#587FDD#587FDD

#587FDD is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.3% C 0.149 H 265.3°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#587FDD
RGB	rgb(88, 127, 221)
HSL	hsl(222, 66%, 61%)
HSV	hsv(222, 60%, 87%)
CMYK	cmyk(60.2%, 42.5%, 0%, 13.3%)
CIE-LAB	lab(54.52, 14.92, -52.19)
CIE-LCH	lch(54.52, 54.28, 285.95°)
OKLab	oklab(61.31% -0.0122 -0.1487)
OKLCH	oklch(61.31% 0.149 265.3)
XYZ	xyz(24.6605, 22.4718, 71.4305)
Luminance	0.2247 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587FDD #DDB658

analogous

#58C1DD #587FDD #7358DD

triadic

#587FDD #DD587F #7FDD58

tetradic

#587FDD #DD58C1 #DDB658 #58DD73

square

#587FDD #DD58C1 #DDB658 #58DD73

split-complementary

#587FDD #DD7358 #C1DD58

monochromatic

#20449B #2A5ACE #587FDD #8BA6E7 #BECDF2

Accessibility & contrast

On white

3.82

#587FDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#587FDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587FDD

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587FDD	#FFFFFF	#000000	##000000
##587FDD	1.00	3.82	5.49	5.49
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5589E1

Deuteranopia (green-blind)

#427DDB

Tritanopia (blue-blind)

#0094A3

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #587fdd;
/* rgb */ color: rgb(88, 127, 221);
/* oklch */ color: oklch(61.3% 0.149 265.3);

Tailwind

colors: {
  custom: {
    50: '#92a3e8',
    500: '#587fdd',
    950: '#000000',
  },
}

SCSS

$custom: #587fdd;
$custom-light: #92a3e8;
$custom-dark: #000000;

JSON

{
  "hex": "#587fdd",
  "rgb": {
    "r": 88,
    "g": 127,
    "b": 221
  },
  "hsl": {
    "h": 222.406,
    "s": 66.169,
    "l": 60.588
  },
  "oklch": {
    "l": 0.61307,
    "c": 0.14916,
    "h": 265.3
  },
  "luminance": 0.22474
}

Semantic roles & 50–950 ramp

primary

#587FDD

secondary

#E2D3AF

accent

#9817CE

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #587FDD

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

Preview Lab → · Contrast checker → · Palette generator →