#597ECB#597ECB

#597ECB is a mid, vivid blue. Relative luminance 0.214; OKLCH L 60.1% C 0.125 H 263.6°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#597ECB
RGB	rgb(89, 126, 203)
HSL	hsl(221, 52%, 57%)
HSV	hsv(221, 56%, 80%)
CMYK	cmyk(56.2%, 37.9%, 0%, 20.4%)
CIE-LAB	lab(53.34, 9.78, -43.90)
CIE-LCH	lch(53.34, 44.98, 282.56°)
OKLab	oklab(60.09% -0.0138 -0.1244)
OKLCH	oklch(60.09% 0.125 263.6)
XYZ	xyz(22.3565, 21.3556, 59.4323)
Luminance	0.2136 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#597ECB #CBA659

analogous

#59B7CB #597ECB #6D59CB

triadic

#597ECB #CB597E #7ECB59

tetradic

#597ECB #CB59B7 #CBA659 #59CB6D

square

#597ECB #CB59B7 #CBA659 #59CB6D

split-complementary

#597ECB #CB6D59 #B7CB59

monochromatic

#284581 #375EB0 #597ECB #88A2DA #B6C6E8

Accessibility & contrast

On white

3.98

#597ECB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#597ECB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #597ECB

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##597ECB	#FFFFFF	#000000	##000000
##597ECB	1.00	3.98	5.27	5.27
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E85CE

Deuteranopia (green-blind)

#507BC9

Tritanopia (blue-blind)

#098F9B

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #597ecb;
/* rgb */ color: rgb(89, 126, 203);
/* oklch */ color: oklch(60.1% 0.125 263.6);

Tailwind

colors: {
  custom: {
    50: '#90a3db',
    500: '#597ecb',
    950: '#000000',
  },
}

SCSS

$custom: #597ecb;
$custom-light: #90a3db;
$custom-dark: #000000;

JSON

{
  "hex": "#597ecb",
  "rgb": {
    "r": 89,
    "g": 126,
    "b": 203
  },
  "hsl": {
    "h": 220.526,
    "s": 52.294,
    "l": 57.255
  },
  "oklch": {
    "l": 0.6009,
    "c": 0.12516,
    "h": 263.6
  },
  "luminance": 0.21357
}

Semantic roles & 50–950 ramp

primary

#597ECB

secondary

#D7C8A9

accent

#AD4CDC

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0F15

muted

#7E7E83

Preview Lab

Preview with #597ECB

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

Preview Lab → · Contrast checker → · Palette generator →