#587DCE#587DCE

#587DCE is a mid, vivid blue. Relative luminance 0.212; OKLCH L 60.0% C 0.131 H 264.3°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#587DCE
RGB	rgb(88, 125, 206)
HSL	hsl(221, 55%, 58%)
HSV	hsv(221, 57%, 81%)
CMYK	cmyk(57.3%, 39.3%, 0%, 19.2%)
CIE-LAB	lab(53.16, 11.16, -45.88)
CIE-LCH	lch(53.16, 47.22, 283.67°)
OKLab	oklab(59.99% -0.013 -0.1302)
OKLCH	oklch(59.99% 0.131 264.3)
XYZ	xyz(22.4949, 21.1964, 61.2864)
Luminance	0.2120 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587DCE #CEA958

analogous

#58B8CE #587DCE #6E58CE

triadic

#587DCE #CE587D #7DCE58

tetradic

#587DCE #CE58B8 #CEA958 #58CE6E

square

#587DCE #CE58B8 #CEA958 #58CE6E

split-complementary

#587DCE #CE6E58 #B8CE58

monochromatic

#274485 #355DB4 #587DCE #87A2DC #B7C7EA

Accessibility & contrast

On white

4.01

#587DCE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#587DCE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587DCE

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587DCE	#FFFFFF	#000000	##000000
##587DCE	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B85D1

Deuteranopia (green-blind)

#4C7ACC

Tritanopia (blue-blind)

#008F9B

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #587dce;
/* rgb */ color: rgb(88, 125, 206);
/* oklch */ color: oklch(60.0% 0.131 264.3);

Tailwind

colors: {
  custom: {
    50: '#90a2dd',
    500: '#587dce',
    950: '#000000',
  },
}

SCSS

$custom: #587dce;
$custom-light: #90a2dd;
$custom-dark: #000000;

JSON

{
  "hex": "#587dce",
  "rgb": {
    "r": 88,
    "g": 125,
    "b": 206
  },
  "hsl": {
    "h": 221.186,
    "s": 54.63,
    "l": 57.647
  },
  "oklch": {
    "l": 0.59994,
    "c": 0.13086,
    "h": 264.3
  },
  "luminance": 0.21198
}

Semantic roles & 50–950 ramp

primary

#587DCE

secondary

#D9CAA9

accent

#B04ADE

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0F15

muted

#7E7E83

Preview Lab

Preview with #587DCE

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

Preview Lab → · Contrast checker → · Palette generator →