#597ACE#597ACE

#597ACE is a mid, vivid blue. Relative luminance 0.205; OKLCH L 59.4% C 0.134 H 266.2°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#597ACE
RGB	rgb(89, 122, 206)
HSL	hsl(223, 54%, 58%)
HSV	hsv(223, 57%, 81%)
CMYK	cmyk(56.8%, 40.8%, 0%, 19.2%)
CIE-LAB	lab(52.40, 13.19, -47.10)
CIE-LCH	lch(52.40, 48.91, 285.65°)
OKLab	oklab(59.41% -0.0088 -0.1338)
OKLCH	oklch(59.41% 0.134 266.2)
XYZ	xyz(22.2162, 20.4974, 61.1662)
Luminance	0.2050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#597ACE #CEAD59

analogous

#59B4CE #597ACE #7259CE

triadic

#597ACE #CE597A #7ACE59

tetradic

#597ACE #CE59B4 #CEAD59 #59CE72

square

#597ACE #CE59B4 #CEAD59 #59CE72

split-complementary

#597ACE #CE7259 #B4CE59

monochromatic

#274285 #3559B5 #597ACE #88A0DC #B8C6EA

Accessibility & contrast

On white

4.12

#597ACE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#597ACE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #597ACE

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##597ACE	#FFFFFF	#000000	##000000
##597ACE	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5683D1

Deuteranopia (green-blind)

#4778CC

Tritanopia (blue-blind)

#008D9A

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #597ace;
/* rgb */ color: rgb(89, 122, 206);
/* oklch */ color: oklch(59.4% 0.134 266.2);

Tailwind

colors: {
  custom: {
    50: '#90a0dd',
    500: '#597ace',
    950: '#000000',
  },
}

SCSS

$custom: #597ace;
$custom-light: #90a0dd;
$custom-dark: #000000;

JSON

{
  "hex": "#597ace",
  "rgb": {
    "r": 89,
    "g": 122,
    "b": 206
  },
  "hsl": {
    "h": 223.077,
    "s": 54.419,
    "l": 57.843
  },
  "oklch": {
    "l": 0.59415,
    "c": 0.13407,
    "h": 266.2
  },
  "luminance": 0.20499
}

Semantic roles & 50–950 ramp

primary

#597ACE

secondary

#D9CCAA

accent

#B44ADE

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #597ACE

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

Preview Lab → · Contrast checker → · Palette generator →