#588FE9#588FE9

#588FE9 is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.4% C 0.147 H 259.8°. Best body text is #000000 at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#588FE9
RGB	rgb(88, 143, 233)
HSL	hsl(217, 77%, 63%)
HSV	hsv(217, 62%, 91%)
CMYK	cmyk(62.2%, 38.6%, 0%, 8.6%)
CIE-LAB	lab(59.53, 9.31, -50.93)
CIE-LCH	lch(59.53, 51.77, 280.36°)
OKLab	oklab(65.38% -0.0261 -0.1448)
OKLCH	oklch(65.38% 0.147 259.8)
XYZ	xyz(28.5497, 27.6002, 80.8978)
Luminance	0.2760 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588FE9 #E9B258

analogous

#58D8E9 #588FE9 #6958E9

triadic

#588FE9 #E9588F #8FE958

tetradic

#588FE9 #E958D8 #E9B258 #58E969

square

#588FE9 #E958D8 #E9B258 #58E969

split-complementary

#588FE9 #E96958 #D8E958

monochromatic

#1751AF #226BE2 #588FE9 #8EB3F0 #C4D8F7

Accessibility & contrast

On white

3.22

#588FE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.52

#588FE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588FE9

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588FE9	#FFFFFF	#000000	##000000
##588FE9	1.00	3.22	6.52	6.52
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.52	21.00	1.00	1.00
##000000	6.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6897ED

Deuteranopia (green-blind)

#5389E7

Tritanopia (blue-blind)

#00A3B1

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #588fe9;
/* rgb */ color: rgb(88, 143, 233);
/* oklch */ color: oklch(65.4% 0.147 259.8);

Tailwind

colors: {
  custom: {
    50: '#93aff0',
    500: '#588fe9',
    950: '#000000',
  },
}

SCSS

$custom: #588fe9;
$custom-light: #93aff0;
$custom-dark: #000000;

JSON

{
  "hex": "#588fe9",
  "rgb": {
    "r": 88,
    "g": 143,
    "b": 233
  },
  "hsl": {
    "h": 217.241,
    "s": 76.72,
    "l": 62.941
  },
  "oklch": {
    "l": 0.65381,
    "c": 0.14711,
    "h": 259.8
  },
  "luminance": 0.27603
}

Semantic roles & 50–950 ramp

primary

#588FE9

secondary

#E8D5B4

accent

#8B0DD9

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #588FE9

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

Preview Lab → · Contrast checker → · Palette generator →