#587FE9#587FE9

#587FE9 is a light, vivid blue. Relative luminance 0.231; OKLCH L 62.1% C 0.165 H 266.5°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#587FE9
RGB	rgb(88, 127, 233)
HSL	hsl(224, 77%, 63%)
HSV	hsv(224, 62%, 91%)
CMYK	cmyk(62.2%, 45.5%, 0%, 8.6%)
CIE-LAB	lab(55.21, 18.95, -57.81)
CIE-LCH	lch(55.21, 60.84, 288.15°)
OKLab	oklab(62.06% -0.0102 -0.1652)
OKLCH	oklch(62.06% 0.165 266.5)
XYZ	xyz(26.3168, 23.1343, 80.1535)
Luminance	0.2314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587FE9 #E9C258

analogous

#58C8E9 #587FE9 #7958E9

triadic

#587FE9 #E9587F #7FE958

tetradic

#587FE9 #E958C8 #E9C258 #58E979

square

#587FE9 #E958C8 #E9C258 #58E979

split-complementary

#587FE9 #E97958 #C8E958

monochromatic

#1740AF #2256E2 #587FE9 #8EA8F0 #C4D2F7

Accessibility & contrast

On white

3.73

#587FE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#587FE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587FE9

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587FE9	#FFFFFF	#000000	##000000
##587FE9	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C8BED

Deuteranopia (green-blind)

#337EE7

Tritanopia (blue-blind)

#0097A9

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #587fe9;
/* rgb */ color: rgb(88, 127, 233);
/* oklch */ color: oklch(62.1% 0.165 266.5);

Tailwind

colors: {
  custom: {
    50: '#94a3f1',
    500: '#587fe9',
    950: '#000000',
  },
}

SCSS

$custom: #587fe9;
$custom-light: #94a3f1;
$custom-dark: #000000;

JSON

{
  "hex": "#587fe9",
  "rgb": {
    "r": 88,
    "g": 127,
    "b": 233
  },
  "hsl": {
    "h": 223.862,
    "s": 76.72,
    "l": 62.941
  },
  "oklch": {
    "l": 0.62056,
    "c": 0.16549,
    "h": 266.5
  },
  "luminance": 0.23137
}

Semantic roles & 50–950 ramp

primary

#587FE9

secondary

#E8DAB4

accent

#A20DD9

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #587FE9

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

Preview Lab → · Contrast checker → · Palette generator →