#588CE9#588CE9

#588CE9 is a light, vivid blue. Relative luminance 0.267; OKLCH L 64.7% C 0.150 H 261.2°. Best body text is #000000 at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#588CE9
RGB	rgb(88, 140, 233)
HSL	hsl(218, 77%, 63%)
HSV	hsv(218, 62%, 91%)
CMYK	cmyk(62.2%, 39.9%, 0%, 8.6%)
CIE-LAB	lab(58.71, 11.10, -52.23)
CIE-LCH	lch(58.71, 53.40, 282.00°)
OKLab	oklab(64.75% -0.0231 -0.1486)
OKLCH	oklch(64.75% 0.15 261.2)
XYZ	xyz(28.1054, 26.7115, 80.7497)
Luminance	0.2671 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588CE9 #E9B558

analogous

#58D4E9 #588CE9 #6C58E9

triadic

#588CE9 #E9588C #8CE958

tetradic

#588CE9 #E958D4 #E9B558 #58E96C

square

#588CE9 #E958D4 #E9B558 #58E96C

split-complementary

#588CE9 #E96C58 #D4E958

monochromatic

#174EAF #2267E2 #588CE9 #8EB1F0 #C4D6F7

Accessibility & contrast

On white

3.31

#588CE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.34

#588CE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588CE9

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588CE9	#FFFFFF	#000000	##000000
##588CE9	1.00	3.31	6.34	6.34
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.34	21.00	1.00	1.00
##000000	6.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6394ED

Deuteranopia (green-blind)

#4E87E7

Tritanopia (blue-blind)

#00A1AF

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #588ce9;
/* rgb */ color: rgb(88, 140, 233);
/* oklch */ color: oklch(64.7% 0.150 261.2);

Tailwind

colors: {
  custom: {
    50: '#93adf0',
    500: '#588ce9',
    950: '#000000',
  },
}

SCSS

$custom: #588ce9;
$custom-light: #93adf0;
$custom-dark: #000000;

JSON

{
  "hex": "#588ce9",
  "rgb": {
    "r": 88,
    "g": 140,
    "b": 233
  },
  "hsl": {
    "h": 218.483,
    "s": 76.72,
    "l": 62.941
  },
  "oklch": {
    "l": 0.64746,
    "c": 0.15041,
    "h": 261.2
  },
  "luminance": 0.26714
}

Semantic roles & 50–950 ramp

primary

#588CE9

secondary

#E8D6B4

accent

#900DD9

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #588CE9

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

Preview Lab → · Contrast checker → · Palette generator →