#587BDF#587BDF

#587BDF is a mid, vivid blue. Relative luminance 0.216; OKLCH L 60.6% C 0.157 H 267.2°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#587BDF
RGB	rgb(88, 123, 223)
HSL	hsl(224, 68%, 61%)
HSV	hsv(224, 61%, 87%)
CMYK	cmyk(60.5%, 44.8%, 0%, 12.5%)
CIE-LAB	lab(53.56, 18.03, -54.85)
CIE-LCH	lch(53.56, 57.73, 288.20°)
OKLab	oklab(60.61% -0.0078 -0.1565)
OKLCH	oklch(60.61% 0.157 267.2)
XYZ	xyz(24.4222, 21.5663, 72.6734)
Luminance	0.2157 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587BDF #DFBC58

analogous

#58BFDF #587BDF #7858DF

triadic

#587BDF #DF587B #7BDF58

tetradic

#587BDF #DF58BF #DFBC58 #58DF78

square

#587BDF #DF58BF #DFBC58 #58DF78

split-complementary

#587BDF #DF7858 #BFDF58

monochromatic

#1E3F9E #2854D2 #587BDF #8BA4E9 #BFCCF3

Accessibility & contrast

On white

3.95

#587BDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#587BDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587BDF

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587BDF	#FFFFFF	#000000	##000000
##587BDF	1.00	3.95	5.31	5.31
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C86E3

Deuteranopia (green-blind)

#377ADD

Tritanopia (blue-blind)

#0092A2

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #587bdf;
/* rgb */ color: rgb(88, 123, 223);
/* oklch */ color: oklch(60.6% 0.157 267.2);

Tailwind

colors: {
  custom: {
    50: '#92a0e9',
    500: '#587bdf',
    950: '#000000',
  },
}

SCSS

$custom: #587bdf;
$custom-light: #92a0e9;
$custom-dark: #000000;

JSON

{
  "hex": "#587bdf",
  "rgb": {
    "r": 88,
    "g": 123,
    "b": 223
  },
  "hsl": {
    "h": 224.444,
    "s": 67.839,
    "l": 60.98
  },
  "oklch": {
    "l": 0.60607,
    "c": 0.15671,
    "h": 267.2
  },
  "luminance": 0.21568
}

Semantic roles & 50–950 ramp

primary

#587BDF

secondary

#E3D6B0

accent

#A016D0

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #587BDF

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

Preview Lab → · Contrast checker → · Palette generator →