#587FE1#587FE1

#587FE1 is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.6% C 0.155 H 265.7°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#587FE1
RGB	rgb(88, 127, 225)
HSL	hsl(223, 70%, 61%)
HSV	hsv(223, 61%, 88%)
CMYK	cmyk(60.9%, 43.6%, 0%, 11.8%)
CIE-LAB	lab(54.75, 16.26, -54.07)
CIE-LCH	lch(54.75, 56.47, 286.73°)
OKLab	oklab(61.55% -0.0115 -0.1542)
OKLCH	oklch(61.55% 0.155 265.7)
XYZ	xyz(25.1998, 22.6875, 74.2707)
Luminance	0.2269 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587FE1 #E1BA58

analogous

#58C3E1 #587FE1 #7658E1

triadic

#587FE1 #E1587F #7FE158

tetradic

#587FE1 #E158C3 #E1BA58 #58E176

square

#587FE1 #E158C3 #E1BA58 #58E176

split-complementary

#587FE1 #E17658 #C3E158

monochromatic

#1D43A2 #2658D5 #587FE1 #8CA7EA #C0CFF4

Accessibility & contrast

On white

3.79

#587FE1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#587FE1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587FE1

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587FE1	#FFFFFF	#000000	##000000
##587FE1	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#528AE5

Deuteranopia (green-blind)

#3D7DDF

Tritanopia (blue-blind)

#0095A5

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #587fe1;
/* rgb */ color: rgb(88, 127, 225);
/* oklch */ color: oklch(61.6% 0.155 265.7);

Tailwind

colors: {
  custom: {
    50: '#93a3eb',
    500: '#587fe1',
    950: '#000000',
  },
}

SCSS

$custom: #587fe1;
$custom-light: #93a3eb;
$custom-dark: #000000;

JSON

{
  "hex": "#587fe1",
  "rgb": {
    "r": 88,
    "g": 127,
    "b": 225
  },
  "hsl": {
    "h": 222.92,
    "s": 69.543,
    "l": 61.373
  },
  "oklch": {
    "l": 0.61553,
    "c": 0.15463,
    "h": 265.7
  },
  "luminance": 0.2269
}

Semantic roles & 50–950 ramp

primary

#587FE1

secondary

#E4D5B1

accent

#9C14D2

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #587FE1

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

Preview Lab → · Contrast checker → · Palette generator →