#5871EF#5871EF

#5871EF is a mid, vivid blue. Relative luminance 0.201; OKLCH L 59.7% C 0.191 H 271.1°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#5871EF
RGB	rgb(88, 113, 239)
HSL	hsl(230, 83%, 64%)
HSV	hsv(230, 63%, 94%)
CMYK	cmyk(63.2%, 52.7%, 0%, 6.3%)
CIE-LAB	lab(51.97, 29.54, -66.38)
CIE-LCH	lch(51.97, 72.66, 293.99°)
OKLab	oklab(59.71% 0.0036 -0.1906)
OKLCH	oklch(59.71% 0.191 271.1)
XYZ	xyz(25.5044, 20.1147, 84.1831)
Luminance	0.2012 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5871EF #EFD658

analogous

#58BDEF #5871EF #8B58EF

triadic

#5871EF #EF5871 #71EF58

tetradic

#5871EF #EF58BD #EFD658 #58EF8B

square

#5871EF #EF58BD #EFD658 #58EF8B

split-complementary

#5871EF #EF8B58 #BDEF58

monochromatic

#122EBB #2042EA #5871EF #90A0F4 #C8D0FA

Accessibility & contrast

On white

4.18

#5871EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#5871EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5871EF

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5871EF	#FFFFFF	#000000	##000000
##5871EF	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C83F3

Deuteranopia (green-blind)

#0075EC

Tritanopia (blue-blind)

#008FA5

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5871ef;
/* rgb */ color: rgb(88, 113, 239);
/* oklch */ color: oklch(59.7% 0.191 271.1);

Tailwind

colors: {
  custom: {
    50: '#9599f5',
    500: '#5871ef',
    950: '#000000',
  },
}

SCSS

$custom: #5871ef;
$custom-light: #9599f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5871ef",
  "rgb": {
    "r": 88,
    "g": 113,
    "b": 239
  },
  "hsl": {
    "h": 230.066,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.59713,
    "c": 0.19059,
    "h": 271.1
  },
  "luminance": 0.20117
}

Semantic roles & 50–950 ramp

primary

#5871EF

secondary

#ECE3B7

accent

#BB07DF

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0F0D17

muted

#7E7E85

Preview Lab

Preview with #5871EF

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

Preview Lab → · Contrast checker → · Palette generator →