#588BE9#588BE9

#588BE9 is a light, vivid blue. Relative luminance 0.264; OKLCH L 64.5% C 0.152 H 261.6°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#588BE9
RGB	rgb(88, 139, 233)
HSL	hsl(219, 77%, 63%)
HSV	hsv(219, 62%, 91%)
CMYK	cmyk(62.2%, 40.3%, 0%, 8.6%)
CIE-LAB	lab(58.43, 11.70, -52.66)
CIE-LCH	lch(58.43, 53.95, 282.52°)
OKLab	oklab(64.54% -0.0221 -0.1499)
OKLCH	oklch(64.54% 0.152 261.6)
XYZ	xyz(27.9599, 26.4206, 80.7012)
Luminance	0.2642 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588BE9 #E9B658

analogous

#58D3E9 #588BE9 #6E58E9

triadic

#588BE9 #E9588B #8BE958

tetradic

#588BE9 #E958D3 #E9B658 #58E96E

square

#588BE9 #E958D3 #E9B658 #58E96E

split-complementary

#588BE9 #E96E58 #D3E958

monochromatic

#174DAF #2265E2 #588BE9 #8EB1F0 #C4D6F7

Accessibility & contrast

On white

3.34

#588BE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#588BE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588BE9

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588BE9	#FFFFFF	#000000	##000000
##588BE9	1.00	3.34	6.28	6.28
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.28	21.00	1.00	1.00
##000000	6.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6194ED

Deuteranopia (green-blind)

#4C86E7

Tritanopia (blue-blind)

#00A0AF

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #588be9;
/* rgb */ color: rgb(88, 139, 233);
/* oklch */ color: oklch(64.5% 0.152 261.6);

Tailwind

colors: {
  custom: {
    50: '#94acf0',
    500: '#588be9',
    950: '#000000',
  },
}

SCSS

$custom: #588be9;
$custom-light: #94acf0;
$custom-dark: #000000;

JSON

{
  "hex": "#588be9",
  "rgb": {
    "r": 88,
    "g": 139,
    "b": 233
  },
  "hsl": {
    "h": 218.897,
    "s": 76.72,
    "l": 62.941
  },
  "oklch": {
    "l": 0.64536,
    "c": 0.15152,
    "h": 261.6
  },
  "luminance": 0.26423
}

Semantic roles & 50–950 ramp

primary

#588BE9

secondary

#E8D6B4

accent

#910DD9

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #588BE9

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

Preview Lab → · Contrast checker → · Palette generator →