#587EEB#587EEB

#587EEB is a mid, vivid blue. Relative luminance 0.230; OKLCH L 62.0% C 0.169 H 267.0°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#587EEB
RGB	rgb(88, 126, 235)
HSL	hsl(224, 79%, 63%)
HSV	hsv(224, 63%, 92%)
CMYK	cmyk(62.6%, 46.4%, 0%, 7.8%)
CIE-LAB	lab(55.06, 20.23, -59.16)
CIE-LCH	lch(55.06, 62.52, 288.88°)
OKLab	oklab(61.98% -0.009 -0.1691)
OKLCH	oklch(61.98% 0.169 267)
XYZ	xyz(26.4756, 22.9922, 81.6239)
Luminance	0.2299 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587EEB #EBC558

analogous

#58C7EB #587EEB #7B58EB

triadic

#587EEB #EB587E #7EEB58

tetradic

#587EEB #EB58C7 #EBC558 #58EB7B

square

#587EEB #EB58C7 #EBC558 #58EB7B

split-complementary

#587EEB #EB7B58 #C7EB58

monochromatic

#153EB3 #2154E4 #587EEB #8FA8F2 #C5D2F8

Accessibility & contrast

On white

3.75

#587EEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#587EEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587EEB

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587EEB	#FFFFFF	#000000	##000000
##587EEB	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#488BEF

Deuteranopia (green-blind)

#2D7EE9

Tritanopia (blue-blind)

#0097A9

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #587eeb;
/* rgb */ color: rgb(88, 126, 235);
/* oklch */ color: oklch(62.0% 0.169 267.0);

Tailwind

colors: {
  custom: {
    50: '#94a2f2',
    500: '#587eeb',
    950: '#000000',
  },
}

SCSS

$custom: #587eeb;
$custom-light: #94a2f2;
$custom-dark: #000000;

JSON

{
  "hex": "#587eeb",
  "rgb": {
    "r": 88,
    "g": 126,
    "b": 235
  },
  "hsl": {
    "h": 224.49,
    "s": 78.61,
    "l": 63.333
  },
  "oklch": {
    "l": 0.61982,
    "c": 0.16939,
    "h": 267
  },
  "luminance": 0.22995
}

Semantic roles & 50–950 ramp

primary

#587EEB

secondary

#EADCB5

accent

#A50BDB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0F17

muted

#7E7E85

Preview Lab

Preview with #587EEB

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

Preview Lab → · Contrast checker → · Palette generator →