#587EE4#587EE4

#587EE4 is a mid, vivid blue. Relative luminance 0.226; OKLCH L 61.5% C 0.160 H 266.4°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#587EE4
RGB	rgb(88, 126, 228)
HSL	hsl(224, 72%, 62%)
HSV	hsv(224, 61%, 89%)
CMYK	cmyk(61.4%, 44.7%, 0%, 10.6%)
CIE-LAB	lab(54.65, 17.87, -55.91)
CIE-LCH	lch(54.65, 58.70, 287.73°)
OKLab	oklab(61.54% -0.01 -0.1596)
OKLCH	oklch(61.54% 0.16 266.4)
XYZ	xyz(25.4842, 22.5956, 76.4022)
Luminance	0.2260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587EE4 #E4BE58

analogous

#58C4E4 #587EE4 #7858E4

triadic

#587EE4 #E4587E #7EE458

tetradic

#587EE4 #E458C4 #E4BE58 #58E478

square

#587EE4 #E458C4 #E4BE58 #58E478

split-complementary

#587EE4 #E47858 #C4E458

monochromatic

#1B41A7 #2355DB #587EE4 #8DA7ED #C1CFF5

Accessibility & contrast

On white

3.80

#587EE4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.52

#587EE4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587EE4

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587EE4	#FFFFFF	#000000	##000000
##587EE4	1.00	3.80	5.52	5.52
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.52	21.00	1.00	1.00
##000000	5.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E8AE8

Deuteranopia (green-blind)

#377DE2

Tritanopia (blue-blind)

#0095A6

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #587ee4;
/* rgb */ color: rgb(88, 126, 228);
/* oklch */ color: oklch(61.5% 0.160 266.4);

Tailwind

colors: {
  custom: {
    50: '#93a2ed',
    500: '#587ee4',
    950: '#000000',
  },
}

SCSS

$custom: #587ee4;
$custom-light: #93a2ed;
$custom-dark: #000000;

JSON

{
  "hex": "#587ee4",
  "rgb": {
    "r": 88,
    "g": 126,
    "b": 228
  },
  "hsl": {
    "h": 223.714,
    "s": 72.165,
    "l": 61.961
  },
  "oklch": {
    "l": 0.61535,
    "c": 0.1599,
    "h": 266.4
  },
  "luminance": 0.22598
}

Semantic roles & 50–950 ramp

primary

#587EE4

secondary

#E6D8B2

accent

#9F11D4

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0F16

muted

#7E7E84

Preview Lab

Preview with #587EE4

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

Preview Lab → · Contrast checker → · Palette generator →