#5570BF#5570BF

#5570BF is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.2% C 0.127 H 268.0°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#5570BF
RGB	rgb(85, 112, 191)
HSL	hsl(225, 45%, 54%)
HSV	hsv(225, 55%, 75%)
CMYK	cmyk(55.5%, 41.4%, 0%, 25.1%)
CIE-LAB	lab(48.61, 13.56, -44.55)
CIE-LCH	lch(48.61, 46.57, 286.93°)
OKLab	oklab(56.18% -0.0045 -0.1265)
OKLCH	oklch(56.18% 0.127 268)
XYZ	xyz(18.9413, 17.2798, 51.6173)
Luminance	0.1728 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5570BF #BFA455

analogous

#55A5BF #5570BF #6F55BF

triadic

#5570BF #BF5570 #70BF55

tetradic

#5570BF #BF55A5 #BFA455 #55BF6F

square

#5570BF #BF55A5 #BFA455 #55BF6F

split-complementary

#5570BF #BF6F55 #A5BF55

monochromatic

#2A3C70 #3B549C #5570BF #8195D0 #AEBBE0

Accessibility & contrast

On white

4.71

#5570BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#5570BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5570BF

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5570BF	#FFFFFF	#000000	##FFFFFF
##5570BF	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F78C2

Deuteranopia (green-blind)

#426FBD

Tritanopia (blue-blind)

#17818E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #5570bf;
/* rgb */ color: rgb(85, 112, 191);
/* oklch */ color: oklch(56.2% 0.127 268.0);

Tailwind

colors: {
  custom: {
    50: '#8c98d3',
    500: '#5570bf',
    950: '#000000',
  },
}

SCSS

$custom: #5570bf;
$custom-light: #8c98d3;
$custom-dark: #000000;

JSON

{
  "hex": "#5570bf",
  "rgb": {
    "r": 85,
    "g": 112,
    "b": 191
  },
  "hsl": {
    "h": 224.717,
    "s": 45.299,
    "l": 54.118
  },
  "oklch": {
    "l": 0.56176,
    "c": 0.12656,
    "h": 268
  },
  "luminance": 0.17281
}

Semantic roles & 50–950 ramp

primary

#5570BF

secondary

#CEC3A1

accent

#B453D5

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0D14

muted

#7E7E83

Preview Lab

Preview with #5570BF

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

Preview Lab → · Contrast checker → · Palette generator →