#587CDD#587CDD

#587CDD is a mid, vivid blue. Relative luminance 0.217; OKLCH L 60.7% C 0.153 H 266.6°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#587CDD
RGB	rgb(88, 124, 221)
HSL	hsl(224, 66%, 61%)
HSV	hsv(224, 60%, 87%)
CMYK	cmyk(60.2%, 43.9%, 0%, 13.3%)
CIE-LAB	lab(53.72, 16.75, -53.48)
CIE-LCH	lch(53.72, 56.04, 287.39°)
OKLab	oklab(60.69% -0.0091 -0.1525)
OKLCH	oklch(60.69% 0.153 266.6)
XYZ	xyz(24.2788, 21.7084, 71.3033)
Luminance	0.2171 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587CDD #DDB958

analogous

#58BFDD #587CDD #7658DD

triadic

#587CDD #DD587C #7CDD58

tetradic

#587CDD #DD58BF #DDB958 #58DD76

square

#587CDD #DD58BF #DDB958 #58DD76

split-complementary

#587CDD #DD7658 #BFDD58

monochromatic

#20419B #2A56CE #587CDD #8BA4E7 #BECCF2

Accessibility & contrast

On white

3.93

#587CDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#587CDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587CDD

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587CDD	#FFFFFF	#000000	##000000
##587CDD	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F87E1

Deuteranopia (green-blind)

#3C7BDB

Tritanopia (blue-blind)

#0092A2

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #587cdd;
/* rgb */ color: rgb(88, 124, 221);
/* oklch */ color: oklch(60.7% 0.153 266.6);

Tailwind

colors: {
  custom: {
    50: '#92a1e8',
    500: '#587cdd',
    950: '#000000',
  },
}

SCSS

$custom: #587cdd;
$custom-light: #92a1e8;
$custom-dark: #000000;

JSON

{
  "hex": "#587cdd",
  "rgb": {
    "r": 88,
    "g": 124,
    "b": 221
  },
  "hsl": {
    "h": 223.759,
    "s": 66.169,
    "l": 60.588
  },
  "oklch": {
    "l": 0.60687,
    "c": 0.15275,
    "h": 266.6
  },
  "luminance": 0.2171
}

Semantic roles & 50–950 ramp

primary

#587CDD

secondary

#E2D4AF

accent

#9D17CE

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #587CDD

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

Preview Lab → · Contrast checker → · Palette generator →