#5780EC#5780EC

#5780EC is a light, vivid blue. Relative luminance 0.235; OKLCH L 62.4% C 0.169 H 266.0°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#5780EC
RGB	rgb(87, 128, 236)
HSL	hsl(223, 80%, 63%)
HSV	hsv(223, 63%, 93%)
CMYK	cmyk(63.1%, 45.8%, 0%, 7.5%)
CIE-LAB	lab(55.60, 19.18, -58.86)
CIE-LCH	lch(55.60, 61.90, 288.05°)
OKLab	oklab(62.4% -0.0117 -0.1682)
OKLCH	oklch(62.4% 0.169 266)
XYZ	xyz(26.7848, 23.5183, 82.4686)
Luminance	0.2352 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5780EC #ECC357

analogous

#57CAEC #5780EC #7857EC

triadic

#5780EC #EC5780 #80EC57

tetradic

#5780EC #EC57CA #ECC357 #57EC78

square

#5780EC #EC57CA #ECC357 #57EC78

split-complementary

#5780EC #EC7857 #CAEC57

monochromatic

#1440B4 #2056E6 #5780EC #8EAAF2 #C5D3F8

Accessibility & contrast

On white

3.68

#5780EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#5780EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5780EC

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5780EC	#FFFFFF	#000000	##000000
##5780EC	1.00	3.68	5.70	5.70
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.70	21.00	1.00	1.00
##000000	5.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B8CF0

Deuteranopia (green-blind)

#307FEA

Tritanopia (blue-blind)

#0099AA

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #5780ec;
/* rgb */ color: rgb(87, 128, 236);
/* oklch */ color: oklch(62.4% 0.169 266.0);

Tailwind

colors: {
  custom: {
    50: '#94a4f3',
    500: '#5780ec',
    950: '#000000',
  },
}

SCSS

$custom: #5780ec;
$custom-light: #94a4f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5780ec",
  "rgb": {
    "r": 87,
    "g": 128,
    "b": 236
  },
  "hsl": {
    "h": 223.49,
    "s": 79.679,
    "l": 63.333
  },
  "oklch": {
    "l": 0.62399,
    "c": 0.16865,
    "h": 266
  },
  "luminance": 0.23521
}

Semantic roles & 50–950 ramp

primary

#5780EC

secondary

#EADBB5

accent

#A20ADC

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5780EC

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

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