#587BE8#587BE8

#587BE8 is a mid, vivid blue. Relative luminance 0.221; OKLCH L 61.2% C 0.169 H 267.8°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#587BE8
RGB	rgb(88, 123, 232)
HSL	hsl(225, 76%, 63%)
HSV	hsv(225, 62%, 91%)
CMYK	cmyk(62.1%, 47%, 0%, 9%)
CIE-LAB	lab(54.10, 21.05, -59.04)
CIE-LCH	lch(54.10, 62.68, 289.63°)
OKLab	oklab(61.19% -0.0065 -0.1688)
OKLCH	oklch(61.19% 0.169 267.8)
XYZ	xyz(25.6680, 22.0646, 79.2345)
Luminance	0.2207 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587BE8 #E8C558

analogous

#58C3E8 #587BE8 #7D58E8

triadic

#587BE8 #E8587B #7BE858

tetradic

#587BE8 #E858C3 #E8C558 #58E87D

square

#587BE8 #E858C3 #E8C558 #58E87D

split-complementary

#587BE8 #E87D58 #C3E858

monochromatic

#183CAE #2250E1 #587BE8 #8EA6EF #C4D0F7

Accessibility & contrast

On white

3.88

#587BE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#587BE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587BE8

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587BE8	#FFFFFF	#000000	##000000
##587BE8	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4488EC

Deuteranopia (green-blind)

#297BE6

Tritanopia (blue-blind)

#0094A6

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #587be8;
/* rgb */ color: rgb(88, 123, 232);
/* oklch */ color: oklch(61.2% 0.169 267.8);

Tailwind

colors: {
  custom: {
    50: '#94a0f0',
    500: '#587be8',
    950: '#000000',
  },
}

SCSS

$custom: #587be8;
$custom-light: #94a0f0;
$custom-dark: #000000;

JSON

{
  "hex": "#587be8",
  "rgb": {
    "r": 88,
    "g": 123,
    "b": 232
  },
  "hsl": {
    "h": 225.417,
    "s": 75.789,
    "l": 62.745
  },
  "oklch": {
    "l": 0.61185,
    "c": 0.16896,
    "h": 267.8
  },
  "luminance": 0.22067
}

Semantic roles & 50–950 ramp

primary

#587BE8

secondary

#E8DBB4

accent

#A70ED8

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #587BE8

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

Preview Lab → · Contrast checker → · Palette generator →