#5771EF#5771EF

#5771EF is a mid, vivid blue. Relative luminance 0.201; OKLCH L 59.7% C 0.191 H 270.8°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#5771EF
RGB	rgb(87, 113, 239)
HSL	hsl(230, 83%, 64%)
HSV	hsv(230, 64%, 94%)
CMYK	cmyk(63.6%, 52.7%, 0%, 6.3%)
CIE-LAB	lab(51.91, 29.38, -66.47)
CIE-LCH	lch(51.91, 72.67, 293.84°)
OKLab	oklab(59.66% 0.0026 -0.1908)
OKLCH	oklch(59.66% 0.191 270.8)
XYZ	xyz(25.4103, 20.0662, 84.1787)
Luminance	0.2007 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5771EF #EFD557

analogous

#57BDEF #5771EF #8957EF

triadic

#5771EF #EF5771 #71EF57

tetradic

#5771EF #EF57BD #EFD557 #57EF89

square

#5771EF #EF57BD #EFD557 #57EF89

split-complementary

#5771EF #EF8957 #BDEF57

monochromatic

#122EBA #1F42EA #5771EF #8FA0F4 #C7CFFA

Accessibility & contrast

On white

4.19

#5771EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#5771EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5771EF

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5771EF	#FFFFFF	#000000	##000000
##5771EF	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	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: #5771ef;
/* rgb */ color: rgb(87, 113, 239);
/* oklch */ color: oklch(59.7% 0.191 270.8);

Tailwind

colors: {
  custom: {
    50: '#9599f5',
    500: '#5771ef',
    950: '#000000',
  },
}

SCSS

$custom: #5771ef;
$custom-light: #9599f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5771ef",
  "rgb": {
    "r": 87,
    "g": 113,
    "b": 239
  },
  "hsl": {
    "h": 229.737,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.59658,
    "c": 0.19087,
    "h": 270.8
  },
  "luminance": 0.20068
}

Semantic roles & 50–950 ramp

primary

#5771EF

secondary

#ECE2B6

accent

#BA06DF

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0F0D17

muted

#7E7E85

Preview Lab

Preview with #5771EF

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

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