#596DCB#596DCB

#596DCB is a mid, vivid blue. Relative luminance 0.174; OKLCH L 56.5% C 0.146 H 271.9°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#596DCB
RGB	rgb(89, 109, 203)
HSL	hsl(229, 52%, 57%)
HSV	hsv(229, 56%, 80%)
CMYK	cmyk(56.2%, 46.3%, 0%, 20.4%)
CIE-LAB	lab(48.72, 20.20, -51.24)
CIE-LCH	lch(48.72, 55.08, 291.52°)
OKLab	oklab(56.55% 0.005 -0.1461)
OKLCH	oklch(56.55% 0.146 271.9)
XYZ	xyz(20.3644, 17.3714, 58.7682)
Luminance	0.1737 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596DCB #CBB759

analogous

#59A6CB #596DCB #7E59CB

triadic

#596DCB #CB596D #6DCB59

tetradic

#596DCB #CB59A6 #CBB759 #59CB7E

square

#596DCB #CB59A6 #CBB759 #59CB7E

split-complementary

#596DCB #CB7E59 #A6CB59

monochromatic

#283881 #374CB0 #596DCB #8896DA #B6BFE8

Accessibility & contrast

On white

4.69

#596DCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#596DCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #596DCB

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596DCB	#FFFFFF	#000000	##FFFFFF
##596DCB	1.00	4.69	4.47	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4279CE

Deuteranopia (green-blind)

#326FC9

Tritanopia (blue-blind)

#148292

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #596dcb;
/* rgb */ color: rgb(89, 109, 203);
/* oklch */ color: oklch(56.5% 0.146 271.9);

Tailwind

colors: {
  custom: {
    50: '#9096db',
    500: '#596dcb',
    950: '#000000',
  },
}

SCSS

$custom: #596dcb;
$custom-light: #9096db;
$custom-dark: #000000;

JSON

{
  "hex": "#596dcb",
  "rgb": {
    "r": 89,
    "g": 109,
    "b": 203
  },
  "hsl": {
    "h": 229.474,
    "s": 52.294,
    "l": 57.255
  },
  "oklch": {
    "l": 0.56548,
    "c": 0.14615,
    "h": 271.9
  },
  "luminance": 0.17373
}

Semantic roles & 50–950 ramp

primary

#596DCB

secondary

#D7CFA9

accent

#C34CDC

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #596DCB

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

Preview Lab → · Contrast checker → · Palette generator →