#587BF0#587BF0

#587BF0 is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.7% C 0.180 H 268.2°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#587BF0
RGB	rgb(88, 123, 240)
HSL	hsl(226, 84%, 64%)
HSV	hsv(226, 63%, 94%)
CMYK	cmyk(63.3%, 48.7%, 0%, 5.9%)
CIE-LAB	lab(54.58, 23.75, -62.71)
CIE-LCH	lch(54.58, 67.06, 290.74°)
OKLab	oklab(61.71% -0.0055 -0.1796)
OKLCH	oklch(61.71% 0.18 268.2)
XYZ	xyz(26.8303, 22.5295, 85.3559)
Luminance	0.2253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587BF0 #F0CD58

analogous

#58C7F0 #587BF0 #8158F0

triadic

#587BF0 #F0587B #7BF058

tetradic

#587BF0 #F058C7 #F0CD58 #58F081

square

#587BF0 #F058C7 #F0CD58 #58F081

split-complementary

#587BF0 #F08158 #C7F058

monochromatic

#1138BD #204FEB #587BF0 #90A7F5 #C8D4FA

Accessibility & contrast

On white

3.81

#587BF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#587BF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587BF0

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587BF0	#FFFFFF	#000000	##000000
##587BF0	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)

#3C8AF4

Deuteranopia (green-blind)

#157CEE

Tritanopia (blue-blind)

#0096AA

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #587bf0;
/* rgb */ color: rgb(88, 123, 240);
/* oklch */ color: oklch(61.7% 0.180 268.2);

Tailwind

colors: {
  custom: {
    50: '#95a0f6',
    500: '#587bf0',
    950: '#000000',
  },
}

SCSS

$custom: #587bf0;
$custom-light: #95a0f6;
$custom-dark: #000000;

JSON

{
  "hex": "#587bf0",
  "rgb": {
    "r": 88,
    "g": 123,
    "b": 240
  },
  "hsl": {
    "h": 226.184,
    "s": 83.516,
    "l": 64.314
  },
  "oklch": {
    "l": 0.61714,
    "c": 0.17973,
    "h": 268.2
  },
  "luminance": 0.22532
}

Semantic roles & 50–950 ramp

primary

#587BF0

secondary

#ECE0B8

accent

#AE06E0

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0F0E17

muted

#7E7E85

Preview Lab

Preview with #587BF0

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

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