#588FEB#588FEB

#588FEB is a light, vivid blue. Relative luminance 0.277; OKLCH L 65.5% C 0.150 H 260.1°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#588FEB
RGB	rgb(88, 143, 235)
HSL	hsl(218, 79%, 63%)
HSV	hsv(218, 63%, 92%)
CMYK	cmyk(62.6%, 39.1%, 0%, 7.8%)
CIE-LAB	lab(59.63, 9.98, -51.87)
CIE-LCH	lch(59.63, 52.82, 280.89°)
OKLab	oklab(65.5% -0.0257 -0.1475)
OKLCH	oklch(65.5% 0.15 260.1)
XYZ	xyz(28.8371, 27.7151, 82.4110)
Luminance	0.2772 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588FEB #EBB458

analogous

#58D8EB #588FEB #6A58EB

triadic

#588FEB #EB588F #8FEB58

tetradic

#588FEB #EB58D8 #EBB458 #58EB6A

square

#588FEB #EB58D8 #EBB458 #58EB6A

split-complementary

#588FEB #EB6A58 #D8EB58

monochromatic

#1550B3 #216AE4 #588FEB #8FB4F2 #C5D8F8

Accessibility & contrast

On white

3.21

#588FEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.54

#588FEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588FEB

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588FEB	#FFFFFF	#000000	##000000
##588FEB	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)

#6697EF

Deuteranopia (green-blind)

#5189E9

Tritanopia (blue-blind)

#00A4B2

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #588feb;
/* rgb */ color: rgb(88, 143, 235);
/* oklch */ color: oklch(65.5% 0.150 260.1);

Tailwind

colors: {
  custom: {
    50: '#94aff2',
    500: '#588feb',
    950: '#000000',
  },
}

SCSS

$custom: #588feb;
$custom-light: #94aff2;
$custom-dark: #000000;

JSON

{
  "hex": "#588feb",
  "rgb": {
    "r": 88,
    "g": 143,
    "b": 235
  },
  "hsl": {
    "h": 217.551,
    "s": 78.61,
    "l": 63.333
  },
  "oklch": {
    "l": 0.65497,
    "c": 0.14975,
    "h": 260.1
  },
  "luminance": 0.27718
}

Semantic roles & 50–950 ramp

primary

#588FEB

secondary

#EAD6B5

accent

#8D0BDB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #588FEB

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

Preview Lab → · Contrast checker → · Palette generator →