-blind)

#2E7D89

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #596cb9;
/* rgb */ color: rgb(89, 108, 185);
/* oklch */ color: oklch(55.2% 0.122 271.5);

Tailwind

colors: {
  custom: {
    50: '#8e95ce',
    500: '#596cb9',
    950: '#000000',
  },
}

SCSS

$custom: #596cb9;
$custom-light: #8e95ce;
$custom-dark: #000000;

JSON

{
  "hex": "#596cb9",
  "rgb": {
    "r": 89,
    "g": 108,
    "b": 185
  },
  "hsl": {
    "h": 228.125,
    "s": 40.678,
    "l": 53.725
  },
  "oklch": {
    "l": 0.55227,
    "c": 0.12176,
    "h": 271.5
  },
  "luminance": 0.16352
}

Semantic roles & 50–950 ramp

primary

#596CB9

secondary

#CBC3A2

accent

#B957D1

background

#F9F9FC

surface

#F1F1F9

border

#CBCBD2

text

#0D0D14

muted

#7E7E82

Preview Lab

Preview with #596CB9

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

Preview Lab → · Contrast checker → · Palette generator →