#578DF5#578DF5

#578DF5 is a light, vivid blue. Relative luminance 0.277; OKLCH L 65.6% C 0.166 H 262.2°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#578DF5
RGB	rgb(87, 141, 245)
HSL	hsl(219, 89%, 65%)
HSV	hsv(219, 64%, 96%)
CMYK	cmyk(64.5%, 42.4%, 0%, 3.9%)
CIE-LAB	lab(59.59, 14.37, -57.47)
CIE-LCH	lch(59.59, 59.24, 284.04°)
OKLab	oklab(65.63% -0.0226 -0.164)
OKLCH	oklch(65.63% 0.166 262.2)
XYZ	xyz(29.9310, 27.6657, 90.1312)
Luminance	0.2767 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578DF5 #F5BF57

analogous

#57DCF5 #578DF5 #7057F5

triadic

#578DF5 #F5578D #8DF557

tetradic

#578DF5 #F557DC #F5BF57 #57F570

square

#578DF5 #F557DC #F5BF57 #57F570

split-complementary

#578DF5 #F57057 #DCF557

monochromatic

#0C4BC6 #1D66F2 #578DF5 #91B4F8 #CBDBFC

Accessibility & contrast

On white

3.21

#578DF5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#578DF5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578DF5

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578DF5	#FFFFFF	#000000	##000000
##578DF5	1.00	3.21	6.53	6.53
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C97F9

Deuteranopia (green-blind)

#4389F3

Tritanopia (blue-blind)

#00A5B5

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #578df5;
/* rgb */ color: rgb(87, 141, 245);
/* oklch */ color: oklch(65.6% 0.166 262.2);

Tailwind

colors: {
  custom: {
    50: '#95adf9',
    500: '#578df5',
    950: '#000000',
  },
}

SCSS

$custom: #578df5;
$custom-light: #95adf9;
$custom-dark: #000000;

JSON

{
  "hex": "#578df5",
  "rgb": {
    "r": 87,
    "g": 141,
    "b": 245
  },
  "hsl": {
    "h": 219.494,
    "s": 88.764,
    "l": 65.098
  },
  "oklch": {
    "l": 0.65625,
    "c": 0.16555,
    "h": 262.2
  },
  "luminance": 0.27669
}

Semantic roles & 50–950 ramp

primary

#578DF5

secondary

#EFDCB9

accent

#9700E5

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F1017

muted

#7E7F85

Preview Lab

Preview with #578DF5

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

Preview Lab → · Contrast checker → · Palette generator →