#4F8CE3#4F8CE3

#4F8CE3 is a light, vivid blue. Relative luminance 0.260; OKLCH L 64.0% C 0.146 H 257.5°. Best body text is #000000 at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#4F8CE3
RGB	rgb(79, 140, 227)
HSL	hsl(215, 73%, 60%)
HSV	hsv(215, 65%, 89%)
CMYK	cmyk(65.2%, 38.3%, 0%, 11%)
CIE-LAB	lab(58.00, 7.52, -50.04)
CIE-LCH	lch(58.00, 50.60, 278.55°)
OKLab	oklab(63.99% -0.0316 -0.1423)
OKLCH	oklch(63.99% 0.146 257.5)
XYZ	xyz(26.4627, 25.9619, 76.2747)
Luminance	0.2596 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F8CE3 #E3A64F

analogous

#4FD6E3 #4F8CE3 #5C4FE3

triadic

#4F8CE3 #E34F8C #8CE34F

tetradic

#4F8CE3 #E34FD6 #E3A64F #4FE35C

square

#4F8CE3 #E34FD6 #E3A64F #4FE35C

split-complementary

#4F8CE3 #E35C4F #D6E34F

monochromatic

#19509E #226BD3 #4F8CE3 #84AFEB #B9D1F4

Accessibility & contrast

On white

3.39

#4F8CE3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.19

#4F8CE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F8CE3

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F8CE3	#FFFFFF	#000000	##000000
##4F8CE3	1.00	3.39	6.19	6.19
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.19	21.00	1.00	1.00
##000000	6.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6593E6

Deuteranopia (green-blind)

#5085E1

Tritanopia (blue-blind)

#00A0AC

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4f8ce3;
/* rgb */ color: rgb(79, 140, 227);
/* oklch */ color: oklch(64.0% 0.146 257.5);

Tailwind

colors: {
  custom: {
    50: '#8eadec',
    500: '#4f8ce3',
    950: '#000000',
  },
}

SCSS

$custom: #4f8ce3;
$custom-light: #8eadec;
$custom-dark: #000000;

JSON

{
  "hex": "#4f8ce3",
  "rgb": {
    "r": 79,
    "g": 140,
    "b": 227
  },
  "hsl": {
    "h": 215.27,
    "s": 72.549,
    "l": 60
  },
  "oklch": {
    "l": 0.6399,
    "c": 0.14581,
    "h": 257.5
  },
  "luminance": 0.25964
}

Semantic roles & 50–950 ramp

primary

#4F8CE3

secondary

#E3CCAA

accent

#A439EF

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #4F8CE3

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

Preview Lab → · Contrast checker → · Palette generator →