#548FEF#548FEF

#548FEF is a light, vivid blue. Relative luminance 0.278; OKLCH L 65.5% C 0.156 H 259.7°. Best body text is #000000 at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#548FEF
RGB	rgb(84, 143, 239)
HSL	hsl(217, 83%, 63%)
HSV	hsv(217, 65%, 94%)
CMYK	cmyk(64.9%, 40.2%, 0%, 6.3%)
CIE-LAB	lab(59.67, 10.65, -54.03)
CIE-LCH	lch(59.67, 55.07, 281.15°)
OKLab	oklab(65.55% -0.0281 -0.1539)
OKLCH	oklch(65.55% 0.156 259.7)
XYZ	xyz(29.0531, 27.7589, 85.4715)
Luminance	0.2776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#548FEF #EFB454

analogous

#54DDEF #548FEF #6654EF

triadic

#548FEF #EF548F #8FEF54

tetradic

#548FEF #EF54DD #EFB454 #54EF66

square

#548FEF #EF54DD #EFB454 #54EF66

split-complementary

#548FEF #EF6654 #DDEF54

monochromatic

#1150B7 #1C6AEA #548FEF #8CB4F4 #C4D8F9

Accessibility & contrast

On white

3.20

#548FEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.55

#548FEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #548FEF

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##548FEF	#FFFFFF	#000000	##000000
##548FEF	1.00	3.20	6.55	6.55
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.55	21.00	1.00	1.00
##000000	6.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6398F3

Deuteranopia (green-blind)

#4C89ED

Tritanopia (blue-blind)

#00A5B3

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #548fef;
/* rgb */ color: rgb(84, 143, 239);
/* oklch */ color: oklch(65.5% 0.156 259.7);

Tailwind

colors: {
  custom: {
    50: '#92aff5',
    500: '#548fef',
    950: '#000000',
  },
}

SCSS

$custom: #548fef;
$custom-light: #92aff5;
$custom-dark: #000000;

JSON

{
  "hex": "#548fef",
  "rgb": {
    "r": 84,
    "g": 143,
    "b": 239
  },
  "hsl": {
    "h": 217.161,
    "s": 82.888,
    "l": 63.333
  },
  "oklch": {
    "l": 0.65549,
    "c": 0.15647,
    "h": 259.7
  },
  "luminance": 0.27762
}

Semantic roles & 50–950 ramp

primary

#548FEF

secondary

#EBD6B4

accent

#8D06DF

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #548FEF

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

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