#587FE5#587FE5

#587FE5 is a mid, vivid blue. Relative luminance 0.229; OKLCH L 61.8% C 0.160 H 266.1°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#587FE5
RGB	rgb(88, 127, 229)
HSL	hsl(223, 73%, 62%)
HSV	hsv(223, 62%, 90%)
CMYK	cmyk(61.6%, 44.5%, 0%, 10.2%)
CIE-LAB	lab(54.98, 17.60, -55.95)
CIE-LCH	lch(54.98, 58.65, 287.46°)
OKLab	oklab(61.8% -0.0108 -0.1597)
OKLCH	oklch(61.8% 0.16 266.1)
XYZ	xyz(25.7519, 22.9083, 77.1782)
Luminance	0.2291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587FE5 #E5BE58

analogous

#58C6E5 #587FE5 #7758E5

triadic

#587FE5 #E5587F #7FE558

tetradic

#587FE5 #E558C6 #E5BE58 #58E577

square

#587FE5 #E558C6 #E5BE58 #58E577

split-complementary

#587FE5 #E57758 #C6E558

monochromatic

#1A42A8 #2356DD #587FE5 #8DA8ED #C2D0F5

Accessibility & contrast

On white

3.76

#587FE5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#587FE5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587FE5

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587FE5	#FFFFFF	#000000	##000000
##587FE5	1.00	3.76	5.58	5.58
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.58	21.00	1.00	1.00
##000000	5.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F8AE9

Deuteranopia (green-blind)

#387EE3

Tritanopia (blue-blind)

#0096A7

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #587fe5;
/* rgb */ color: rgb(88, 127, 229);
/* oklch */ color: oklch(61.8% 0.160 266.1);

Tailwind

colors: {
  custom: {
    50: '#93a3ee',
    500: '#587fe5',
    950: '#000000',
  },
}

SCSS

$custom: #587fe5;
$custom-light: #93a3ee;
$custom-dark: #000000;

JSON

{
  "hex": "#587fe5",
  "rgb": {
    "r": 88,
    "g": 127,
    "b": 229
  },
  "hsl": {
    "h": 223.404,
    "s": 73.057,
    "l": 62.157
  },
  "oklch": {
    "l": 0.61802,
    "c": 0.16007,
    "h": 266.1
  },
  "luminance": 0.22911
}

Semantic roles & 50–950 ramp

primary

#587FE5

secondary

#E6D8B3

accent

#9F10D5

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #587FE5

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

Preview Lab → · Contrast checker → · Palette generator →