#596DDD#596DDD

#596DDD is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.7% C 0.171 H 272.3°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#596DDD
RGB	rgb(89, 109, 221)
HSL	hsl(231, 66%, 61%)
HSV	hsv(231, 60%, 87%)
CMYK	cmyk(59.7%, 50.7%, 0%, 13.3%)
CIE-LAB	lab(49.83, 26.16, -59.70)
CIE-LCH	lch(49.83, 65.18, 293.66°)
OKLab	oklab(57.75% 0.007 -0.1709)
OKLCH	oklch(57.75% 0.171 272.3)
XYZ	xyz(22.6353, 18.2798, 70.7281)
Luminance	0.1828 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596DDD #DDC959

analogous

#59AFDD #596DDD #8759DD

triadic

#596DDD #DD596D #6DDD59

tetradic

#596DDD #DD59AF #DDC959 #59DD87

square

#596DDD #DD59AF #DDC959 #59DD87

split-complementary

#596DDD #DD8759 #AFDD59

monochromatic

#20339C #2A43CF #596DDD #8C9AE7 #BFC6F2

Accessibility & contrast

On white

4.51

#596DDD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#596DDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #596DDD

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596DDD	#FFFFFF	#000000	##000000
##596DDD	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F7DE1

Deuteranopia (green-blind)

#0B71DB

Tritanopia (blue-blind)

#00879B

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #596ddd;
/* rgb */ color: rgb(89, 109, 221);
/* oklch */ color: oklch(57.7% 0.171 272.3);

Tailwind

colors: {
  custom: {
    50: '#9396e8',
    500: '#596ddd',
    950: '#000000',
  },
}

SCSS

$custom: #596ddd;
$custom-light: #9396e8;
$custom-dark: #000000;

JSON

{
  "hex": "#596ddd",
  "rgb": {
    "r": 89,
    "g": 109,
    "b": 221
  },
  "hsl": {
    "h": 230.909,
    "s": 66,
    "l": 60.784
  },
  "oklch": {
    "l": 0.57746,
    "c": 0.17108,
    "h": 272.3
  },
  "luminance": 0.18282
}

Semantic roles & 50–950 ramp

primary

#596DDD

secondary

#E2DAB0

accent

#B218CE

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #596DDD

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

Preview Lab → · Contrast checker → · Palette generator →