#597BB3#597BB3

#597BB3 is a mid, moderate blue. Relative luminance 0.195; OKLCH L 58.1% C 0.095 H 260.0°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#597BB3
RGB	rgb(89, 123, 179)
HSL	hsl(217, 37%, 53%)
HSV	hsv(217, 50%, 70%)
CMYK	cmyk(50.3%, 31.3%, 0%, 29.8%)
CIE-LAB	lab(51.32, 3.91, -33.34)
CIE-LCH	lch(51.32, 33.57, 276.69°)
OKLab	oklab(58.14% -0.0164 -0.0937)
OKLCH	oklch(58.14% 0.095 260)
XYZ	xyz(19.3367, 19.5431, 45.3923)
Luminance	0.1954 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#597BB3 #B39159

analogous

#59A8B3 #597BB3 #6459B3

triadic

#597BB3 #B3597B #7BB359

tetradic

#597BB3 #B359A8 #B39159 #59B364

square

#597BB3 #B359A8 #B39159 #59B364

split-complementary

#597BB3 #B36459 #A8B359

monochromatic

#2E4264 #415E8E #597BB3 #839CC6 #ADBED9

Accessibility & contrast

On white

4.28

#597BB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#597BB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #597BB3

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##597BB3	#FFFFFF	#000000	##000000
##597BB3	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#657FB5

Deuteranopia (green-blind)

#5B76B2

Tritanopia (blue-blind)

#30878F

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #597bb3;
/* rgb */ color: rgb(89, 123, 179);
/* oklch */ color: oklch(58.1% 0.095 260.0);

Tailwind

colors: {
  custom: {
    50: '#8da0ca',
    500: '#597bb3',
    950: '#000000',
  },
}

SCSS

$custom: #597bb3;
$custom-light: #8da0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#597bb3",
  "rgb": {
    "r": 89,
    "g": 123,
    "b": 179
  },
  "hsl": {
    "h": 217.333,
    "s": 37.19,
    "l": 52.549
  },
  "oklch": {
    "l": 0.58135,
    "c": 0.0951,
    "h": 260
  },
  "luminance": 0.19544
}

Semantic roles & 50–950 ramp

primary

#597BB3

secondary

#C7B9A0

accent

#A25BCD

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0D0E13

muted

#7D7E82

Preview Lab

Preview with #597BB3

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

Preview Lab → · Contrast checker → · Palette generator →