#5570DA#5570DA

#5570DA is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.9% C 0.164 H 269.9°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#5570DA
RGB	rgb(85, 112, 218)
HSL	hsl(228, 64%, 59%)
HSV	hsv(228, 61%, 85%)
CMYK	cmyk(61%, 48.6%, 0%, 14.5%)
CIE-LAB	lab(50.19, 22.57, -57.44)
CIE-LCH	lch(50.19, 61.72, 291.45°)
OKLab	oklab(57.9% -0.0003 -0.1643)
OKLCH	oklch(57.9% 0.164 269.9)
XYZ	xyz(22.1911, 18.5797, 68.7329)
Luminance	0.1858 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5570DA #DABF55

analogous

#55B2DA #5570DA #7D55DA

triadic

#5570DA #DA5570 #70DA55

tetradic

#5570DA #DA55B2 #DABF55 #55DA7D

square

#5570DA #DA55B2 #DABF55 #55DA7D

split-complementary

#5570DA #DA7D55 #B2DA55

monochromatic

#203894 #2B4BC7 #5570DA #879AE5 #BAC5F0

Accessibility & contrast

On white

4.45

#5570DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#5570DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5570DA

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5570DA	#FFFFFF	#000000	##000000
##5570DA	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#397EDE

Deuteranopia (green-blind)

#1E72D8

Tritanopia (blue-blind)

#00889B

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5570da;
/* rgb */ color: rgb(85, 112, 218);
/* oklch */ color: oklch(57.9% 0.164 269.9);

Tailwind

colors: {
  custom: {
    50: '#9098e6',
    500: '#5570da',
    950: '#000000',
  },
}

SCSS

$custom: #5570da;
$custom-light: #9098e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5570da",
  "rgb": {
    "r": 85,
    "g": 112,
    "b": 218
  },
  "hsl": {
    "h": 227.82,
    "s": 64.251,
    "l": 59.412
  },
  "oklch": {
    "l": 0.57895,
    "c": 0.16434,
    "h": 269.9
  },
  "luminance": 0.18582
}

Semantic roles & 50–950 ramp

primary

#5570DA

secondary

#DFD5AB

accent

#C541E7

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5570DA

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

Preview Lab → · Contrast checker → · Palette generator →