#4F83F0#4F83F0

#4F83F0 is a light, vivid blue. Relative luminance 0.242; OKLCH L 62.9% C 0.173 H 263.1°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX#4F83F0
RGBrgb(79, 131, 240)
HSLhsl(221, 84%, 63%)
HSVhsv(221, 67%, 94%)
CMYKcmyk(67.1%, 45.4%, 0%, 5.9%)
CIE-LABlab(56.27, 17.43, -60.03)
CIE-LCHlch(56.27, 62.51, 286.19°)
OKLaboklab(62.89% -0.0207 -0.1718)
OKLCHoklch(62.89% 0.173 263.1)
XYZxyz(27.0634, 24.1834, 85.6628)
Luminance0.2419 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4F83F0 #F0BC4F
analogous
#4FD4F0 #4F83F0 #6B4FF0
triadic
#4F83F0 #F04F83 #83F04F
tetradic
#4F83F0 #F04FD4 #F0BC4F #4FF06B
square
#4F83F0 #F04FD4 #F0BC4F #4FF06B
split-complementary
#4F83F0 #F06B4F #D4F04F
monochromatic
#0F45B5 #175BEB #4F83F0 #87ABF5 #C0D2FA

Accessibility & contrast

On white

3.60
#4F83F0 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.84
#4F83F0 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F83F0
5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4F83F0#FFFFFF#000000##000000
##4F83F01.003.605.845.84
#FFFFFF3.601.0021.0021.00
#0000005.8421.001.001.00
##0000005.8421.001.001.00

Color blindness preview

Protanopia (red-blind)
#4C8FF4
Deuteranopia (green-blind)
#2C80EE
Tritanopia (blue-blind)
#009CAE
Achromatopsia (no color)
#878787

Design tokens & code

CSS
--color: #4f83f0;
/* rgb */ color: rgb(79, 131, 240);
/* oklch */ color: oklch(62.9% 0.173 263.1);
Tailwind
colors: {
  custom: {
    50: '#91a6f5',
    500: '#4f83f0',
    950: '#000000',
  },
}
SCSS
$custom: #4f83f0;
$custom-light: #91a6f5;
$custom-dark: #000000;
JSON
{
  "hex": "#4f83f0",
  "rgb": {
    "r": 79,
    "g": 131,
    "b": 240
  },
  "hsl": {
    "h": 220.621,
    "s": 84.293,
    "l": 62.549
  },
  "oklch": {
    "l": 0.62888,
    "c": 0.17304,
    "h": 263.1
  },
  "luminance": 0.24186
}

Semantic roles & 50–950 ramp

primary
#4F83F0
secondary
#EBD8B0
accent
#9A05E1
background
#F9FAFF
surface
#F2F4FE
border
#CCCED6
text
#0E0F17
muted
#7E7F85

Preview Lab

Preview with #4F83F0

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

Preview Lab → · Contrast checker → · Palette generator →

#4F83F0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva