#587BE7#587BE7

#587BE7 is a mid, vivid blue. Relative luminance 0.220; OKLCH L 61.1% C 0.168 H 267.7°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#587BE7
RGB	rgb(88, 123, 231)
HSL	hsl(225, 75%, 63%)
HSV	hsv(225, 62%, 91%)
CMYK	cmyk(61.9%, 46.8%, 0%, 9.4%)
CIE-LAB	lab(54.04, 20.71, -58.58)
CIE-LCH	lch(54.04, 62.13, 289.48°)
OKLab	oklab(61.12% -0.0066 -0.1675)
OKLCH	oklch(61.12% 0.168 267.7)
XYZ	xyz(25.5263, 22.0079, 78.4886)
Luminance	0.2201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587BE7 #E7C458

analogous

#58C2E7 #587BE7 #7D58E7

triadic

#587BE7 #E7587B #7BE758

tetradic

#587BE7 #E758C2 #E7C458 #58E77D

square

#587BE7 #E758C2 #E7C458 #58E77D

split-complementary

#587BE7 #E77D58 #C2E758

monochromatic

#193DAC #2251DF #587BE7 #8EA5EF #C3D0F6

Accessibility & contrast

On white

3.89

#587BE7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#587BE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587BE7

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587BE7	#FFFFFF	#000000	##000000
##587BE7	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4588EB

Deuteranopia (green-blind)

#2B7BE5

Tritanopia (blue-blind)

#0094A6

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #587be7;
/* rgb */ color: rgb(88, 123, 231);
/* oklch */ color: oklch(61.1% 0.168 267.7);

Tailwind

colors: {
  custom: {
    50: '#94a0ef',
    500: '#587be7',
    950: '#000000',
  },
}

SCSS

$custom: #587be7;
$custom-light: #94a0ef;
$custom-dark: #000000;

JSON

{
  "hex": "#587be7",
  "rgb": {
    "r": 88,
    "g": 123,
    "b": 231
  },
  "hsl": {
    "h": 225.315,
    "s": 74.869,
    "l": 62.549
  },
  "oklch": {
    "l": 0.6112,
    "c": 0.16761,
    "h": 267.7
  },
  "luminance": 0.2201
}

Semantic roles & 50–950 ramp

primary

#587BE7

secondary

#E7DBB3

accent

#A60ED7

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #587BE7

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

Preview Lab → · Contrast checker → · Palette generator →