#587FD9#587FD9

#587FD9 is a mid, vivid blue. Relative luminance 0.223; OKLCH L 61.1% C 0.144 H 264.8°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#587FD9
RGB	rgb(88, 127, 217)
HSL	hsl(222, 63%, 60%)
HSV	hsv(222, 59%, 85%)
CMYK	cmyk(59.4%, 41.5%, 0%, 14.9%)
CIE-LAB	lab(54.30, 13.59, -50.29)
CIE-LCH	lch(54.30, 52.09, 285.12°)
OKLab	oklab(61.07% -0.0129 -0.1431)
OKLCH	oklch(61.07% 0.144 264.8)
XYZ	xyz(24.1340, 22.2612, 68.6572)
Luminance	0.2226 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587FD9 #D9B258

analogous

#58C0D9 #587FD9 #7158D9

triadic

#587FD9 #D9587F #7FD958

tetradic

#587FD9 #D958C0 #D9B258 #58D971

square

#587FD9 #D958C0 #D9B258 #58D971

split-complementary

#587FD9 #D97158 #C0D958

monochromatic

#224595 #2D5CC7 #587FD9 #8AA5E4 #BCCBF0

Accessibility & contrast

On white

3.85

#587FD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#587FD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587FD9

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587FD9	#FFFFFF	#000000	##000000
##587FD9	1.00	3.85	5.45	5.45
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5788DC

Deuteranopia (green-blind)

#457CD7

Tritanopia (blue-blind)

#0093A1

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #587fd9;
/* rgb */ color: rgb(88, 127, 217);
/* oklch */ color: oklch(61.1% 0.144 264.8);

Tailwind

colors: {
  custom: {
    50: '#91a3e5',
    500: '#587fd9',
    950: '#000000',
  },
}

SCSS

$custom: #587fd9;
$custom-light: #91a3e5;
$custom-dark: #000000;

JSON

{
  "hex": "#587fd9",
  "rgb": {
    "r": 88,
    "g": 127,
    "b": 217
  },
  "hsl": {
    "h": 221.86,
    "s": 62.927,
    "l": 59.804
  },
  "oklch": {
    "l": 0.61065,
    "c": 0.14368,
    "h": 264.8
  },
  "luminance": 0.22263
}

Semantic roles & 50–950 ramp

primary

#587FD9

secondary

#DFD0AD

accent

#B442E6

background

#F9FAFE

surface

#F2F3FC

border

#CCCDD5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #587FD9

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

Preview Lab → · Contrast checker → · Palette generator →