#587BF1#587BF1

#587BF1 is a mid, vivid blue. Relative luminance 0.226; OKLCH L 61.8% C 0.181 H 268.3°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#587BF1
RGB	rgb(88, 123, 241)
HSL	hsl(226, 85%, 65%)
HSV	hsv(226, 63%, 95%)
CMYK	cmyk(63.5%, 49%, 0%, 5.5%)
CIE-LAB	lab(54.65, 24.09, -63.17)
CIE-LCH	lch(54.65, 67.61, 290.87°)
OKLab	oklab(61.78% -0.0054 -0.181)
OKLCH	oklch(61.78% 0.181 268.3)
XYZ	xyz(26.9792, 22.5891, 86.1404)
Luminance	0.2259 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587BF1 #F1CE58

analogous

#58C7F1 #587BF1 #8258F1

triadic

#587BF1 #F1587B #7BF158

tetradic

#587BF1 #F158C7 #F1CE58 #58F182

square

#587BF1 #F158C7 #F1CE58 #58F182

split-complementary

#587BF1 #F18258 #C7F158

monochromatic

#1038BF #204EEC #587BF1 #90A8F6 #C9D4FA

Accessibility & contrast

On white

3.81

#587BF1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.52

#587BF1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587BF1

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587BF1	#FFFFFF	#000000	##000000
##587BF1	1.00	3.81	5.52	5.52
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.52	21.00	1.00	1.00
##000000	5.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B8AF5

Deuteranopia (green-blind)

#117CEF

Tritanopia (blue-blind)

#0096AB

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #587bf1;
/* rgb */ color: rgb(88, 123, 241);
/* oklch */ color: oklch(61.8% 0.181 268.3);

Tailwind

colors: {
  custom: {
    50: '#95a0f6',
    500: '#587bf1',
    950: '#000000',
  },
}

SCSS

$custom: #587bf1;
$custom-light: #95a0f6;
$custom-dark: #000000;

JSON

{
  "hex": "#587bf1",
  "rgb": {
    "r": 88,
    "g": 123,
    "b": 241
  },
  "hsl": {
    "h": 226.275,
    "s": 84.53,
    "l": 64.51
  },
  "oklch": {
    "l": 0.61781,
    "c": 0.18107,
    "h": 268.3
  },
  "luminance": 0.22591
}

Semantic roles & 50–950 ramp

primary

#587BF1

secondary

#EDE1B8

accent

#AF05E1

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0F0E17

muted

#7E7E85

Preview Lab

Preview with #587BF1

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

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