#587BE1#587BE1

#587BE1 is a mid, vivid blue. Relative luminance 0.217; OKLCH L 60.7% C 0.159 H 267.3°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#587BE1
RGB	rgb(88, 123, 225)
HSL	hsl(225, 70%, 61%)
HSV	hsv(225, 61%, 88%)
CMYK	cmyk(60.9%, 45.3%, 0%, 11.8%)
CIE-LAB	lab(53.68, 18.70, -55.78)
CIE-LCH	lch(53.68, 58.83, 288.53°)
OKLab	oklab(60.73% -0.0075 -0.1593)
OKLCH	oklch(60.73% 0.159 267.3)
XYZ	xyz(24.6934, 21.6747, 74.1019)
Luminance	0.2168 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587BE1 #E1BE58

analogous

#58BFE1 #587BE1 #7A58E1

triadic

#587BE1 #E1587B #7BE158

tetradic

#587BE1 #E158BF #E1BE58 #58E17A

square

#587BE1 #E158BF #E1BE58 #58E17A

split-complementary

#587BE1 #E17A58 #BFE158

monochromatic

#1D3FA2 #2653D5 #587BE1 #8CA4EA #C0CDF4

Accessibility & contrast

On white

3.94

#587BE1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#587BE1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587BE1

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587BE1	#FFFFFF	#000000	##000000
##587BE1	1.00	3.94	5.34	5.34
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A87E5

Deuteranopia (green-blind)

#347ADF

Tritanopia (blue-blind)

#0092A3

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #587be1;
/* rgb */ color: rgb(88, 123, 225);
/* oklch */ color: oklch(60.7% 0.159 267.3);

Tailwind

colors: {
  custom: {
    50: '#93a0eb',
    500: '#587be1',
    950: '#000000',
  },
}

SCSS

$custom: #587be1;
$custom-light: #93a0eb;
$custom-dark: #000000;

JSON

{
  "hex": "#587be1",
  "rgb": {
    "r": 88,
    "g": 123,
    "b": 225
  },
  "hsl": {
    "h": 224.672,
    "s": 69.543,
    "l": 61.373
  },
  "oklch": {
    "l": 0.60734,
    "c": 0.15945,
    "h": 267.3
  },
  "luminance": 0.21677
}

Semantic roles & 50–950 ramp

primary

#587BE1

secondary

#E4D7B1

accent

#A114D2

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #587BE1

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

Preview Lab → · Contrast checker → · Palette generator →