#4B84FF#4B84FF

#4B84FF is a light, vivid blue. Relative luminance 0.252; OKLCH L 63.9% C 0.193 H 263.3°. Best body text is #000000 at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#4B84FF
RGB	rgb(75, 132, 255)
HSL	hsl(221, 100%, 65%)
HSV	hsv(221, 71%, 100%)
CMYK	cmyk(70.6%, 48.2%, 0%, 0%)
CIE-LAB	lab(57.28, 21.48, -66.69)
CIE-LCH	lch(57.28, 70.07, 287.86°)
OKLab	oklab(63.91% -0.0225 -0.1915)
OKLCH	oklch(63.91% 0.193 263.3)
XYZ	xyz(29.1965, 25.2153, 97.9167)
Luminance	0.2522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B84FF #FFC64B

analogous

#4BDEFF #4B84FF #6C4BFF

triadic

#4B84FF #FF4B84 #84FF4B

tetradic

#4B84FF #FF4BDE #FFC64B #4BFF6C

square

#4B84FF #FF4BDE #FFC64B #4BFF6C

split-complementary

#4B84FF #FF6C4B #DEFF4B

monochromatic

#0042D0 #0E5AFF #4B84FF #88AEFF #C5D8FF

Accessibility & contrast

On white

3.47

#4B84FF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.04

#4B84FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B84FF

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B84FF	#FFFFFF	#000000	##000000
##4B84FF	1.00	3.47	6.04	6.04
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.04	21.00	1.00	1.00
##000000	6.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E92FF

Deuteranopia (green-blind)

#0082FD

Tritanopia (blue-blind)

#00A1B5

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4b84ff;
/* rgb */ color: rgb(75, 132, 255);
/* oklch */ color: oklch(63.9% 0.193 263.3);

Tailwind

colors: {
  custom: {
    50: '#92a7ff',
    500: '#4b84ff',
    950: '#000000',
  },
}

SCSS

$custom: #4b84ff;
$custom-light: #92a7ff;
$custom-dark: #000000;

JSON

{
  "hex": "#4b84ff",
  "rgb": {
    "r": 75,
    "g": 132,
    "b": 255
  },
  "hsl": {
    "h": 221,
    "s": 100,
    "l": 64.706
  },
  "oklch": {
    "l": 0.63912,
    "c": 0.19278,
    "h": 263.3
  },
  "luminance": 0.25218
}

Semantic roles & 50–950 ramp

primary

#4B84FF

secondary

#F2DEB4

accent

#9D00E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E0F18

muted

#7E7F86

Preview Lab

Preview with #4B84FF

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

Preview Lab → · Contrast checker → · Palette generator →