#588FF5#588FF5

#588FF5 is a light, vivid blue. Relative luminance 0.283; OKLCH L 66.1% C 0.163 H 261.6°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#588FF5
RGB	rgb(88, 143, 245)
HSL	hsl(219, 89%, 65%)
HSV	hsv(219, 64%, 96%)
CMYK	cmyk(64.1%, 41.6%, 0%, 3.9%)
CIE-LAB	lab(60.17, 13.34, -56.54)
CIE-LCH	lch(60.17, 58.09, 283.28°)
OKLab	oklab(66.09% -0.0237 -0.1612)
OKLCH	oklch(66.09% 0.163 261.6)
XYZ	xyz(30.3226, 28.3093, 90.2347)
Luminance	0.2831 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588FF5 #F5BE58

analogous

#58DDF5 #588FF5 #6F58F5

triadic

#588FF5 #F5588F #8FF558

tetradic

#588FF5 #F558DD #F5BE58 #58F56F

square

#588FF5 #F558DD #F5BE58 #58F56F

split-complementary

#588FF5 #F56F58 #DDF558

monochromatic

#0C4DC7 #1E68F2 #588FF5 #92B6F8 #CBDCFC

Accessibility & contrast

On white

3.15

#588FF5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#588FF5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588FF5

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588FF5	#FFFFFF	#000000	##000000
##588FF5	1.00	3.15	6.66	6.66
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6099F9

Deuteranopia (green-blind)

#488AF3

Tritanopia (blue-blind)

#00A6B6

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #588ff5;
/* rgb */ color: rgb(88, 143, 245);
/* oklch */ color: oklch(66.1% 0.163 261.6);

Tailwind

colors: {
  custom: {
    50: '#95aff9',
    500: '#588ff5',
    950: '#000000',
  },
}

SCSS

$custom: #588ff5;
$custom-light: #95aff9;
$custom-dark: #000000;

JSON

{
  "hex": "#588ff5",
  "rgb": {
    "r": 88,
    "g": 143,
    "b": 245
  },
  "hsl": {
    "h": 218.981,
    "s": 88.701,
    "l": 65.294
  },
  "oklch": {
    "l": 0.66086,
    "c": 0.16295,
    "h": 261.6
  },
  "luminance": 0.28312
}

Semantic roles & 50–950 ramp

primary

#588FF5

secondary

#EFDCBA

accent

#9500E5

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F1017

muted

#7E7F85

Preview Lab

Preview with #588FF5

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

Preview Lab → · Contrast checker → · Palette generator →