#596BB1#596BB1

#596BB1 is a mid, moderate blue. Relative luminance 0.158; OKLCH L 54.5% C 0.111 H 271.4°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#596BB1
RGB	rgb(89, 107, 177)
HSL	hsl(228, 36%, 52%)
HSV	hsv(228, 50%, 69%)
CMYK	cmyk(49.7%, 39.5%, 0%, 30.6%)
CIE-LAB	lab(46.73, 13.04, -39.41)
CIE-LCH	lch(46.73, 41.51, 288.31°)
OKLab	oklab(54.55% 0.0027 -0.1114)
OKLCH	oklch(54.55% 0.111 271.4)
XYZ	xyz(17.3108, 15.8125, 43.7264)
Luminance	0.1581 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596BB1 #B19F59

analogous

#5997B1 #596BB1 #7359B1

triadic

#596BB1 #B1596B #6BB159

tetradic

#596BB1 #B15997 #B19F59 #59B173

square

#596BB1 #B15997 #B19F59 #59B173

split-complementary

#596BB1 #B17359 #97B159

monochromatic

#2E3862 #41518B #596BB1 #8390C5 #ACB5D8

Accessibility & contrast

On white

5.04

#596BB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#596BB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #596BB1

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596BB1	#FFFFFF	#000000	##FFFFFF
##596BB1	1.00	5.04	4.16	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5073B4

Deuteranopia (green-blind)

#476BAF

Tritanopia (blue-blind)

#357A85

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #596bb1;
/* rgb */ color: rgb(89, 107, 177);
/* oklch */ color: oklch(54.5% 0.111 271.4);

Tailwind

colors: {
  custom: {
    50: '#8d95c8',
    500: '#596bb1',
    950: '#000000',
  },
}

SCSS

$custom: #596bb1;
$custom-light: #8d95c8;
$custom-dark: #000000;

JSON

{
  "hex": "#596bb1",
  "rgb": {
    "r": 89,
    "g": 107,
    "b": 177
  },
  "hsl": {
    "h": 227.727,
    "s": 36.066,
    "l": 52.157
  },
  "oklch": {
    "l": 0.54547,
    "c": 0.11143,
    "h": 271.4
  },
  "luminance": 0.15814
}

Semantic roles & 50–950 ramp

primary

#596BB1

secondary

#C6BEA0

accent

#B55CCC

background

#F8F9FC

surface

#F0F1F8

border

#CBCBD1

text

#0D0D13

muted

#7D7E82

Preview Lab

Preview with #596BB1

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

Preview Lab → · Contrast checker → · Palette generator →