#596B91#596B91

#596B91 is a mid, moderate blue. Relative luminance 0.147; OKLCH L 52.9% C 0.064 H 264.7°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#596B91
RGB	rgb(89, 107, 145)
HSL	hsl(221, 24%, 46%)
HSV	hsv(221, 39%, 57%)
CMYK	cmyk(38.6%, 26.2%, 0%, 43.1%)
CIE-LAB	lab(45.20, 3.30, -22.95)
CIE-LCH	lch(45.20, 23.19, 278.19°)
OKLab	oklab(52.86% -0.0059 -0.0638)
OKLCH	oklch(52.86% 0.064 264.7)
XYZ	xyz(14.4868, 14.6829, 28.8533)
Luminance	0.1468 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596B91 #917F59

analogous

#598791 #596B91 #635991

triadic

#596B91 #91596B #6B9159

tetradic

#596B91 #915987 #917F59 #599163

square

#596B91 #915987 #917F59 #599163

split-complementary

#596B91 #916359 #879159

monochromatic

#2A3345 #424F6B #596B91 #7A8AAD #A0ACC5

Accessibility & contrast

On white

5.33

#596B91 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#596B91 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #596B91

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596B91	#FFFFFF	#000000	##FFFFFF
##596B91	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E6E93

Deuteranopia (green-blind)

#586990

Tritanopia (blue-blind)

#477378

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #596b91;
/* rgb */ color: rgb(89, 107, 145);
/* oklch */ color: oklch(52.9% 0.064 264.7);

Tailwind

colors: {
  custom: {
    50: '#8a95b1',
    500: '#596b91',
    950: '#000000',
  },
}

SCSS

$custom: #596b91;
$custom-light: #8a95b1;
$custom-dark: #000000;

JSON

{
  "hex": "#596b91",
  "rgb": {
    "r": 89,
    "g": 107,
    "b": 145
  },
  "hsl": {
    "h": 220.714,
    "s": 23.932,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52859,
    "c": 0.06403,
    "h": 264.7
  },
  "luminance": 0.14684
}

Semantic roles & 50–950 ramp

primary

#596B91

secondary

#B2A893

accent

#A467C0

background

#F8F9FA

surface

#F0F1F5

border

#CBCBCF

text

#0C0D10

muted

#7D7E7F

Preview Lab

Preview with #596B91

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

Preview Lab → · Contrast checker → · Palette generator →