#597EB3#597EB3

#597EB3 is a mid, moderate blue. Relative luminance 0.203; OKLCH L 58.8% C 0.092 H 257.4°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#597EB3
RGB	rgb(89, 126, 179)
HSL	hsl(215, 37%, 53%)
HSV	hsv(215, 50%, 70%)
CMYK	cmyk(50.3%, 29.6%, 0%, 29.8%)
CIE-LAB	lab(52.17, 2.12, -32.00)
CIE-LCH	lch(52.17, 32.08, 273.80°)
OKLab	oklab(58.8% -0.0201 -0.0898)
OKLCH	oklch(58.8% 0.092 257.4)
XYZ	xyz(19.7146, 20.2988, 45.5183)
Luminance	0.2030 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#597EB3 #B38E59

analogous

#59ABB3 #597EB3 #6159B3

triadic

#597EB3 #B3597E #7EB359

tetradic

#597EB3 #B359AB #B38E59 #59B361

square

#597EB3 #B359AB #B38E59 #59B361

split-complementary

#597EB3 #B36159 #ABB359

monochromatic

#2E4464 #41618E #597EB3 #839FC6 #ADBFD9

Accessibility & contrast

On white

4.15

#597EB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#597EB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #597EB3

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##597EB3	#FFFFFF	#000000	##000000
##597EB3	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6981B5

Deuteranopia (green-blind)

#5F79B2

Tritanopia (blue-blind)

#2F8A91

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #597eb3;
/* rgb */ color: rgb(89, 126, 179);
/* oklch */ color: oklch(58.8% 0.092 257.4);

Tailwind

colors: {
  custom: {
    50: '#8da3ca',
    500: '#597eb3',
    950: '#000000',
  },
}

SCSS

$custom: #597eb3;
$custom-light: #8da3ca;
$custom-dark: #000000;

JSON

{
  "hex": "#597eb3",
  "rgb": {
    "r": 89,
    "g": 126,
    "b": 179
  },
  "hsl": {
    "h": 215.333,
    "s": 37.19,
    "l": 52.549
  },
  "oklch": {
    "l": 0.58804,
    "c": 0.09201,
    "h": 257.4
  },
  "luminance": 0.203
}

Semantic roles & 50–950 ramp

primary

#597EB3

secondary

#C7B7A0

accent

#9E5BCD

background

#F8FAFC

surface

#F0F3F8

border

#CBCDD1

text

#0D0F13

muted

#7D7F82

Preview Lab

Preview with #597EB3

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

Preview Lab → · Contrast checker → · Palette generator →