#587EC5#587EC5

#587EC5 is a mid, moderate blue. Relative luminance 0.210; OKLCH L 59.7% C 0.117 H 262.1°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#587EC5
RGB	rgb(88, 126, 197)
HSL	hsl(219, 48%, 56%)
HSV	hsv(219, 55%, 77%)
CMYK	cmyk(55.3%, 36%, 0%, 22.7%)
CIE-LAB	lab(52.98, 7.62, -41.06)
CIE-LCH	lch(52.98, 41.76, 280.51°)
OKLab	oklab(59.7% -0.0162 -0.1161)
OKLCH	oklch(59.7% 0.117 262.1)
XYZ	xyz(21.5600, 21.0260, 55.7348)
Luminance	0.2103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587EC5 #C59F58

analogous

#58B4C5 #587EC5 #6858C5

triadic

#587EC5 #C5587E #7EC558

tetradic

#587EC5 #C558B4 #C59F58 #58C568

square

#587EC5 #C558B4 #C59F58 #58C568

split-complementary

#587EC5 #C56858 #B4C558

monochromatic

#2A4579 #3A5FA6 #587EC5 #85A1D5 #B3C4E5

Accessibility & contrast

On white

4.03

#587EC5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#587EC5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587EC5

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587EC5	#FFFFFF	#000000	##000000
##587EC5	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6184C8

Deuteranopia (green-blind)

#547AC3

Tritanopia (blue-blind)

#138E98

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #587ec5;
/* rgb */ color: rgb(88, 126, 197);
/* oklch */ color: oklch(59.7% 0.117 262.1);

Tailwind

colors: {
  custom: {
    50: '#8fa3d7',
    500: '#587ec5',
    950: '#000000',
  },
}

SCSS

$custom: #587ec5;
$custom-light: #8fa3d7;
$custom-dark: #000000;

JSON

{
  "hex": "#587ec5",
  "rgb": {
    "r": 88,
    "g": 126,
    "b": 197
  },
  "hsl": {
    "h": 219.083,
    "s": 48.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.59698,
    "c": 0.11722,
    "h": 262.1
  },
  "luminance": 0.21028
}

Semantic roles & 50–950 ramp

primary

#587EC5

secondary

#D3C3A6

accent

#A950D8

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0F14

muted

#7E7E83

Preview Lab

Preview with #587EC5

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

Preview Lab → · Contrast checker → · Palette generator →