#588BF7#588BF7

#588BF7 is a light, vivid blue. Relative luminance 0.273; OKLCH L 65.4% C 0.170 H 263.4°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#588BF7
RGB	rgb(88, 139, 247)
HSL	hsl(221, 91%, 66%)
HSV	hsv(221, 64%, 97%)
CMYK	cmyk(64.4%, 43.7%, 0%, 3.1%)
CIE-LAB	lab(59.21, 16.41, -59.17)
CIE-LCH	lch(59.21, 61.41, 285.50°)
OKLab	oklab(65.38% -0.0195 -0.169)
OKLCH	oklch(65.38% 0.17 263.4)
XYZ	xyz(30.0397, 27.2525, 91.6548)
Luminance	0.2726 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588BF7 #F7C458

analogous

#58DAF7 #588BF7 #7458F7

triadic

#588BF7 #F7588B #8BF758

tetradic

#588BF7 #F758DA #F7C458 #58F774

square

#588BF7 #F758DA #F7C458 #58F774

split-complementary

#588BF7 #F77458 #DAF758

monochromatic

#0A48CB #1E62F4 #588BF7 #92B4FA #CDDCFD

Accessibility & contrast

On white

3.26

#588BF7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#588BF7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588BF7

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588BF7	#FFFFFF	#000000	##000000
##588BF7	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5796FB

Deuteranopia (green-blind)

#3D88F5

Tritanopia (blue-blind)

#00A4B5

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #588bf7;
/* rgb */ color: rgb(88, 139, 247);
/* oklch */ color: oklch(65.4% 0.170 263.4);

Tailwind

colors: {
  custom: {
    50: '#96acfa',
    500: '#588bf7',
    950: '#000000',
  },
}

SCSS

$custom: #588bf7;
$custom-light: #96acfa;
$custom-dark: #000000;

JSON

{
  "hex": "#588bf7",
  "rgb": {
    "r": 88,
    "g": 139,
    "b": 247
  },
  "hsl": {
    "h": 220.755,
    "s": 90.857,
    "l": 65.686
  },
  "oklch": {
    "l": 0.65383,
    "c": 0.17014,
    "h": 263.4
  },
  "luminance": 0.27255
}

Semantic roles & 50–950 ramp

primary

#588BF7

secondary

#F0DFBB

accent

#9C00E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F1017

muted

#7E7F85

Preview Lab

Preview with #588BF7

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

Preview Lab → · Contrast checker → · Palette generator →