#596FCF#596FCF

#596FCF is a mid, vivid blue. Relative luminance 0.180; OKLCH L 57.2% C 0.149 H 271.3°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#596FCF
RGB	rgb(89, 111, 207)
HSL	hsl(229, 55%, 58%)
HSV	hsv(229, 57%, 81%)
CMYK	cmyk(57%, 46.4%, 0%, 18.8%)
CIE-LAB	lab(49.49, 20.28, -52.30)
CIE-LCH	lch(49.49, 56.10, 291.20°)
OKLab	oklab(57.21% 0.0033 -0.1492)
OKLCH	oklch(57.21% 0.149 271.3)
XYZ	xyz(21.0630, 17.9961, 61.3830)
Luminance	0.1800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596FCF #CFB959

analogous

#59AACF #596FCF #7E59CF

triadic

#596FCF #CF596F #6FCF59

tetradic

#596FCF #CF59AA #CFB959 #59CF7E

square

#596FCF #CF59AA #CFB959 #59CF7E

split-complementary

#596FCF #CF7E59 #AACF59

monochromatic

#273987 #354DB6 #596FCF #8898DD #B8C1EA

Accessibility & contrast

On white

4.57

#596FCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#596FCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #596FCF

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596FCF	#FFFFFF	#000000	##000000
##596FCF	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#427BD3

Deuteranopia (green-blind)

#3171CD

Tritanopia (blue-blind)

#068495

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #596fcf;
/* rgb */ color: rgb(89, 111, 207);
/* oklch */ color: oklch(57.2% 0.149 271.3);

Tailwind

colors: {
  custom: {
    50: '#9198de',
    500: '#596fcf',
    950: '#000000',
  },
}

SCSS

$custom: #596fcf;
$custom-light: #9198de;
$custom-dark: #000000;

JSON

{
  "hex": "#596fcf",
  "rgb": {
    "r": 89,
    "g": 111,
    "b": 207
  },
  "hsl": {
    "h": 228.814,
    "s": 55.14,
    "l": 58.039
  },
  "oklch": {
    "l": 0.57209,
    "c": 0.1492,
    "h": 271.3
  },
  "luminance": 0.17998
}

Semantic roles & 50–950 ramp

primary

#596FCF

secondary

#D9D1AA

accent

#C349DE

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #596FCF

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

Preview Lab → · Contrast checker → · Palette generator →