#4F83FF#4F83FF

#4F83FF is a light, vivid blue. Relative luminance 0.251; OKLCH L 63.9% C 0.193 H 264.5°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#4F83FF
RGB	rgb(79, 131, 255)
HSL	hsl(222, 100%, 65%)
HSV	hsv(222, 69%, 100%)
CMYK	cmyk(69%, 48.6%, 0%, 0%)
CIE-LAB	lab(57.18, 22.64, -66.85)
CIE-LCH	lch(57.18, 70.58, 288.71°)
OKLab	oklab(63.88% -0.0186 -0.1919)
OKLCH	oklch(63.88% 0.193 264.5)
XYZ	xyz(29.3844, 25.1118, 97.8868)
Luminance	0.2511 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F83FF #FFCB4F

analogous

#4FDBFF #4F83FF #734FFF

triadic

#4F83FF #FF4F83 #83FF4F

tetradic

#4F83FF #FF4FDB #FFCB4F #4FFF73

square

#4F83FF #FF4FDB #FFCB4F #4FFF73

split-complementary

#4F83FF #FF734F #DBFF4F

monochromatic

#003FD4 #1258FF #4F83FF #8CAEFF #C9D9FF

Accessibility & contrast

On white

3.49

#4F83FF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.02

#4F83FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F83FF

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F83FF	#FFFFFF	#000000	##000000
##4F83FF	1.00	3.49	6.02	6.02
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.02	21.00	1.00	1.00
##000000	6.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D92FF

Deuteranopia (green-blind)

#0082FC

Tritanopia (blue-blind)

#00A0B5

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #4f83ff;
/* rgb */ color: rgb(79, 131, 255);
/* oklch */ color: oklch(63.9% 0.193 264.5);

Tailwind

colors: {
  custom: {
    50: '#93a6ff',
    500: '#4f83ff',
    950: '#000000',
  },
}

SCSS

$custom: #4f83ff;
$custom-light: #93a6ff;
$custom-dark: #000000;

JSON

{
  "hex": "#4f83ff",
  "rgb": {
    "r": 79,
    "g": 131,
    "b": 255
  },
  "hsl": {
    "h": 222.273,
    "s": 100,
    "l": 65.49
  },
  "oklch": {
    "l": 0.6388,
    "c": 0.19276,
    "h": 264.5
  },
  "luminance": 0.25115
}

Semantic roles & 50–950 ramp

primary

#4F83FF

secondary

#F2E1B7

accent

#A200E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F0F18

muted

#7E7F86

Preview Lab

Preview with #4F83FF

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

Preview Lab → · Contrast checker → · Palette generator →