#588BE1#588BE1

#588BE1 is a light, vivid blue. Relative luminance 0.260; OKLCH L 64.1% C 0.141 H 260.3°. Best body text is #000000 at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#588BE1
RGB	rgb(88, 139, 225)
HSL	hsl(218, 70%, 61%)
HSV	hsv(218, 61%, 88%)
CMYK	cmyk(60.9%, 38.2%, 0%, 11.8%)
CIE-LAB	lab(58.01, 9.03, -48.88)
CIE-LCH	lch(58.01, 49.71, 280.46°)
OKLab	oklab(64.07% -0.0238 -0.1388)
OKLCH	oklch(64.07% 0.141 260.3)
XYZ	xyz(26.8430, 25.9738, 74.8184)
Luminance	0.2598 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588BE1 #E1AE58

analogous

#58D0E1 #588BE1 #6A58E1

triadic

#588BE1 #E1588B #8BE158

tetradic

#588BE1 #E158D0 #E1AE58 #58E16A

square

#588BE1 #E158D0 #E1AE58 #58E16A

split-complementary

#588BE1 #E16A58 #D0E158

monochromatic

#1D4EA2 #2668D5 #588BE1 #8CAFEA #C0D3F4

Accessibility & contrast

On white

3.39

#588BE1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.20

#588BE1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588BE1

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588BE1	#FFFFFF	#000000	##000000
##588BE1	1.00	3.39	6.20	6.20
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.20	21.00	1.00	1.00
##000000	6.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6692E4

Deuteranopia (green-blind)

#5386DF

Tritanopia (blue-blind)

#009EAB

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #588be1;
/* rgb */ color: rgb(88, 139, 225);
/* oklch */ color: oklch(64.1% 0.141 260.3);

Tailwind

colors: {
  custom: {
    50: '#92aceb',
    500: '#588be1',
    950: '#000000',
  },
}

SCSS

$custom: #588be1;
$custom-light: #92aceb;
$custom-dark: #000000;

JSON

{
  "hex": "#588be1",
  "rgb": {
    "r": 88,
    "g": 139,
    "b": 225
  },
  "hsl": {
    "h": 217.664,
    "s": 69.543,
    "l": 61.373
  },
  "oklch": {
    "l": 0.64072,
    "c": 0.14085,
    "h": 260.3
  },
  "luminance": 0.25976
}

Semantic roles & 50–950 ramp

primary

#588BE1

secondary

#E4D1B1

accent

#8B14D2

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #588BE1

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

Preview Lab → · Contrast checker → · Palette generator →