#597BCA#597BCA

#597BCA is a mid, vivid blue. Relative luminance 0.206; OKLCH L 59.4% C 0.127 H 265.2°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#597BCA
RGB	rgb(89, 123, 202)
HSL	hsl(222, 52%, 57%)
HSV	hsv(222, 56%, 79%)
CMYK	cmyk(55.9%, 39.1%, 0%, 20.8%)
CIE-LAB	lab(52.46, 11.27, -44.73)
CIE-LCH	lch(52.46, 46.13, 284.15°)
OKLab	oklab(59.39% -0.0107 -0.1268)
OKLCH	oklch(59.39% 0.127 265.2)
XYZ	xyz(21.8599, 20.5523, 58.6807)
Luminance	0.2055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#597BCA #CAA859

analogous

#59B4CA #597BCA #7059CA

triadic

#597BCA #CA597B #7BCA59

tetradic

#597BCA #CA59B4 #CAA859 #59CA70

square

#597BCA #CA59B4 #CAA859 #59CA70

split-complementary

#597BCA #CA7059 #B4CA59

monochromatic

#294380 #385BAE #597BCA #87A0D9 #B6C5E8

Accessibility & contrast

On white

4.11

#597BCA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#597BCA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #597BCA

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##597BCA	#FFFFFF	#000000	##000000
##597BCA	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A83CD

Deuteranopia (green-blind)

#4C78C8

Tritanopia (blue-blind)

#0F8C99

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #597bca;
/* rgb */ color: rgb(89, 123, 202);
/* oklch */ color: oklch(59.4% 0.127 265.2);

Tailwind

colors: {
  custom: {
    50: '#90a0da',
    500: '#597bca',
    950: '#000000',
  },
}

SCSS

$custom: #597bca;
$custom-light: #90a0da;
$custom-dark: #000000;

JSON

{
  "hex": "#597bca",
  "rgb": {
    "r": 89,
    "g": 123,
    "b": 202
  },
  "hsl": {
    "h": 221.947,
    "s": 51.598,
    "l": 57.059
  },
  "oklch": {
    "l": 0.59393,
    "c": 0.12728,
    "h": 265.2
  },
  "luminance": 0.20554
}

Semantic roles & 50–950 ramp

primary

#597BCA

secondary

#D6C9A8

accent

#B04DDB

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #597BCA

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

Preview Lab → · Contrast checker → · Palette generator →