#5770EF#5770EF

#5770EF is a mid, vivid blue. Relative luminance 0.198; OKLCH L 59.5% C 0.192 H 271.0°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#5770EF
RGB	rgb(87, 112, 239)
HSL	hsl(230, 83%, 64%)
HSV	hsv(230, 64%, 94%)
CMYK	cmyk(63.6%, 53.1%, 0%, 6.3%)
CIE-LAB	lab(51.66, 29.99, -66.88)
CIE-LCH	lch(51.66, 73.29, 294.15°)
OKLab	oklab(59.47% 0.0035 -0.1921)
OKLCH	oklch(59.47% 0.192 271)
XYZ	xyz(25.2994, 19.8443, 84.1417)
Luminance	0.1985 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5770EF #EFD657

analogous

#57BCEF #5770EF #8A57EF

triadic

#5770EF #EF5770 #70EF57

tetradic

#5770EF #EF57BC #EFD657 #57EF8A

square

#5770EF #EF57BC #EFD657 #57EF8A

split-complementary

#5770EF #EF8A57 #BCEF57

monochromatic

#122DBA #1F40EA #5770EF #8FA0F4 #C7CFFA

Accessibility & contrast

On white

4.23

#5770EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#5770EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5770EF

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5770EF	#FFFFFF	#000000	##000000
##5770EF	1.00	4.23	4.97	4.97
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1682F3

Deuteranopia (green-blind)

#0075EC

Tritanopia (blue-blind)

#008EA5

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #5770ef;
/* rgb */ color: rgb(87, 112, 239);
/* oklch */ color: oklch(59.5% 0.192 271.0);

Tailwind

colors: {
  custom: {
    50: '#9598f5',
    500: '#5770ef',
    950: '#000000',
  },
}

SCSS

$custom: #5770ef;
$custom-light: #9598f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5770ef",
  "rgb": {
    "r": 87,
    "g": 112,
    "b": 239
  },
  "hsl": {
    "h": 230.132,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.59469,
    "c": 0.19209,
    "h": 271
  },
  "luminance": 0.19847
}

Semantic roles & 50–950 ramp

primary

#5770EF

secondary

#ECE3B6

accent

#BB06DF

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0F0D17

muted

#7E7E85

Preview Lab

Preview with #5770EF

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

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