#587FF3#587FF3

#587FF3 is a light, vivid blue. Relative luminance 0.237; OKLCH L 62.7% C 0.179 H 267.2°. Best body text is #000000 at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#587FF3
RGB	rgb(88, 127, 243)
HSL	hsl(225, 87%, 65%)
HSV	hsv(225, 64%, 95%)
CMYK	cmyk(63.8%, 47.7%, 0%, 4.7%)
CIE-LAB	lab(55.81, 22.32, -62.41)
CIE-LCH	lch(55.81, 66.28, 289.68°)
OKLab	oklab(62.71% -0.0089 -0.1787)
OKLCH	oklch(62.71% 0.179 267.2)
XYZ	xyz(27.7860, 23.7220, 87.8911)
Luminance	0.2372 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587FF3 #F3CC58

analogous

#58CDF3 #587FF3 #7E58F3

triadic

#587FF3 #F3587F #7FF358

tetradic

#587FF3 #F358CD #F3CC58 #58F37E

square

#587FF3 #F358CD #F3CC58 #58F37E

split-complementary

#587FF3 #F37E58 #CDF358

monochromatic

#0E3BC3 #1F53EF #587FF3 #91ABF7 #CAD7FB

Accessibility & contrast

On white

3.66

#587FF3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.75

#587FF3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587FF3

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587FF3	#FFFFFF	#000000	##000000
##587FF3	1.00	3.66	5.75	5.75
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.75	21.00	1.00	1.00
##000000	5.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#428DF7

Deuteranopia (green-blind)

#207FF1

Tritanopia (blue-blind)

#009AAD

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #587ff3;
/* rgb */ color: rgb(88, 127, 243);
/* oklch */ color: oklch(62.7% 0.179 267.2);

Tailwind

colors: {
  custom: {
    50: '#95a3f8',
    500: '#587ff3',
    950: '#000000',
  },
}

SCSS

$custom: #587ff3;
$custom-light: #95a3f8;
$custom-dark: #000000;

JSON

{
  "hex": "#587ff3",
  "rgb": {
    "r": 88,
    "g": 127,
    "b": 243
  },
  "hsl": {
    "h": 224.903,
    "s": 86.592,
    "l": 64.902
  },
  "oklch": {
    "l": 0.62705,
    "c": 0.17893,
    "h": 267.2
  },
  "luminance": 0.23725
}

Semantic roles & 50–950 ramp

primary

#587FF3

secondary

#EEE1B9

accent

#AB02E3

background

#F9FAFF

surface

#F2F3FF

border

#CCCDD7

text

#0F0F17

muted

#7E7F85

Preview Lab

Preview with #587FF3

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

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