#587EE7#587EE7

#587EE7 is a mid, vivid blue. Relative luminance 0.228; OKLCH L 61.7% C 0.164 H 266.7°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#587EE7
RGB	rgb(88, 126, 231)
HSL	hsl(224, 75%, 63%)
HSV	hsv(224, 62%, 91%)
CMYK	cmyk(61.9%, 45.5%, 0%, 9.4%)
CIE-LAB	lab(54.83, 18.88, -57.31)
CIE-LCH	lch(54.83, 60.34, 288.24°)
OKLab	oklab(61.72% -0.0096 -0.1637)
OKLCH	oklch(61.72% 0.164 266.7)
XYZ	xyz(25.9042, 22.7637, 78.6145)
Luminance	0.2277 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587EE7 #E7C158

analogous

#58C5E7 #587EE7 #7A58E7

triadic

#587EE7 #E7587E #7EE758

tetradic

#587EE7 #E758C5 #E7C158 #58E77A

square

#587EE7 #E758C5 #E7C158 #58E77A

split-complementary

#587EE7 #E77A58 #C5E758

monochromatic

#1940AC #2255DF #587EE7 #8EA7EF #C3D1F6

Accessibility & contrast

On white

3.78

#587EE7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#587EE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587EE7

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587EE7	#FFFFFF	#000000	##000000
##587EE7	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B8AEB

Deuteranopia (green-blind)

#337DE5

Tritanopia (blue-blind)

#0096A7

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #587ee7;
/* rgb */ color: rgb(88, 126, 231);
/* oklch */ color: oklch(61.7% 0.164 266.7);

Tailwind

colors: {
  custom: {
    50: '#94a2ef',
    500: '#587ee7',
    950: '#000000',
  },
}

SCSS

$custom: #587ee7;
$custom-light: #94a2ef;
$custom-dark: #000000;

JSON

{
  "hex": "#587ee7",
  "rgb": {
    "r": 88,
    "g": 126,
    "b": 231
  },
  "hsl": {
    "h": 224.056,
    "s": 74.869,
    "l": 62.549
  },
  "oklch": {
    "l": 0.61725,
    "c": 0.16398,
    "h": 266.7
  },
  "luminance": 0.22766
}

Semantic roles & 50–950 ramp

primary

#587EE7

secondary

#E7DAB3

accent

#A20ED7

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0F16

muted

#7E7E84

Preview Lab

Preview with #587EE7

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

Preview Lab → · Contrast checker → · Palette generator →