#596DBB#596DBB

#596DBB is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.6% C 0.123 H 271.1°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#596DBB
RGB	rgb(89, 109, 187)
HSL	hsl(228, 42%, 54%)
HSV	hsv(228, 52%, 73%)
CMYK	cmyk(52.4%, 41.7%, 0%, 26.7%)
CIE-LAB	lab(47.81, 15.00, -43.49)
CIE-LCH	lch(47.81, 46.01, 289.03°)
OKLab	oklab(55.56% 0.0023 -0.1233)
OKLCH	oklch(55.56% 0.123 271.1)
XYZ	xyz(18.5552, 16.6477, 49.2396)
Luminance	0.1665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596DBB #BBA759

analogous

#599EBB #596DBB #7659BB

triadic

#596DBB #BB596D #6DBB59

tetradic

#596DBB #BB599E #BBA759 #59BB76

square

#596DBB #BB599E #BBA759 #59BB76

split-complementary

#596DBB #BB7659 #9EBB59

monochromatic

#2D3A6D #3E5198 #596DBB #8493CD #B0B9DF

Accessibility & contrast

On white

4.85

#596DBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#596DBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #596DBB

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596DBB	#FFFFFF	#000000	##FFFFFF
##596DBB	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D76BE

Deuteranopia (green-blind)

#426DB9

Tritanopia (blue-blind)

#2C7E8B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #596dbb;
/* rgb */ color: rgb(89, 109, 187);
/* oklch */ color: oklch(55.6% 0.123 271.1);

Tailwind

colors: {
  custom: {
    50: '#8e96d0',
    500: '#596dbb',
    950: '#000000',
  },
}

SCSS

$custom: #596dbb;
$custom-light: #8e96d0;
$custom-dark: #000000;

JSON

{
  "hex": "#596dbb",
  "rgb": {
    "r": 89,
    "g": 109,
    "b": 187
  },
  "hsl": {
    "h": 227.755,
    "s": 41.88,
    "l": 54.118
  },
  "oklch": {
    "l": 0.55556,
    "c": 0.12335,
    "h": 271.1
  },
  "luminance": 0.16649
}

Semantic roles & 50–950 ramp

primary

#596DBB

secondary

#CDC4A3

accent

#B856D2

background

#F9F9FC

surface

#F1F1F9

border

#CBCBD2

text

#0D0D14

muted

#7E7E82

Preview Lab

Preview with #596DBB

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

Preview Lab → · Contrast checker → · Palette generator →