#5478EC#5478EC

#5478EC is a mid, vivid blue. Relative luminance 0.214; OKLCH L 60.6% C 0.179 H 267.8°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#5478EC
RGB	rgb(84, 120, 236)
HSL	hsl(226, 80%, 63%)
HSV	hsv(226, 64%, 93%)
CMYK	cmyk(64.4%, 49.2%, 0%, 7.5%)
CIE-LAB	lab(53.35, 23.58, -62.48)
CIE-LCH	lch(53.35, 66.78, 290.67°)
OKLab	oklab(60.64% -0.0069 -0.1791)
OKLCH	oklch(60.64% 0.179 267.8)
XYZ	xyz(25.5078, 21.3715, 82.1215)
Luminance	0.2137 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5478EC #ECC854

analogous

#54C4EC #5478EC #7C54EC

triadic

#5478EC #EC5478 #78EC54

tetradic

#5478EC #EC54C4 #ECC854 #54EC7C

square

#5478EC #EC54C4 #ECC854 #54EC7C

split-complementary

#5478EC #EC7C54 #C4EC54

monochromatic

#1439B2 #1D4DE6 #5478EC #8BA3F2 #C2CFF8

Accessibility & contrast

On white

3.98

#5478EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#5478EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5478EC

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5478EC	#FFFFFF	#000000	##000000
##5478EC	1.00	3.98	5.27	5.27
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3887F0

Deuteranopia (green-blind)

#0A79EA

Tritanopia (blue-blind)

#0093A7

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #5478ec;
/* rgb */ color: rgb(84, 120, 236);
/* oklch */ color: oklch(60.6% 0.179 267.8);

Tailwind

colors: {
  custom: {
    50: '#939ef3',
    500: '#5478ec',
    950: '#000000',
  },
}

SCSS

$custom: #5478ec;
$custom-light: #939ef3;
$custom-dark: #000000;

JSON

{
  "hex": "#5478ec",
  "rgb": {
    "r": 84,
    "g": 120,
    "b": 236
  },
  "hsl": {
    "h": 225.789,
    "s": 80,
    "l": 62.745
  },
  "oklch": {
    "l": 0.60644,
    "c": 0.1792,
    "h": 267.8
  },
  "luminance": 0.21374
}

Semantic roles & 50–950 ramp

primary

#5478EC

secondary

#E9DCB2

accent

#AA09DC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5478EC

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

Preview Lab → · Contrast checker → · Palette generator →