#4F8CF2#4F8CF2

#4F8CF2 is a light, vivid blue. Relative luminance 0.268; OKLCH L 64.9% C 0.165 H 260.1°. Best body text is #000000 at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#4F8CF2
RGB	rgb(79, 140, 242)
HSL	hsl(218, 86%, 63%)
HSV	hsv(218, 67%, 95%)
CMYK	cmyk(67.4%, 42.1%, 0%, 5.1%)
CIE-LAB	lab(58.81, 12.67, -57.07)
CIE-LCH	lch(58.81, 58.46, 282.52°)
OKLab	oklab(64.88% -0.0285 -0.163)
OKLCH	oklch(64.88% 0.165 260.1)
XYZ	xyz(28.6238, 26.8263, 87.6567)
Luminance	0.2683 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F8CF2 #F2B54F

analogous

#4FDDF2 #4F8CF2 #634FF2

triadic

#4F8CF2 #F24F8C #8CF24F

tetradic

#4F8CF2 #F24FDD #F2B54F #4FF263

square

#4F8CF2 #F24FDD #F2B54F #4FF263

split-complementary

#4F8CF2 #F2634F #DDF24F

monochromatic

#0E4EB9 #1667EE #4F8CF2 #88B1F6 #C1D6FA

Accessibility & contrast

On white

3.30

#4F8CF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.37

#4F8CF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F8CF2

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F8CF2	#FFFFFF	#000000	##000000
##4F8CF2	1.00	3.30	6.37	6.37
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.37	21.00	1.00	1.00
##000000	6.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C96F6

Deuteranopia (green-blind)

#4087F0

Tritanopia (blue-blind)

#00A4B3

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4f8cf2;
/* rgb */ color: rgb(79, 140, 242);
/* oklch */ color: oklch(64.9% 0.165 260.1);

Tailwind

colors: {
  custom: {
    50: '#91adf7',
    500: '#4f8cf2',
    950: '#000000',
  },
}

SCSS

$custom: #4f8cf2;
$custom-light: #91adf7;
$custom-dark: #000000;

JSON

{
  "hex": "#4f8cf2",
  "rgb": {
    "r": 79,
    "g": 140,
    "b": 242
  },
  "hsl": {
    "h": 217.546,
    "s": 86.243,
    "l": 62.941
  },
  "oklch": {
    "l": 0.64883,
    "c": 0.16544,
    "h": 260.1
  },
  "luminance": 0.26829
}

Semantic roles & 50–950 ramp

primary

#4F8CF2

secondary

#ECD6B1

accent

#8F03E3

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4F8CF2

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

Preview Lab → · Contrast checker → · Palette generator →