#587CEC#587CEC

#587CEC is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.6% C 0.173 H 267.7°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#587CEC
RGB	rgb(88, 124, 236)
HSL	hsl(225, 80%, 64%)
HSV	hsv(225, 63%, 93%)
CMYK	cmyk(62.7%, 47.5%, 0%, 7.5%)
CIE-LAB	lab(54.60, 21.79, -60.46)
CIE-LCH	lch(54.60, 64.27, 289.82°)
OKLab	oklab(61.65% -0.0069 -0.173)
OKLCH	oklch(61.65% 0.173 267.7)
XYZ	xyz(26.3673, 22.5438, 82.3025)
Luminance	0.2255 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587CEC #ECC858

analogous

#58C6EC #587CEC #7E58EC

triadic

#587CEC #EC587C #7CEC58

tetradic

#587CEC #EC58C6 #ECC858 #58EC7E

square

#587CEC #EC58C6 #ECC858 #58EC7E

split-complementary

#587CEC #EC7E58 #C6EC58

monochromatic

#153CB5 #2151E6 #587CEC #8FA7F2 #C6D2F9

Accessibility & contrast

On white

3.81

#587CEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#587CEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587CEC

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587CEC	#FFFFFF	#000000	##000000
##587CEC	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#428AF0

Deuteranopia (green-blind)

#257CEA

Tritanopia (blue-blind)

#0096A9

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #587cec;
/* rgb */ color: rgb(88, 124, 236);
/* oklch */ color: oklch(61.6% 0.173 267.7);

Tailwind

colors: {
  custom: {
    50: '#94a1f3',
    500: '#587cec',
    950: '#000000',
  },
}

SCSS

$custom: #587cec;
$custom-light: #94a1f3;
$custom-dark: #000000;

JSON

{
  "hex": "#587cec",
  "rgb": {
    "r": 88,
    "g": 124,
    "b": 236
  },
  "hsl": {
    "h": 225.405,
    "s": 79.57,
    "l": 63.529
  },
  "oklch": {
    "l": 0.61647,
    "c": 0.17315,
    "h": 267.7
  },
  "luminance": 0.22546
}

Semantic roles & 50–950 ramp

primary

#587CEC

secondary

#EADDB6

accent

#A90ADC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #587CEC

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

Preview Lab → · Contrast checker → · Palette generator →