#578FED#578FED

#578FED is a light, vivid blue. Relative luminance 0.278; OKLCH L 65.6% C 0.153 H 260.2°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#578FED
RGB	rgb(87, 143, 237)
HSL	hsl(218, 81%, 64%)
HSV	hsv(218, 63%, 93%)
CMYK	cmyk(63.3%, 39.7%, 0%, 7.1%)
CIE-LAB	lab(59.69, 10.48, -52.88)
CIE-LCH	lch(59.69, 53.91, 281.21°)
OKLab	oklab(65.57% -0.0261 -0.1505)
OKLCH	oklch(65.57% 0.153 260.2)
XYZ	xyz(29.0336, 27.7828, 83.9369)
Luminance	0.2779 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578FED #EDB557

analogous

#57DAED #578FED #6A57ED

triadic

#578FED #ED578F #8FED57

tetradic

#578FED #ED57DA #EDB557 #57ED6A

square

#578FED #ED57DA #EDB557 #57ED6A

split-complementary

#578FED #ED6A57 #DAED57

monochromatic

#1450B6 #206AE7 #578FED #8EB4F3 #C6D9F9

Accessibility & contrast

On white

3.20

#578FED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#578FED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578FED

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578FED	#FFFFFF	#000000	##000000
##578FED	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6597F1

Deuteranopia (green-blind)

#4F89EB

Tritanopia (blue-blind)

#00A4B2

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #578fed;
/* rgb */ color: rgb(87, 143, 237);
/* oklch */ color: oklch(65.6% 0.153 260.2);

Tailwind

colors: {
  custom: {
    50: '#94aff3',
    500: '#578fed',
    950: '#000000',
  },
}

SCSS

$custom: #578fed;
$custom-light: #94aff3;
$custom-dark: #000000;

JSON

{
  "hex": "#578fed",
  "rgb": {
    "r": 87,
    "g": 143,
    "b": 237
  },
  "hsl": {
    "h": 217.6,
    "s": 80.645,
    "l": 63.529
  },
  "oklch": {
    "l": 0.65567,
    "c": 0.15275,
    "h": 260.2
  },
  "luminance": 0.27786
}

Semantic roles & 50–950 ramp

primary

#578FED

secondary

#EAD7B5

accent

#8E09DD

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #578FED

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

Preview Lab → · Contrast checker → · Palette generator →