#596FCC#596FCC

#596FCC is a mid, vivid blue. Relative luminance 0.179; OKLCH L 57.0% C 0.145 H 271.2°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#596FCC
RGB	rgb(89, 111, 204)
HSL	hsl(229, 53%, 57%)
HSV	hsv(229, 56%, 80%)
CMYK	cmyk(56.4%, 45.6%, 0%, 20%)
CIE-LAB	lab(49.31, 19.30, -50.87)
CIE-LCH	lch(49.31, 54.41, 290.77°)
OKLab	oklab(57.02% 0.0029 -0.145)
OKLCH	oklch(57.02% 0.145 271.2)
XYZ	xyz(20.6998, 17.8508, 59.4698)
Luminance	0.1785 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596FCC #CCB659

analogous

#59A8CC #596FCC #7D59CC

triadic

#596FCC #CC596F #6FCC59

tetradic

#596FCC #CC59A8 #CCB659 #59CC7D

square

#596FCC #CC59A8 #CCB659 #59CC7D

split-complementary

#596FCC #CC7D59 #A8CC59

monochromatic

#283983 #364EB1 #596FCC #8898DA #B7C0E9

Accessibility & contrast

On white

4.59

#596FCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#596FCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #596FCC

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

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

Color blindness preview

Protanopia (red-blind)

#457ACF

Deuteranopia (green-blind)

#3570CA

Tritanopia (blue-blind)

#108493

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #596fcc;
/* rgb */ color: rgb(89, 111, 204);
/* oklch */ color: oklch(57.0% 0.145 271.2);

Tailwind

colors: {
  custom: {
    50: '#9098dc',
    500: '#596fcc',
    950: '#000000',
  },
}

SCSS

$custom: #596fcc;
$custom-light: #9098dc;
$custom-dark: #000000;

JSON

{
  "hex": "#596fcc",
  "rgb": {
    "r": 89,
    "g": 111,
    "b": 204
  },
  "hsl": {
    "h": 228.522,
    "s": 52.995,
    "l": 57.451
  },
  "oklch": {
    "l": 0.57017,
    "c": 0.14499,
    "h": 271.2
  },
  "luminance": 0.17852
}

Semantic roles & 50–950 ramp

primary

#596FCC

secondary

#D8CFA9

accent

#C14BDC

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #596FCC

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

Preview Lab → · Contrast checker → · Palette generator →