#596388#596388

#596388 is a mid, moderate blue. Relative luminance 0.128; OKLCH L 50.6% C 0.060 H 272.4°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#596388
RGB	rgb(89, 99, 136)
HSL	hsl(227, 21%, 44%)
HSV	hsv(227, 35%, 53%)
CMYK	cmyk(34.6%, 27.2%, 0%, 46.7%)
CIE-LAB	lab(42.50, 5.63, -21.74)
CIE-LCH	lch(42.50, 22.45, 284.52°)
OKLab	oklab(50.63% 0.0026 -0.0603)
OKLCH	oklch(50.63% 0.06 272.4)
XYZ	xyz(13.0243, 12.8246, 25.0769)
Luminance	0.1283 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596388 #887E59

analogous

#597B88 #596388 #675988

triadic

#596388 #885963 #638859

tetradic

#596388 #88597B #887E59 #598867

square

#596388 #88597B #887E59 #598867

split-complementary

#596388 #886759 #7B8859

monochromatic

#292D3E #414863 #596388 #7882A6 #9DA4BF

Accessibility & contrast

On white

5.89

#596388 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#596388 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #596388

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596388	#FFFFFF	#000000	##FFFFFF
##596388	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57668A

Deuteranopia (green-blind)

#546387

Tritanopia (blue-blind)

#4C6A70

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #596388;
/* rgb */ color: rgb(89, 99, 136);
/* oklch */ color: oklch(50.6% 0.060 272.4);

Tailwind

colors: {
  custom: {
    50: '#898faa',
    500: '#596388',
    950: '#000000',
  },
}

SCSS

$custom: #596388;
$custom-light: #898faa;
$custom-dark: #000000;

JSON

{
  "hex": "#596388",
  "rgb": {
    "r": 89,
    "g": 99,
    "b": 136
  },
  "hsl": {
    "h": 227.234,
    "s": 20.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.50628,
    "c": 0.06033,
    "h": 272.4
  },
  "luminance": 0.12825
}

Semantic roles & 50–950 ramp

primary

#596388

secondary

#ADA790

accent

#AC6ABD

background

#F8F8FA

surface

#F0F0F4

border

#CBCBCE

text

#0C0C10

muted

#7D7D7F

Preview Lab

Preview with #596388

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

Preview Lab → · Contrast checker → · Palette generator →