#587CE1#587CE1

#587CE1 is a mid, vivid blue. Relative luminance 0.219; OKLCH L 60.9% C 0.158 H 266.9°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#587CE1
RGB	rgb(88, 124, 225)
HSL	hsl(224, 70%, 61%)
HSV	hsv(224, 61%, 88%)
CMYK	cmyk(60.9%, 44.9%, 0%, 11.8%)
CIE-LAB	lab(53.95, 18.09, -55.36)
CIE-LCH	lch(53.95, 58.24, 288.09°)
OKLab	oklab(60.94% -0.0085 -0.158)
OKLCH	oklch(60.94% 0.158 266.9)
XYZ	xyz(24.8181, 21.9241, 74.1435)
Luminance	0.2193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587CE1 #E1BD58

analogous

#58C0E1 #587CE1 #7958E1

triadic

#587CE1 #E1587C #7CE158

tetradic

#587CE1 #E158C0 #E1BD58 #58E179

square

#587CE1 #E158C0 #E1BD58 #58E179

split-complementary

#587CE1 #E17958 #C0E158

monochromatic

#1D40A2 #2654D5 #587CE1 #8CA5EA #C0CDF4

Accessibility & contrast

On white

3.90

#587CE1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#587CE1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587CE1

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587CE1	#FFFFFF	#000000	##000000
##587CE1	1.00	3.90	5.39	5.39
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C88E5

Deuteranopia (green-blind)

#377BDF

Tritanopia (blue-blind)

#0093A3

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #587ce1;
/* rgb */ color: rgb(88, 124, 225);
/* oklch */ color: oklch(60.9% 0.158 266.9);

Tailwind

colors: {
  custom: {
    50: '#93a1eb',
    500: '#587ce1',
    950: '#000000',
  },
}

SCSS

$custom: #587ce1;
$custom-light: #93a1eb;
$custom-dark: #000000;

JSON

{
  "hex": "#587ce1",
  "rgb": {
    "r": 88,
    "g": 124,
    "b": 225
  },
  "hsl": {
    "h": 224.234,
    "s": 69.543,
    "l": 61.373
  },
  "oklch": {
    "l": 0.60937,
    "c": 0.15823,
    "h": 266.9
  },
  "luminance": 0.21926
}

Semantic roles & 50–950 ramp

primary

#587CE1

secondary

#E4D7B1

accent

#A014D2

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #587CE1

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

Preview Lab → · Contrast checker → · Palette generator →