#578AED#578AED

#578AED is a light, vivid blue. Relative luminance 0.263; OKLCH L 64.5% C 0.158 H 262.3°. Best body text is #000000 at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#578AED
RGB	rgb(87, 138, 237)
HSL	hsl(220, 81%, 64%)
HSV	hsv(220, 63%, 93%)
CMYK	cmyk(63.3%, 41.8%, 0%, 7.1%)
CIE-LAB	lab(58.33, 13.47, -55.04)
CIE-LCH	lch(58.33, 56.67, 283.75°)
OKLab	oklab(64.52% -0.0212 -0.1569)
OKLCH	oklch(64.52% 0.158 262.3)
XYZ	xyz(28.2997, 26.3150, 83.6923)
Luminance	0.2632 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578AED #EDBA57

analogous

#57D5ED #578AED #6F57ED

triadic

#578AED #ED578A #8AED57

tetradic

#578AED #ED57D5 #EDBA57 #57ED6F

square

#578AED #ED57D5 #EDBA57 #57ED6F

split-complementary

#578AED #ED6F57 #D5ED57

monochromatic

#144BB6 #2064E7 #578AED #8EB0F3 #C6D7F9

Accessibility & contrast

On white

3.35

#578AED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.26

#578AED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578AED

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578AED	#FFFFFF	#000000	##000000
##578AED	1.00	3.35	6.26	6.26
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.26	21.00	1.00	1.00
##000000	6.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D94F1

Deuteranopia (green-blind)

#4686EB

Tritanopia (blue-blind)

#00A1B0

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #578aed;
/* rgb */ color: rgb(87, 138, 237);
/* oklch */ color: oklch(64.5% 0.158 262.3);

Tailwind

colors: {
  custom: {
    50: '#94abf3',
    500: '#578aed',
    950: '#000000',
  },
}

SCSS

$custom: #578aed;
$custom-light: #94abf3;
$custom-dark: #000000;

JSON

{
  "hex": "#578aed",
  "rgb": {
    "r": 87,
    "g": 138,
    "b": 237
  },
  "hsl": {
    "h": 219.6,
    "s": 80.645,
    "l": 63.529
  },
  "oklch": {
    "l": 0.64517,
    "c": 0.15834,
    "h": 262.3
  },
  "luminance": 0.26318
}

Semantic roles & 50–950 ramp

primary

#578AED

secondary

#EAD8B5

accent

#9509DD

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #578AED

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

Preview Lab → · Contrast checker → · Palette generator →