#596CDB#596CDB

#596CDB is a mid, vivid blue. Relative luminance 0.180; OKLCH L 57.4% C 0.170 H 272.6°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#596CDB
RGB	rgb(89, 108, 219)
HSL	hsl(231, 64%, 60%)
HSV	hsv(231, 59%, 86%)
CMYK	cmyk(59.4%, 50.7%, 0%, 14.1%)
CIE-LAB	lab(49.45, 26.11, -59.19)
CIE-LCH	lch(49.45, 64.69, 293.80°)
OKLab	oklab(57.42% 0.0078 -0.1694)
OKLCH	oklch(57.42% 0.17 272.6)
XYZ	xyz(22.2643, 17.9617, 69.2978)
Luminance	0.1796 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596CDB #DBC859

analogous

#59ADDB #596CDB #8759DB

triadic

#596CDB #DB596C #6CDB59

tetradic

#596CDB #DB59AD #DBC859 #59DB87

square

#596CDB #DB59AD #DBC859 #59DB87

split-complementary

#596CDB #DB8759 #ADDB59

monochromatic

#213399 #2C43CB #596CDB #8B99E6 #BEC5F1

Accessibility & contrast

On white

4.57

#596CDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#596CDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #596CDB

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596CDB	#FFFFFF	#000000	##000000
##596CDB	1.00	4.57	4.59	4.59
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F7BDF

Deuteranopia (green-blind)

#0E70D9

Tritanopia (blue-blind)

#008599

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #596cdb;
/* rgb */ color: rgb(89, 108, 219);
/* oklch */ color: oklch(57.4% 0.170 272.6);

Tailwind

colors: {
  custom: {
    50: '#9395e7',
    500: '#596cdb',
    950: '#000000',
  },
}

SCSS

$custom: #596cdb;
$custom-light: #9395e7;
$custom-dark: #000000;

JSON

{
  "hex": "#596cdb",
  "rgb": {
    "r": 89,
    "g": 108,
    "b": 219
  },
  "hsl": {
    "h": 231.231,
    "s": 64.356,
    "l": 60.392
  },
  "oklch": {
    "l": 0.57415,
    "c": 0.16962,
    "h": 272.6
  },
  "luminance": 0.17963
}

Semantic roles & 50–950 ramp

primary

#596CDB

secondary

#E1D9AF

accent

#B219CC

background

#F9F9FE

surface

#F2F1FC

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #596CDB

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

Preview Lab → · Contrast checker → · Palette generator →