#588DEE#588DEE

#588DEE is a light, vivid blue. Relative luminance 0.273; OKLCH L 65.3% C 0.156 H 261.5°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#588DEE
RGB	rgb(88, 141, 238)
HSL	hsl(219, 82%, 64%)
HSV	hsv(219, 63%, 93%)
CMYK	cmyk(63%, 40.8%, 0%, 6.7%)
CIE-LAB	lab(59.25, 12.18, -54.14)
CIE-LCH	lch(59.25, 55.49, 282.68°)
OKLab	oklab(65.25% -0.0231 -0.1542)
OKLCH	oklch(65.25% 0.156 261.5)
XYZ	xyz(28.9766, 27.2948, 84.6137)
Luminance	0.2730 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588DEE #EEB958

analogous

#58D8EE #588DEE #6E58EE

triadic

#588DEE #EE588D #8DEE58

tetradic

#588DEE #EE58D8 #EEB958 #58EE6E

square

#588DEE #EE58D8 #EEB958 #58EE6E

split-complementary

#588DEE #EE6E58 #D8EE58

monochromatic

#134DB9 #2067E8 #588DEE #90B3F4 #C7D9F9

Accessibility & contrast

On white

3.25

#588DEE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#588DEE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588DEE

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588DEE	#FFFFFF	#000000	##000000
##588DEE	1.00	3.25	6.46	6.46
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.46	21.00	1.00	1.00
##000000	6.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6196F2

Deuteranopia (green-blind)

#4B88EC

Tritanopia (blue-blind)

#00A3B2

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #588dee;
/* rgb */ color: rgb(88, 141, 238);
/* oklch */ color: oklch(65.3% 0.156 261.5);

Tailwind

colors: {
  custom: {
    50: '#94adf4',
    500: '#588dee',
    950: '#000000',
  },
}

SCSS

$custom: #588dee;
$custom-light: #94adf4;
$custom-dark: #000000;

JSON

{
  "hex": "#588dee",
  "rgb": {
    "r": 88,
    "g": 141,
    "b": 238
  },
  "hsl": {
    "h": 218.8,
    "s": 81.522,
    "l": 63.922
  },
  "oklch": {
    "l": 0.65251,
    "c": 0.15594,
    "h": 261.5
  },
  "luminance": 0.27298
}

Semantic roles & 50–950 ramp

primary

#588DEE

secondary

#EBD9B7

accent

#9208DE

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #588DEE

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

Preview Lab → · Contrast checker → · Palette generator →