#5780EA#5780EA

#5780EA is a light, vivid blue. Relative luminance 0.234; OKLCH L 62.3% C 0.166 H 265.9°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#5780EA
RGB	rgb(87, 128, 234)
HSL	hsl(223, 78%, 63%)
HSV	hsv(223, 63%, 92%)
CMYK	cmyk(62.8%, 45.3%, 0%, 8.2%)
CIE-LAB	lab(55.48, 18.50, -57.93)
CIE-LCH	lch(55.48, 60.81, 287.71°)
OKLab	oklab(62.27% -0.012 -0.1655)
OKLCH	oklch(62.27% 0.166 265.9)
XYZ	xyz(26.4958, 23.4027, 80.9468)
Luminance	0.2341 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5780EA #EAC157

analogous

#57CAEA #5780EA #7757EA

triadic

#5780EA #EA5780 #80EA57

tetradic

#5780EA #EA57CA #EAC157 #57EA77

square

#5780EA #EA57CA #EAC157 #57EA77

split-complementary

#5780EA #EA7757 #CAEA57

monochromatic

#1641B1 #2157E3 #5780EA #8DA9F1 #C4D2F8

Accessibility & contrast

On white

3.70

#5780EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#5780EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5780EA

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5780EA	#FFFFFF	#000000	##000000
##5780EA	1.00	3.70	5.68	5.68
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C8CEE

Deuteranopia (green-blind)

#337FE8

Tritanopia (blue-blind)

#0098AA

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #5780ea;
/* rgb */ color: rgb(87, 128, 234);
/* oklch */ color: oklch(62.3% 0.166 265.9);

Tailwind

colors: {
  custom: {
    50: '#93a4f1',
    500: '#5780ea',
    950: '#000000',
  },
}

SCSS

$custom: #5780ea;
$custom-light: #93a4f1;
$custom-dark: #000000;

JSON

{
  "hex": "#5780ea",
  "rgb": {
    "r": 87,
    "g": 128,
    "b": 234
  },
  "hsl": {
    "h": 223.265,
    "s": 77.778,
    "l": 62.941
  },
  "oklch": {
    "l": 0.62271,
    "c": 0.16596,
    "h": 265.9
  },
  "luminance": 0.23405
}

Semantic roles & 50–950 ramp

primary

#5780EA

secondary

#E9DAB4

accent

#A00BDA

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5780EA

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

Preview Lab → · Contrast checker → · Palette generator →