#5570BC#5570BC

#5570BC is a mid, vivid blue. Relative luminance 0.172; OKLCH L 56.0% C 0.122 H 267.6°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#5570BC
RGB	rgb(85, 112, 188)
HSL	hsl(224, 43%, 54%)
HSV	hsv(224, 55%, 74%)
CMYK	cmyk(54.8%, 40.4%, 0%, 26.3%)
CIE-LAB	lab(48.45, 12.57, -43.08)
CIE-LCH	lch(48.45, 44.87, 286.27°)
OKLab	oklab(56% -0.0051 -0.1222)
OKLCH	oklch(56% 0.122 267.6)
XYZ	xyz(18.6146, 17.1491, 49.8964)
Luminance	0.1715 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5570BC #BCA155

analogous

#55A3BC #5570BC #6D55BC

triadic

#5570BC #BC5570 #70BC55

tetradic

#5570BC #BC55A3 #BCA155 #55BC6D

square

#5570BC #BC55A3 #BCA155 #55BC6D

split-complementary

#5570BC #BC6D55 #A3BC55

monochromatic

#2B3C6C #3C5498 #5570BC #8195CD #ADBADF

Accessibility & contrast

On white

4.74

#5570BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#5570BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5570BC

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5570BC	#FFFFFF	#000000	##FFFFFF
##5570BC	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5178BF

Deuteranopia (green-blind)

#446FBA

Tritanopia (blue-blind)

#1C818D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #5570bc;
/* rgb */ color: rgb(85, 112, 188);
/* oklch */ color: oklch(56.0% 0.122 267.6);

Tailwind

colors: {
  custom: {
    50: '#8c98d0',
    500: '#5570bc',
    950: '#000000',
  },
}

SCSS

$custom: #5570bc;
$custom-light: #8c98d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5570bc",
  "rgb": {
    "r": 85,
    "g": 112,
    "b": 188
  },
  "hsl": {
    "h": 224.272,
    "s": 43.46,
    "l": 53.529
  },
  "oklch": {
    "l": 0.55997,
    "c": 0.12228,
    "h": 267.6
  },
  "luminance": 0.1715
}

Semantic roles & 50–950 ramp

primary

#5570BC

secondary

#CCC1A0

accent

#B255D3

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0D0D14

muted

#7D7E82

Preview Lab

Preview with #5570BC

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

Preview Lab → · Contrast checker → · Palette generator →