#588BE3#588BE3

#588BE3 is a light, vivid blue. Relative luminance 0.261; OKLCH L 64.2% C 0.144 H 260.6°. Best body text is #000000 at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#588BE3
RGB	rgb(88, 139, 227)
HSL	hsl(218, 71%, 62%)
HSV	hsv(218, 61%, 89%)
CMYK	cmyk(61.2%, 38.8%, 0%, 11%)
CIE-LAB	lab(58.12, 9.69, -49.83)
CIE-LCH	lch(58.12, 50.76, 281.01°)
OKLab	oklab(64.19% -0.0234 -0.1416)
OKLCH	oklch(64.19% 0.144 260.6)
XYZ	xyz(27.1174, 26.0836, 76.2637)
Luminance	0.2609 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588BE3 #E3B058

analogous

#58D0E3 #588BE3 #6B58E3

triadic

#588BE3 #E3588B #8BE358

tetradic

#588BE3 #E358D0 #E3B058 #58E36B

square

#588BE3 #E358D0 #E3B058 #58E36B

split-complementary

#588BE3 #E36B58 #D0E358

monochromatic

#1C4EA5 #2467D9 #588BE3 #8CAFEC #C1D4F5

Accessibility & contrast

On white

3.38

#588BE3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.22

#588BE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588BE3

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588BE3	#FFFFFF	#000000	##000000
##588BE3	1.00	3.38	6.22	6.22
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.22	21.00	1.00	1.00
##000000	6.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6593E7

Deuteranopia (green-blind)

#5186E1

Tritanopia (blue-blind)

#009FAC

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #588be3;
/* rgb */ color: rgb(88, 139, 227);
/* oklch */ color: oklch(64.2% 0.144 260.6);

Tailwind

colors: {
  custom: {
    50: '#93acec',
    500: '#588be3',
    950: '#000000',
  },
}

SCSS

$custom: #588be3;
$custom-light: #93acec;
$custom-dark: #000000;

JSON

{
  "hex": "#588be3",
  "rgb": {
    "r": 88,
    "g": 139,
    "b": 227
  },
  "hsl": {
    "h": 217.986,
    "s": 71.282,
    "l": 61.765
  },
  "oklch": {
    "l": 0.64186,
    "c": 0.14351,
    "h": 260.6
  },
  "luminance": 0.26086
}

Semantic roles & 50–950 ramp

primary

#588BE3

secondary

#E5D2B2

accent

#8C12D3

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #588BE3

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

Preview Lab → · Contrast checker → · Palette generator →