#597DCC#597DCC

#597DCC is a mid, vivid blue. Relative luminance 0.212; OKLCH L 59.9% C 0.128 H 264.4°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#597DCC
RGB	rgb(89, 125, 204)
HSL	hsl(221, 53%, 57%)
HSV	hsv(221, 56%, 80%)
CMYK	cmyk(56.4%, 38.7%, 0%, 20%)
CIE-LAB	lab(53.11, 10.71, -44.83)
CIE-LCH	lch(53.11, 46.09, 283.44°)
OKLab	oklab(59.93% -0.0125 -0.1271)
OKLCH	oklch(59.93% 0.128 264.4)
XYZ	xyz(22.3488, 21.1489, 60.0195)
Luminance	0.2115 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#597DCC #CCA859

analogous

#59B7CC #597DCC #6E59CC

triadic

#597DCC #CC597D #7DCC59

tetradic

#597DCC #CC59B7 #CCA859 #59CC6E

square

#597DCC #CC59B7 #CCA859 #59CC6E

split-complementary

#597DCC #CC6E59 #B7CC59

monochromatic

#284483 #365DB1 #597DCC #88A2DA #B7C6E9

Accessibility & contrast

On white

4.02

#597DCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#597DCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #597DCC

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##597DCC	#FFFFFF	#000000	##000000
##597DCC	1.00	4.02	5.23	5.23
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C84CF

Deuteranopia (green-blind)

#4E7ACA

Tritanopia (blue-blind)

#068E9B

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #597dcc;
/* rgb */ color: rgb(89, 125, 204);
/* oklch */ color: oklch(59.9% 0.128 264.4);

Tailwind

colors: {
  custom: {
    50: '#90a2dc',
    500: '#597dcc',
    950: '#000000',
  },
}

SCSS

$custom: #597dcc;
$custom-light: #90a2dc;
$custom-dark: #000000;

JSON

{
  "hex": "#597dcc",
  "rgb": {
    "r": 89,
    "g": 125,
    "b": 204
  },
  "hsl": {
    "h": 221.217,
    "s": 52.995,
    "l": 57.451
  },
  "oklch": {
    "l": 0.59934,
    "c": 0.12772,
    "h": 264.4
  },
  "luminance": 0.21151
}

Semantic roles & 50–950 ramp

primary

#597DCC

secondary

#D8C9A9

accent

#AF4BDC

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0F15

muted

#7E7E83

Preview Lab

Preview with #597DCC

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

Preview Lab → · Contrast checker → · Palette generator →