#548CF0#548CF0

#548CF0 is a light, vivid blue. Relative luminance 0.269; OKLCH L 65.0% C 0.161 H 261.1°. Best body text is #000000 at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#548CF0
RGB	rgb(84, 140, 240)
HSL	hsl(218, 84%, 64%)
HSV	hsv(218, 65%, 94%)
CMYK	cmyk(65%, 41.7%, 0%, 5.9%)
CIE-LAB	lab(58.91, 12.78, -55.79)
CIE-LCH	lch(58.91, 57.24, 282.90°)
OKLab	oklab(64.98% -0.025 -0.1592)
OKLCH	oklch(64.98% 0.161 261.1)
XYZ	xyz(28.7568, 26.9295, 86.1036)
Luminance	0.2693 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#548CF0 #F0B854

analogous

#54DAF0 #548CF0 #6A54F0

triadic

#548CF0 #F0548C #8CF054

tetradic

#548CF0 #F054DA #F0B854 #54F06A

square

#548CF0 #F054DA #F0B854 #54F06A

split-complementary

#548CF0 #F06A54 #DAF054

monochromatic

#104DB9 #1C66EB #548CF0 #8CB2F5 #C5D8FA

Accessibility & contrast

On white

3.29

#548CF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.39

#548CF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #548CF0

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##548CF0	#FFFFFF	#000000	##000000
##548CF0	1.00	3.29	6.39	6.39
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.39	21.00	1.00	1.00
##000000	6.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E96F4

Deuteranopia (green-blind)

#4587EE

Tritanopia (blue-blind)

#00A3B2

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #548cf0;
/* rgb */ color: rgb(84, 140, 240);
/* oklch */ color: oklch(65.0% 0.161 261.1);

Tailwind

colors: {
  custom: {
    50: '#93adf5',
    500: '#548cf0',
    950: '#000000',
  },
}

SCSS

$custom: #548cf0;
$custom-light: #93adf5;
$custom-dark: #000000;

JSON

{
  "hex": "#548cf0",
  "rgb": {
    "r": 84,
    "g": 140,
    "b": 240
  },
  "hsl": {
    "h": 218.462,
    "s": 83.871,
    "l": 63.529
  },
  "oklch": {
    "l": 0.64978,
    "c": 0.1611,
    "h": 261.1
  },
  "luminance": 0.26932
}

Semantic roles & 50–950 ramp

primary

#548CF0

secondary

#ECD8B4

accent

#9205E0

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #548CF0

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

Preview Lab → · Contrast checker → · Palette generator →