#5570DB#5570DB

#5570DB is a mid, vivid blue. Relative luminance 0.186; OKLCH L 58.0% C 0.166 H 269.9°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#5570DB
RGB	rgb(85, 112, 219)
HSL	hsl(228, 65%, 60%)
HSV	hsv(228, 61%, 86%)
CMYK	cmyk(61.2%, 48.9%, 0%, 14.1%)
CIE-LAB	lab(50.25, 22.91, -57.91)
CIE-LCH	lch(50.25, 62.28, 291.58°)
OKLab	oklab(57.96% -0.0002 -0.1657)
OKLCH	oklch(57.96% 0.166 269.9)
XYZ	xyz(22.3224, 18.6322, 69.4241)
Luminance	0.1863 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5570DB #DBC055

analogous

#55B3DB #5570DB #7D55DB

triadic

#5570DB #DB5570 #70DB55

tetradic

#5570DB #DB55B3 #DBC055 #55DB7D

square

#5570DB #DB55B3 #DBC055 #55DB7D

split-complementary

#5570DB #DB7D55 #B3DB55

monochromatic

#203896 #2A4AC8 #5570DB #889AE6 #BAC5F0

Accessibility & contrast

On white

4.44

#5570DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#5570DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5570DB

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5570DB	#FFFFFF	#000000	##000000
##5570DB	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#387EDF

Deuteranopia (green-blind)

#1C72D9

Tritanopia (blue-blind)

#00899B

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5570db;
/* rgb */ color: rgb(85, 112, 219);
/* oklch */ color: oklch(58.0% 0.166 269.9);

Tailwind

colors: {
  custom: {
    50: '#9198e7',
    500: '#5570db',
    950: '#000000',
  },
}

SCSS

$custom: #5570db;
$custom-light: #9198e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5570db",
  "rgb": {
    "r": 85,
    "g": 112,
    "b": 219
  },
  "hsl": {
    "h": 227.91,
    "s": 65.049,
    "l": 59.608
  },
  "oklch": {
    "l": 0.57963,
    "c": 0.16571,
    "h": 269.9
  },
  "luminance": 0.18634
}

Semantic roles & 50–950 ramp

primary

#5570DB

secondary

#E0D5AC

accent

#C640E8

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5570DB

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

Preview Lab → · Contrast checker → · Palette generator →