#588EEF#588EEF

#588EEF is a light, vivid blue. Relative luminance 0.277; OKLCH L 65.5% C 0.156 H 261.2°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#588EEF
RGB	rgb(88, 142, 239)
HSL	hsl(219, 83%, 64%)
HSV	hsv(219, 63%, 94%)
CMYK	cmyk(63.2%, 40.6%, 0%, 6.3%)
CIE-LAB	lab(59.57, 11.92, -54.18)
CIE-LCH	lch(59.57, 55.47, 282.41°)
OKLab	oklab(65.52% -0.0239 -0.1543)
OKLCH	oklch(65.52% 0.156 261.2)
XYZ	xyz(29.2720, 27.6500, 85.4390)
Luminance	0.2765 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588EEF #EFB958

analogous

#58DAEF #588EEF #6E58EF

triadic

#588EEF #EF588E #8EEF58

tetradic

#588EEF #EF58DA #EFB958 #58EF6E

square

#588EEF #EF58DA #EFB958 #58EF6E

split-complementary

#588EEF #EF6E58 #DAEF58

monochromatic

#124EBB #2068EA #588EEF #90B4F4 #C8DAFA

Accessibility & contrast

On white

3.22

#588EEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#588EEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588EEF

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588EEF	#FFFFFF	#000000	##000000
##588EEF	1.00	3.22	6.53	6.53
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6297F3

Deuteranopia (green-blind)

#4C89ED

Tritanopia (blue-blind)

#00A4B3

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #588eef;
/* rgb */ color: rgb(88, 142, 239);
/* oklch */ color: oklch(65.5% 0.156 261.2);

Tailwind

colors: {
  custom: {
    50: '#94aef5',
    500: '#588eef',
    950: '#000000',
  },
}

SCSS

$custom: #588eef;
$custom-light: #94aef5;
$custom-dark: #000000;

JSON

{
  "hex": "#588eef",
  "rgb": {
    "r": 88,
    "g": 142,
    "b": 239
  },
  "hsl": {
    "h": 218.543,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.6552,
    "c": 0.15615,
    "h": 261.2
  },
  "luminance": 0.27653
}

Semantic roles & 50–950 ramp

primary

#588EEF

secondary

#ECD9B7

accent

#9207DF

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #588EEF

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

Preview Lab → · Contrast checker → · Palette generator →