#5770BF#5770BF

#5770BF is a mid, vivid blue. Relative luminance 0.174; OKLCH L 56.3% C 0.126 H 268.9°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#5770BF
RGB	rgb(87, 112, 191)
HSL	hsl(226, 45%, 55%)
HSV	hsv(226, 54%, 75%)
CMYK	cmyk(54.5%, 41.4%, 0%, 25.1%)
CIE-LAB	lab(48.73, 13.99, -44.35)
CIE-LCH	lch(48.73, 46.51, 287.51°)
OKLab	oklab(56.3% -0.0025 -0.1259)
OKLCH	oklch(56.3% 0.126 268.9)
XYZ	xyz(19.1255, 17.3748, 51.6259)
Luminance	0.1738 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5770BF #BFA657

analogous

#57A4BF #5770BF #7257BF

triadic

#5770BF #BF5770 #70BF57

tetradic

#5770BF #BF57A4 #BFA657 #57BF72

square

#5770BF #BF57A4 #BFA657 #57BF72

split-complementary

#5770BF #BF7257 #A4BF57

monochromatic

#2B3C71 #3C539D #5770BF #8396D0 #B0BBE1

Accessibility & contrast

On white

4.69

#5770BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#5770BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5770BF

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5770BF	#FFFFFF	#000000	##FFFFFF
##5770BF	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F79C2

Deuteranopia (green-blind)

#436FBD

Tritanopia (blue-blind)

#20818E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #5770bf;
/* rgb */ color: rgb(87, 112, 191);
/* oklch */ color: oklch(56.3% 0.126 268.9);

Tailwind

colors: {
  custom: {
    50: '#8e98d3',
    500: '#5770bf',
    950: '#000000',
  },
}

SCSS

$custom: #5770bf;
$custom-light: #8e98d3;
$custom-dark: #000000;

JSON

{
  "hex": "#5770bf",
  "rgb": {
    "r": 87,
    "g": 112,
    "b": 191
  },
  "hsl": {
    "h": 225.577,
    "s": 44.828,
    "l": 54.51
  },
  "oklch": {
    "l": 0.56298,
    "c": 0.12589,
    "h": 268.9
  },
  "luminance": 0.17376
}

Semantic roles & 50–950 ramp

primary

#5770BF

secondary

#CFC4A3

accent

#B553D5

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0D14

muted

#7E7E83

Preview Lab

Preview with #5770BF

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

Preview Lab → · Contrast checker → · Palette generator →