#587DDF#587DDF

#587DDF is a mid, vivid blue. Relative luminance 0.221; OKLCH L 61.0% C 0.154 H 266.4°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#587DDF
RGB	rgb(88, 125, 223)
HSL	hsl(224, 68%, 61%)
HSV	hsv(224, 61%, 87%)
CMYK	cmyk(60.5%, 43.9%, 0%, 12.5%)
CIE-LAB	lab(54.10, 16.81, -53.99)
CIE-LCH	lch(54.10, 56.55, 287.29°)
OKLab	oklab(61.02% -0.0098 -0.154)
OKLCH	oklch(61.02% 0.154 266.4)
XYZ	xyz(24.6728, 22.0675, 72.7570)
Luminance	0.2207 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587DDF #DFBA58

analogous

#58C0DF #587DDF #7658DF

triadic

#587DDF #DF587D #7DDF58

tetradic

#587DDF #DF58C0 #DFBA58 #58DF76

square

#587DDF #DF58C0 #DFBA58 #58DF76

split-complementary

#587DDF #DF7658 #C0DF58

monochromatic

#1E419E #2857D2 #587DDF #8BA5E9 #BFCDF3

Accessibility & contrast

On white

3.88

#587DDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#587DDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587DDF

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587DDF	#FFFFFF	#000000	##000000
##587DDF	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5088E3

Deuteranopia (green-blind)

#3B7CDD

Tritanopia (blue-blind)

#0093A3

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #587ddf;
/* rgb */ color: rgb(88, 125, 223);
/* oklch */ color: oklch(61.0% 0.154 266.4);

Tailwind

colors: {
  custom: {
    50: '#92a2e9',
    500: '#587ddf',
    950: '#000000',
  },
}

SCSS

$custom: #587ddf;
$custom-light: #92a2e9;
$custom-dark: #000000;

JSON

{
  "hex": "#587ddf",
  "rgb": {
    "r": 88,
    "g": 125,
    "b": 223
  },
  "hsl": {
    "h": 223.556,
    "s": 67.839,
    "l": 60.98
  },
  "oklch": {
    "l": 0.61017,
    "c": 0.15429,
    "h": 266.4
  },
  "luminance": 0.2207
}

Semantic roles & 50–950 ramp

primary

#587DDF

secondary

#E3D5B0

accent

#9D16D0

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0F16

muted

#7E7E84

Preview Lab

Preview with #587DDF

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

Preview Lab → · Contrast checker → · Palette generator →