#588CD9#588CD9

#588CD9 is a light, vivid blue. Relative luminance 0.258; OKLCH L 63.8% C 0.129 H 258.1°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#588CD9
RGB	rgb(88, 140, 217)
HSL	hsl(216, 63%, 60%)
HSV	hsv(216, 59%, 85%)
CMYK	cmyk(59.4%, 35.5%, 0%, 14.9%)
CIE-LAB	lab(57.88, 5.79, -44.61)
CIE-LCH	lch(57.88, 44.99, 277.39°)
OKLab	oklab(63.84% -0.0267 -0.1263)
OKLCH	oklch(63.84% 0.129 258.1)
XYZ	xyz(25.9226, 25.8384, 69.2534)
Luminance	0.2584 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588CD9 #D9A558

analogous

#58CDD9 #588CD9 #6558D9

triadic

#588CD9 #D9588C #8CD958

tetradic

#588CD9 #D958CD #D9A558 #58D965

square

#588CD9 #D958CD #D9A558 #58D965

split-complementary

#588CD9 #D96558 #CDD958

monochromatic

#225095 #2D6BC7 #588CD9 #8AAEE4 #BCD1F0

Accessibility & contrast

On white

3.40

#588CD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#588CD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588CD9

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588CD9	#FFFFFF	#000000	##000000
##588CD9	1.00	3.40	6.17	6.17
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C92DC

Deuteranopia (green-blind)

#5A86D7

Tritanopia (blue-blind)

#009DA8

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #588cd9;
/* rgb */ color: rgb(88, 140, 217);
/* oklch */ color: oklch(63.8% 0.129 258.1);

Tailwind

colors: {
  custom: {
    50: '#91ade5',
    500: '#588cd9',
    950: '#000000',
  },
}

SCSS

$custom: #588cd9;
$custom-light: #91ade5;
$custom-dark: #000000;

JSON

{
  "hex": "#588cd9",
  "rgb": {
    "r": 88,
    "g": 140,
    "b": 217
  },
  "hsl": {
    "h": 215.814,
    "s": 62.927,
    "l": 59.804
  },
  "oklch": {
    "l": 0.63839,
    "c": 0.12913,
    "h": 258.1
  },
  "luminance": 0.25841
}

Semantic roles & 50–950 ramp

primary

#588CD9

secondary

#DFCBAD

accent

#A442E6

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #588CD9

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

Preview Lab → · Contrast checker → · Palette generator →