#4F8BE4#4F8BE4

#4F8BE4 is a light, vivid blue. Relative luminance 0.257; OKLCH L 63.8% C 0.148 H 258.2°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#4F8BE4
RGB	rgb(79, 139, 228)
HSL	hsl(216, 73%, 60%)
HSV	hsv(216, 65%, 89%)
CMYK	cmyk(65.4%, 39%, 0%, 10.6%)
CIE-LAB	lab(57.78, 8.46, -50.95)
CIE-LCH	lch(57.78, 51.65, 279.43°)
OKLab	oklab(63.83% -0.0304 -0.145)
OKLCH	oklch(63.83% 0.148 258.2)
XYZ	xyz(26.4556, 25.7263, 76.9552)
Luminance	0.2573 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F8BE4 #E4A84F

analogous

#4FD5E4 #4F8BE4 #5D4FE4

triadic

#4F8BE4 #E44F8B #8BE44F

tetradic

#4F8BE4 #E44FD5 #E4A84F #4FE45D

square

#4F8BE4 #E44FD5 #E4A84F #4FE45D

split-complementary

#4F8BE4 #E45D4F #D5E44F

monochromatic

#194FA0 #2169D5 #4F8BE4 #84AEEC #B9D1F4

Accessibility & contrast

On white

3.42

#4F8BE4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#4F8BE4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F8BE4

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F8BE4	#FFFFFF	#000000	##000000
##4F8BE4	1.00	3.42	6.15	6.15
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6392E8

Deuteranopia (green-blind)

#4D84E2

Tritanopia (blue-blind)

#009FAC

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4f8be4;
/* rgb */ color: rgb(79, 139, 228);
/* oklch */ color: oklch(63.8% 0.148 258.2);

Tailwind

colors: {
  custom: {
    50: '#8faced',
    500: '#4f8be4',
    950: '#000000',
  },
}

SCSS

$custom: #4f8be4;
$custom-light: #8faced;
$custom-dark: #000000;

JSON

{
  "hex": "#4f8be4",
  "rgb": {
    "r": 79,
    "g": 139,
    "b": 228
  },
  "hsl": {
    "h": 215.839,
    "s": 73.399,
    "l": 60.196
  },
  "oklch": {
    "l": 0.63832,
    "c": 0.14818,
    "h": 258.2
  },
  "luminance": 0.25729
}

Semantic roles & 50–950 ramp

primary

#4F8BE4

secondary

#E4CDAB

accent

#8610D6

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #4F8BE4

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

Preview Lab → · Contrast checker → · Palette generator →