#578CED#578CED

#578CED is a light, vivid blue. Relative luminance 0.269; OKLCH L 64.9% C 0.156 H 261.5°. Best body text is #000000 at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#578CED
RGB	rgb(87, 140, 237)
HSL	hsl(219, 81%, 64%)
HSV	hsv(219, 63%, 93%)
CMYK	cmyk(63.3%, 40.9%, 0%, 7.1%)
CIE-LAB	lab(58.88, 12.27, -54.18)
CIE-LCH	lch(58.88, 55.55, 282.76°)
OKLab	oklab(64.94% -0.0231 -0.1544)
OKLCH	oklch(64.94% 0.156 261.5)
XYZ	xyz(28.5892, 26.8942, 83.7888)
Luminance	0.2690 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578CED #EDB857

analogous

#57D7ED #578CED #6D57ED

triadic

#578CED #ED578C #8CED57

tetradic

#578CED #ED57D7 #EDB857 #57ED6D

square

#578CED #ED57D7 #EDB857 #57ED6D

split-complementary

#578CED #ED6D57 #D7ED57

monochromatic

#144DB6 #2066E7 #578CED #8EB2F3 #C6D8F9

Accessibility & contrast

On white

3.29

#578CED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.38

#578CED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578CED

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578CED	#FFFFFF	#000000	##000000
##578CED	1.00	3.29	6.38	6.38
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.38	21.00	1.00	1.00
##000000	6.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6095F1

Deuteranopia (green-blind)

#4A87EB

Tritanopia (blue-blind)

#00A2B1

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #578ced;
/* rgb */ color: rgb(87, 140, 237);
/* oklch */ color: oklch(64.9% 0.156 261.5);

Tailwind

colors: {
  custom: {
    50: '#94adf3',
    500: '#578ced',
    950: '#000000',
  },
}

SCSS

$custom: #578ced;
$custom-light: #94adf3;
$custom-dark: #000000;

JSON

{
  "hex": "#578ced",
  "rgb": {
    "r": 87,
    "g": 140,
    "b": 237
  },
  "hsl": {
    "h": 218.8,
    "s": 80.645,
    "l": 63.529
  },
  "oklch": {
    "l": 0.64935,
    "c": 0.15608,
    "h": 261.5
  },
  "luminance": 0.26897
}

Semantic roles & 50–950 ramp

primary

#578CED

secondary

#EAD8B5

accent

#9209DD

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #578CED

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

Preview Lab → · Contrast checker → · Palette generator →