#588EF0#588EF0

#588EF0 is a light, vivid blue. Relative luminance 0.277; OKLCH L 65.6% C 0.157 H 261.4°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#588EF0
RGB	rgb(88, 142, 240)
HSL	hsl(219, 84%, 64%)
HSV	hsv(219, 63%, 94%)
CMYK	cmyk(63.3%, 40.8%, 0%, 5.9%)
CIE-LAB	lab(59.63, 12.25, -54.64)
CIE-LCH	lch(59.63, 56.00, 282.64°)
OKLab	oklab(65.58% -0.0237 -0.1557)
OKLCH	oklch(65.58% 0.157 261.4)
XYZ	xyz(29.4201, 27.7092, 86.2192)
Luminance	0.2771 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588EF0 #F0BA58

analogous

#58DAF0 #588EF0 #6E58F0

triadic

#588EF0 #F0588E #8EF058

tetradic

#588EF0 #F058DA #F0BA58 #58F06E

square

#588EF0 #F058DA #F0BA58 #58F06E

split-complementary

#588EF0 #F06E58 #DAF058

monochromatic

#114EBD #2068EB #588EF0 #90B4F5 #C8DAFA

Accessibility & contrast

On white

3.21

#588EF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.54

#588EF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588EF0

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588EF0	#FFFFFF	#000000	##000000
##588EF0	1.00	3.21	6.54	6.54
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.54	21.00	1.00	1.00
##000000	6.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6297F4

Deuteranopia (green-blind)

#4B89EE

Tritanopia (blue-blind)

#00A4B3

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #588ef0;
/* rgb */ color: rgb(88, 142, 240);
/* oklch */ color: oklch(65.6% 0.157 261.4);

Tailwind

colors: {
  custom: {
    50: '#95aef5',
    500: '#588ef0',
    950: '#000000',
  },
}

SCSS

$custom: #588ef0;
$custom-light: #95aef5;
$custom-dark: #000000;

JSON

{
  "hex": "#588ef0",
  "rgb": {
    "r": 88,
    "g": 142,
    "b": 240
  },
  "hsl": {
    "h": 218.684,
    "s": 83.516,
    "l": 64.314
  },
  "oklch": {
    "l": 0.65579,
    "c": 0.15747,
    "h": 261.4
  },
  "luminance": 0.27712
}

Semantic roles & 50–950 ramp

primary

#588EF0

secondary

#ECDAB8

accent

#9206E0

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #588EF0

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

Preview Lab → · Contrast checker → · Palette generator →