#597CCC#597CCC

#597CCC is a mid, vivid blue. Relative luminance 0.209; OKLCH L 59.7% C 0.129 H 264.9°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#597CCC
RGB	rgb(89, 124, 204)
HSL	hsl(222, 53%, 57%)
HSV	hsv(222, 56%, 80%)
CMYK	cmyk(56.4%, 39.2%, 0%, 20%)
CIE-LAB	lab(52.84, 11.32, -45.26)
CIE-LCH	lch(52.84, 46.66, 284.04°)
OKLab	oklab(59.72% -0.0114 -0.1284)
OKLCH	oklch(59.72% 0.129 264.9)
XYZ	xyz(22.2229, 20.8970, 59.9775)
Luminance	0.2090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#597CCC #CCA959

analogous

#59B6CC #597CCC #7059CC

triadic

#597CCC #CC597C #7CCC59

tetradic

#597CCC #CC59B6 #CCA959 #59CC70

square

#597CCC #CC59B6 #CCA959 #59CC70

split-complementary

#597CCC #CC7059 #B6CC59

monochromatic

#284483 #365CB1 #597CCC #88A1DA #B7C6E9

Accessibility & contrast

On white

4.05

#597CCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#597CCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #597CCC

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##597CCC	#FFFFFF	#000000	##000000
##597CCC	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B84CF

Deuteranopia (green-blind)

#4C79CA

Tritanopia (blue-blind)

#078E9A

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #597ccc;
/* rgb */ color: rgb(89, 124, 204);
/* oklch */ color: oklch(59.7% 0.129 264.9);

Tailwind

colors: {
  custom: {
    50: '#90a1dc',
    500: '#597ccc',
    950: '#000000',
  },
}

SCSS

$custom: #597ccc;
$custom-light: #90a1dc;
$custom-dark: #000000;

JSON

{
  "hex": "#597ccc",
  "rgb": {
    "r": 89,
    "g": 124,
    "b": 204
  },
  "hsl": {
    "h": 221.739,
    "s": 52.995,
    "l": 57.451
  },
  "oklch": {
    "l": 0.59721,
    "c": 0.12889,
    "h": 264.9
  },
  "luminance": 0.20899
}

Semantic roles & 50–950 ramp

primary

#597CCC

secondary

#D8C9A9

accent

#B04BDC

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #597CCC

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

Preview Lab → · Contrast checker → · Palette generator →