#587EE3#587EE3

#587EE3 is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.5% C 0.159 H 266.3°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#587EE3
RGB	rgb(88, 126, 227)
HSL	hsl(224, 71%, 62%)
HSV	hsv(224, 61%, 89%)
CMYK	cmyk(61.2%, 44.5%, 0%, 11%)
CIE-LAB	lab(54.60, 17.54, -55.44)
CIE-LCH	lch(54.60, 58.15, 287.55°)
OKLab	oklab(61.47% -0.0102 -0.1582)
OKLCH	oklch(61.47% 0.159 266.3)
XYZ	xyz(25.3457, 22.5403, 75.6732)
Luminance	0.2254 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587EE3 #E3BD58

analogous

#58C4E3 #587EE3 #7858E3

triadic

#587EE3 #E3587E #7EE358

tetradic

#587EE3 #E358C4 #E3BD58 #58E378

square

#587EE3 #E358C4 #E3BD58 #58E378

split-complementary

#587EE3 #E37858 #C4E358

monochromatic

#1C41A5 #2456D9 #587EE3 #8CA6EC #C1CFF5

Accessibility & contrast

On white

3.81

#587EE3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#587EE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587EE3

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587EE3	#FFFFFF	#000000	##000000
##587EE3	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E89E7

Deuteranopia (green-blind)

#397DE1

Tritanopia (blue-blind)

#0095A5

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #587ee3;
/* rgb */ color: rgb(88, 126, 227);
/* oklch */ color: oklch(61.5% 0.159 266.3);

Tailwind

colors: {
  custom: {
    50: '#93a2ec',
    500: '#587ee3',
    950: '#000000',
  },
}

SCSS

$custom: #587ee3;
$custom-light: #93a2ec;
$custom-dark: #000000;

JSON

{
  "hex": "#587ee3",
  "rgb": {
    "r": 88,
    "g": 126,
    "b": 227
  },
  "hsl": {
    "h": 223.597,
    "s": 71.282,
    "l": 61.765
  },
  "oklch": {
    "l": 0.61472,
    "c": 0.15855,
    "h": 266.3
  },
  "luminance": 0.22542
}

Semantic roles & 50–950 ramp

primary

#587EE3

secondary

#E5D7B2

accent

#9F12D3

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0F16

muted

#7E7E84

Preview Lab

Preview with #587EE3

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

Preview Lab → · Contrast checker → · Palette generator →