#5770CE#5770CE

#5770CE is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.2% C 0.147 H 270.0°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#5770CE
RGB	rgb(87, 112, 206)
HSL	hsl(227, 55%, 57%)
HSV	hsv(227, 58%, 81%)
CMYK	cmyk(57.8%, 45.6%, 0%, 19.2%)
CIE-LAB	lab(49.58, 18.93, -51.60)
CIE-LCH	lch(49.58, 54.96, 290.15°)
OKLab	oklab(57.23% 0.0001 -0.1471)
OKLCH	oklch(57.23% 0.147 270)
XYZ	xyz(20.8615, 18.0692, 60.7689)
Luminance	0.1807 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5770CE #CEB557

analogous

#57ACCE #5770CE #7A57CE

triadic

#5770CE #CE5770 #70CE57

tetradic

#5770CE #CE57AC #CEB557 #57CE7A

square

#5770CE #CE57AC #CEB557 #57CE7A

split-complementary

#5770CE #CE7A57 #ACCE57

monochromatic

#273A84 #344FB3 #5770CE #8698DC #B6C1EA

Accessibility & contrast

On white

4.55

#5770CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#5770CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5770CE

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5770CE	#FFFFFF	#000000	##000000
##5770CE	1.00	4.55	4.61	4.61
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#447BD2

Deuteranopia (green-blind)

#3471CC

Tritanopia (blue-blind)

#008595

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #5770ce;
/* rgb */ color: rgb(87, 112, 206);
/* oklch */ color: oklch(57.2% 0.147 270.0);

Tailwind

colors: {
  custom: {
    50: '#9098dd',
    500: '#5770ce',
    950: '#000000',
  },
}

SCSS

$custom: #5770ce;
$custom-light: #9098dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5770ce",
  "rgb": {
    "r": 87,
    "g": 112,
    "b": 206
  },
  "hsl": {
    "h": 227.395,
    "s": 54.839,
    "l": 57.451
  },
  "oklch": {
    "l": 0.57226,
    "c": 0.14712,
    "h": 270
  },
  "luminance": 0.18071
}

Semantic roles & 50–950 ramp

primary

#5770CE

secondary

#D8CEA8

accent

#BF4ADE

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #5770CE

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

Preview Lab → · Contrast checker → · Palette generator →