#596DB5#596DB5

#596DB5 is a mid, moderate blue. Relative luminance 0.164; OKLCH L 55.2% C 0.115 H 270.6°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#596DB5
RGB	rgb(89, 109, 181)
HSL	hsl(227, 38%, 53%)
HSV	hsv(227, 51%, 71%)
CMYK	cmyk(50.8%, 39.8%, 0%, 29%)
CIE-LAB	lab(47.49, 13.08, -40.53)
CIE-LCH	lch(47.49, 42.58, 287.88°)
OKLab	oklab(55.2% 0.0011 -0.1147)
OKLCH	oklch(55.2% 0.115 270.6)
XYZ	xyz(17.9263, 16.3962, 45.9273)
Luminance	0.1640 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596DB5 #B5A159

analogous

#599BB5 #596DB5 #7359B5

triadic

#596DB5 #B5596D #6DB559

tetradic

#596DB5 #B5599B #B5A159 #59B573

square

#596DB5 #B5599B #B5A159 #59B573

split-complementary

#596DB5 #B57359 #9BB559

monochromatic

#2E3A66 #405290 #596DB5 #8392C8 #AEB7DB

Accessibility & contrast

On white

4.91

#596DB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#596DB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #596DB5

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596DB5	#FFFFFF	#000000	##FFFFFF
##596DB5	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5175B8

Deuteranopia (green-blind)

#476DB3

Tritanopia (blue-blind)

#317C88

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #596db5;
/* rgb */ color: rgb(89, 109, 181);
/* oklch */ color: oklch(55.2% 0.115 270.6);

Tailwind

colors: {
  custom: {
    50: '#8d96cb',
    500: '#596db5',
    950: '#000000',
  },
}

SCSS

$custom: #596db5;
$custom-light: #8d96cb;
$custom-dark: #000000;

JSON

{
  "hex": "#596db5",
  "rgb": {
    "r": 89,
    "g": 109,
    "b": 181
  },
  "hsl": {
    "h": 226.957,
    "s": 38.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.55203,
    "c": 0.11467,
    "h": 270.6
  },
  "luminance": 0.16397
}

Semantic roles & 50–950 ramp

primary

#596DB5

secondary

#C9C0A1

accent

#B55ACE

background

#F9F9FC

surface

#F1F1F8

border

#CBCBD1

text

#0D0D13

muted

#7E7E82

Preview Lab

Preview with #596DB5

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

Preview Lab → · Contrast checker → · Palette generator →