#587CF1#587CF1

#587CF1 is a mid, vivid blue. Relative luminance 0.228; OKLCH L 62.0% C 0.180 H 268.0°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#587CF1
RGB	rgb(88, 124, 241)
HSL	hsl(226, 85%, 65%)
HSV	hsv(226, 63%, 95%)
CMYK	cmyk(63.5%, 48.5%, 0%, 5.5%)
CIE-LAB	lab(54.91, 23.48, -62.75)
CIE-LCH	lch(54.91, 67.00, 290.51°)
OKLab	oklab(61.98% -0.0063 -0.1797)
OKLCH	oklch(61.98% 0.18 268)
XYZ	xyz(27.1039, 22.8384, 86.1819)
Luminance	0.2284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587CF1 #F1CD58

analogous

#58C9F1 #587CF1 #8058F1

triadic

#587CF1 #F1587C #7CF158

tetradic

#587CF1 #F158C9 #F1CD58 #58F180

square

#587CF1 #F158C9 #F1CD58 #58F180

split-complementary

#587CF1 #F18058 #C9F158

monochromatic

#1039BF #2050EC #587CF1 #90A8F6 #C9D5FA

Accessibility & contrast

On white

3.77

#587CF1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#587CF1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587CF1

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587CF1	#FFFFFF	#000000	##000000
##587CF1	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D8BF5

Deuteranopia (green-blind)

#177DEF

Tritanopia (blue-blind)

#0097AB

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #587cf1;
/* rgb */ color: rgb(88, 124, 241);
/* oklch */ color: oklch(62.0% 0.180 268.0);

Tailwind

colors: {
  custom: {
    50: '#95a1f6',
    500: '#587cf1',
    950: '#000000',
  },
}

SCSS

$custom: #587cf1;
$custom-light: #95a1f6;
$custom-dark: #000000;

JSON

{
  "hex": "#587cf1",
  "rgb": {
    "r": 88,
    "g": 124,
    "b": 241
  },
  "hsl": {
    "h": 225.882,
    "s": 84.53,
    "l": 64.51
  },
  "oklch": {
    "l": 0.61978,
    "c": 0.17986,
    "h": 268
  },
  "luminance": 0.22841
}

Semantic roles & 50–950 ramp

primary

#587CF1

secondary

#EDE0B8

accent

#AD05E1

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0F0E17

muted

#7E7E85

Preview Lab

Preview with #587CF1

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

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