#597BEF#597BEF

#597BEF is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.7% C 0.178 H 268.5°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#597BEF
RGB	rgb(89, 123, 239)
HSL	hsl(226, 82%, 64%)
HSV	hsv(226, 63%, 94%)
CMYK	cmyk(62.8%, 48.5%, 0%, 6.3%)
CIE-LAB	lab(54.57, 23.58, -62.17)
CIE-LCH	lch(54.57, 66.49, 290.77°)
OKLab	oklab(61.7% -0.0047 -0.178)
OKLCH	oklch(61.7% 0.178 268.5)
XYZ	xyz(26.7775, 22.5194, 84.5802)
Luminance	0.2252 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#597BEF #EFCD59

analogous

#59C6EF #597BEF #8259EF

triadic

#597BEF #EF597B #7BEF59

tetradic

#597BEF #EF59C6 #EFCD59 #59EF82

square

#597BEF #EF59C6 #EFCD59 #59EF82

split-complementary

#597BEF #EF8259 #C6EF59

monochromatic

#1238BC #214FEA #597BEF #91A7F4 #C9D4FA

Accessibility & contrast

On white

3.82

#597BEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#597BEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #597BEF

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##597BEF	#FFFFFF	#000000	##000000
##597BEF	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D8AF3

Deuteranopia (green-blind)

#1A7CED

Tritanopia (blue-blind)

#0096AA

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #597bef;
/* rgb */ color: rgb(89, 123, 239);
/* oklch */ color: oklch(61.7% 0.178 268.5);

Tailwind

colors: {
  custom: {
    50: '#95a0f5',
    500: '#597bef',
    950: '#000000',
  },
}

SCSS

$custom: #597bef;
$custom-light: #95a0f5;
$custom-dark: #000000;

JSON

{
  "hex": "#597bef",
  "rgb": {
    "r": 89,
    "g": 123,
    "b": 239
  },
  "hsl": {
    "h": 226.4,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.617,
    "c": 0.17809,
    "h": 268.5
  },
  "luminance": 0.22522
}

Semantic roles & 50–950 ramp

primary

#597BEF

secondary

#ECE0B8

accent

#AE07DF

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0F0E17

muted

#7E7E85

Preview Lab

Preview with #597BEF

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

Preview Lab → · Contrast checker → · Palette generator →