#597FBF#597FBF

#597FBF is a mid, moderate blue. Relative luminance 0.211; OKLCH L 59.6% C 0.107 H 260.4°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#597FBF
RGB	rgb(89, 127, 191)
HSL	hsl(218, 44%, 55%)
HSV	hsv(218, 53%, 75%)
CMYK	cmyk(53.4%, 33.5%, 0%, 25.1%)
CIE-LAB	lab(53.02, 5.31, -37.57)
CIE-LCH	lch(53.02, 37.94, 278.04°)
OKLab	oklab(59.65% -0.0179 -0.1059)
OKLCH	oklch(59.65% 0.107 260.4)
XYZ	xyz(21.1100, 21.0626, 52.2332)
Luminance	0.2106 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#597FBF #BF9959

analogous

#59B2BF #597FBF #6659BF

triadic

#597FBF #BF597F #7FBF59

tetradic

#597FBF #BF59B2 #BF9959 #59BF66

square

#597FBF #BF59B2 #BF9959 #59BF66

split-complementary

#597FBF #BF6659 #B2BF59

monochromatic

#2C4672 #3D619E #597FBF #85A1D0 #B1C3E1

Accessibility & contrast

On white

4.03

#597FBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#597FBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #597FBF

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##597FBF	#FFFFFF	#000000	##000000
##597FBF	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6684C2

Deuteranopia (green-blind)

#597ABE

Tritanopia (blue-blind)

#228D96

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #597fbf;
/* rgb */ color: rgb(89, 127, 191);
/* oklch */ color: oklch(59.6% 0.107 260.4);

Tailwind

colors: {
  custom: {
    50: '#8ea3d2',
    500: '#597fbf',
    950: '#000000',
  },
}

SCSS

$custom: #597fbf;
$custom-light: #8ea3d2;
$custom-dark: #000000;

JSON

{
  "hex": "#597fbf",
  "rgb": {
    "r": 89,
    "g": 127,
    "b": 191
  },
  "hsl": {
    "h": 217.647,
    "s": 44.348,
    "l": 54.902
  },
  "oklch": {
    "l": 0.59647,
    "c": 0.10741,
    "h": 260.4
  },
  "luminance": 0.21064
}

Semantic roles & 50–950 ramp

primary

#597FBF

secondary

#CFBFA4

accent

#A454D4

background

#F9FAFC

surface

#F1F3F9

border

#CBCDD2

text

#0D0F14

muted

#7E7F82

Preview Lab

Preview with #597FBF

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

Preview Lab → · Contrast checker → · Palette generator →