#587BE3#587BE3

#587BE3 is a mid, vivid blue. Relative luminance 0.218; OKLCH L 60.9% C 0.162 H 267.5°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#587BE3
RGB	rgb(88, 123, 227)
HSL	hsl(225, 71%, 62%)
HSV	hsv(225, 61%, 89%)
CMYK	cmyk(61.2%, 45.8%, 0%, 11%)
CIE-LAB	lab(53.80, 19.37, -56.72)
CIE-LCH	lch(53.80, 59.93, 288.86°)
OKLab	oklab(60.86% -0.0072 -0.162)
OKLCH	oklch(60.86% 0.162 267.5)
XYZ	xyz(24.9679, 21.7845, 75.5472)
Luminance	0.2179 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587BE3 #E3C058

analogous

#58C1E3 #587BE3 #7B58E3

triadic

#587BE3 #E3587B #7BE358

tetradic

#587BE3 #E358C1 #E3C058 #58E37B

square

#587BE3 #E358C1 #E3C058 #58E37B

split-complementary

#587BE3 #E37B58 #C1E358

monochromatic

#1C3EA5 #2452D9 #587BE3 #8CA4EC #C1CEF5

Accessibility & contrast

On white

3.92

#587BE3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#587BE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587BE3

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587BE3	#FFFFFF	#000000	##000000
##587BE3	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4987E7

Deuteranopia (green-blind)

#317BE1

Tritanopia (blue-blind)

#0093A4

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #587be3;
/* rgb */ color: rgb(88, 123, 227);
/* oklch */ color: oklch(60.9% 0.162 267.5);

Tailwind

colors: {
  custom: {
    50: '#93a0ec',
    500: '#587be3',
    950: '#000000',
  },
}

SCSS

$custom: #587be3;
$custom-light: #93a0ec;
$custom-dark: #000000;

JSON

{
  "hex": "#587be3",
  "rgb": {
    "r": 88,
    "g": 123,
    "b": 227
  },
  "hsl": {
    "h": 224.892,
    "s": 71.282,
    "l": 61.765
  },
  "oklch": {
    "l": 0.60861,
    "c": 0.16217,
    "h": 267.5
  },
  "luminance": 0.21787
}

Semantic roles & 50–950 ramp

primary

#587BE3

secondary

#E5D8B2

accent

#A312D3

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #587BE3

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

Preview Lab → · Contrast checker → · Palette generator →