#588FF4#588FF4

#588FF4 is a light, vivid blue. Relative luminance 0.283; OKLCH L 66.0% C 0.162 H 261.5°. Best body text is #000000 at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#588FF4
RGB	rgb(88, 143, 244)
HSL	hsl(219, 88%, 65%)
HSV	hsv(219, 64%, 96%)
CMYK	cmyk(63.9%, 41.4%, 0%, 4.3%)
CIE-LAB	lab(60.11, 13.00, -56.07)
CIE-LCH	lch(60.11, 57.56, 283.06°)
OKLab	oklab(66.03% -0.0239 -0.1599)
OKLCH	oklch(66.03% 0.162 261.5)
XYZ	xyz(30.1703, 28.2484, 89.4329)
Luminance	0.2825 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588FF4 #F4BD58

analogous

#58DDF4 #588FF4 #6F58F4

triadic

#588FF4 #F4588F #8FF458

tetradic

#588FF4 #F458DD #F4BD58 #58F46F

square

#588FF4 #F458DD #F4BD58 #58F46F

split-complementary

#588FF4 #F46F58 #DDF458

monochromatic

#0D4EC5 #1F68F0 #588FF4 #91B6F8 #CBDCFC

Accessibility & contrast

On white

3.16

#588FF4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.65

#588FF4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588FF4

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588FF4	#FFFFFF	#000000	##000000
##588FF4	1.00	3.16	6.65	6.65
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.65	21.00	1.00	1.00
##000000	6.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6199F8

Deuteranopia (green-blind)

#498AF2

Tritanopia (blue-blind)

#00A6B6

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #588ff4;
/* rgb */ color: rgb(88, 143, 244);
/* oklch */ color: oklch(66.0% 0.162 261.5);

Tailwind

colors: {
  custom: {
    50: '#95aff8',
    500: '#588ff4',
    950: '#000000',
  },
}

SCSS

$custom: #588ff4;
$custom-light: #95aff8;
$custom-dark: #000000;

JSON

{
  "hex": "#588ff4",
  "rgb": {
    "r": 88,
    "g": 143,
    "b": 244
  },
  "hsl": {
    "h": 218.846,
    "s": 87.64,
    "l": 65.098
  },
  "oklch": {
    "l": 0.66026,
    "c": 0.16163,
    "h": 261.5
  },
  "luminance": 0.28251
}

Semantic roles & 50–950 ramp

primary

#588FF4

secondary

#EEDCB9

accent

#9401E4

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F1017

muted

#7E7F85

Preview Lab

Preview with #588FF4

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

Preview Lab → · Contrast checker → · Palette generator →