#587DEE#587DEE

#587DEE is a mid, vivid blue. Relative luminance 0.229; OKLCH L 62.0% C 0.175 H 267.5°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#587DEE
RGB	rgb(88, 125, 238)
HSL	hsl(225, 82%, 64%)
HSV	hsv(225, 63%, 93%)
CMYK	cmyk(63%, 47.5%, 0%, 6.7%)
CIE-LAB	lab(54.98, 21.85, -60.96)
CIE-LCH	lch(54.98, 64.76, 289.72°)
OKLab	oklab(61.98% -0.0076 -0.1745)
OKLCH	oklch(61.98% 0.175 267.5)
XYZ	xyz(26.7855, 22.9126, 83.8833)
Luminance	0.2291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587DEE #EEC958

analogous

#58C8EE #587DEE #7E58EE

triadic

#587DEE #EE587D #7DEE58

tetradic

#587DEE #EE58C8 #EEC958 #58EE7E

square

#587DEE #EE58C8 #EEC958 #58EE7E

split-complementary

#587DEE #EE7E58 #C8EE58

monochromatic

#133CB9 #2052E8 #587DEE #90A8F4 #C7D3F9

Accessibility & contrast

On white

3.76

#587DEE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#587DEE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587DEE

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587DEE	#FFFFFF	#000000	##000000
##587DEE	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)

#438BF2

Deuteranopia (green-blind)

#247DEC

Tritanopia (blue-blind)

#0097AA

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #587dee;
/* rgb */ color: rgb(88, 125, 238);
/* oklch */ color: oklch(62.0% 0.175 267.5);

Tailwind

colors: {
  custom: {
    50: '#95a2f4',
    500: '#587dee',
    950: '#000000',
  },
}

SCSS

$custom: #587dee;
$custom-light: #95a2f4;
$custom-dark: #000000;

JSON

{
  "hex": "#587dee",
  "rgb": {
    "r": 88,
    "g": 125,
    "b": 238
  },
  "hsl": {
    "h": 225.2,
    "s": 81.522,
    "l": 63.922
  },
  "oklch": {
    "l": 0.61977,
    "c": 0.17464,
    "h": 267.5
  },
  "luminance": 0.22915
}

Semantic roles & 50–950 ramp

primary

#587DEE

secondary

#EBDEB7

accent

#A908DE

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0E0F17

muted

#7E7E85

Preview Lab

Preview with #587DEE

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

Preview Lab → · Contrast checker → · Palette generator →