#5570E7#5570E7

#5570E7 is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.8% C 0.182 H 270.3°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#5570E7
RGB	rgb(85, 112, 231)
HSL	hsl(229, 75%, 62%)
HSV	hsv(229, 63%, 91%)
CMYK	cmyk(63.2%, 51.5%, 0%, 9.4%)
CIE-LAB	lab(51.02, 26.97, -63.44)
CIE-LCH	lch(51.02, 68.93, 293.03°)
OKLab	oklab(58.79% 0.0009 -0.182)
OKLCH	oklch(58.79% 0.182 270.3)
XYZ	xyz(23.9594, 19.2870, 78.0460)
Luminance	0.1929 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5570E7 #E7CC55

analogous

#55B9E7 #5570E7 #8355E7

triadic

#5570E7 #E75570 #70E755

tetradic

#5570E7 #E755B9 #E7CC55 #55E783

square

#5570E7 #E755B9 #E7CC55 #55E783

split-complementary

#5570E7 #E78355 #B9E755

monochromatic

#1833AA #2043DF #5570E7 #8B9DEF #C0CAF6

Accessibility & contrast

On white

4.32

#5570E7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#5570E7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5570E7

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5570E7	#FFFFFF	#000000	##000000
##5570E7	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2780EB

Deuteranopia (green-blind)

#0073E5

Tritanopia (blue-blind)

#008CA1

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5570e7;
/* rgb */ color: rgb(85, 112, 231);
/* oklch */ color: oklch(58.8% 0.182 270.3);

Tailwind

colors: {
  custom: {
    50: '#9398ef',
    500: '#5570e7',
    950: '#000000',
  },
}

SCSS

$custom: #5570e7;
$custom-light: #9398ef;
$custom-dark: #000000;

JSON

{
  "hex": "#5570e7",
  "rgb": {
    "r": 85,
    "g": 112,
    "b": 231
  },
  "hsl": {
    "h": 228.904,
    "s": 75.258,
    "l": 61.961
  },
  "oklch": {
    "l": 0.58789,
    "c": 0.18198,
    "h": 270.3
  },
  "luminance": 0.19289
}

Semantic roles & 50–950 ramp

primary

#5570E7

secondary

#E7DDB1

accent

#B20ED7

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #5570E7

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

Preview Lab → · Contrast checker → · Palette generator →