#5570CD#5570CD

#5570CD is a mid, vivid blue. Relative luminance 0.179; OKLCH L 57.0% C 0.146 H 269.2°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#5570CD
RGB	rgb(85, 112, 205)
HSL	hsl(227, 55%, 57%)
HSV	hsv(227, 59%, 80%)
CMYK	cmyk(58.5%, 45.4%, 0%, 19.6%)
CIE-LAB	lab(49.41, 18.20, -51.31)
CIE-LCH	lch(49.41, 54.44, 289.53°)
OKLab	oklab(57.04% -0.0021 -0.1463)
OKLCH	oklch(57.04% 0.146 269.2)
XYZ	xyz(20.5562, 17.9258, 60.1225)
Luminance	0.1793 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5570CD #CDB255

analogous

#55ACCD #5570CD #7655CD

triadic

#5570CD #CD5570 #70CD55

tetradic

#5570CD #CD55AC #CDB255 #55CD76

square

#5570CD #CD55AC #CDB255 #55CD76

split-complementary

#5570CD #CD7655 #ACCD55

monochromatic

#263B82 #3450B1 #5570CD #8498DB #B4C0E9

Accessibility & contrast

On white

4.58

#5570CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#5570CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5570CD

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5570CD	#FFFFFF	#000000	##000000
##5570CD	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#457BD0

Deuteranopia (green-blind)

#3370CB

Tritanopia (blue-blind)

#008594

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5570cd;
/* rgb */ color: rgb(85, 112, 205);
/* oklch */ color: oklch(57.0% 0.146 269.2);

Tailwind

colors: {
  custom: {
    50: '#8e98dd',
    500: '#5570cd',
    950: '#000000',
  },
}

SCSS

$custom: #5570cd;
$custom-light: #8e98dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5570cd",
  "rgb": {
    "r": 85,
    "g": 112,
    "b": 205
  },
  "hsl": {
    "h": 226.5,
    "s": 54.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.57044,
    "c": 0.14633,
    "h": 269.2
  },
  "luminance": 0.17927
}

Semantic roles & 50–950 ramp

primary

#5570CD

secondary

#D7CCA6

accent

#BD4ADE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #5570CD

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

Preview Lab → · Contrast checker → · Palette generator →