#4B84EF#4B84EF

#4B84EF is a light, vivid blue. Relative luminance 0.242; OKLCH L 62.9% C 0.172 H 261.7°. Best body text is #000000 at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#4B84EF
RGB	rgb(75, 132, 239)
HSL	hsl(219, 84%, 62%)
HSV	hsv(219, 69%, 94%)
CMYK	cmyk(68.6%, 44.8%, 0%, 6.3%)
CIE-LAB	lab(56.31, 15.87, -59.41)
CIE-LCH	lch(56.31, 61.49, 284.96°)
OKLab	oklab(62.86% -0.0249 -0.17)
OKLCH	oklch(62.86% 0.172 261.7)
XYZ	xyz(26.7274, 24.2276, 84.9125)
Luminance	0.2423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B84EF #EFB64B

analogous

#4BD6EF #4B84EF #644BEF

triadic

#4B84EF #EF4B84 #84EF4B

tetradic

#4B84EF #EF4BD6 #EFB64B #4BEF64

square

#4B84EF #EF4BD6 #EFB64B #4BEF64

split-complementary

#4B84EF #EF644B #D6EF4B

monochromatic

#1047B0 #155EE8 #4B84EF #83AAF4 #BBD1F9

Accessibility & contrast

On white

3.59

#4B84EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.85

#4B84EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B84EF

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B84EF	#FFFFFF	#000000	##000000
##4B84EF	1.00	3.59	5.85	5.85
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.85	21.00	1.00	1.00
##000000	5.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E8FF3

Deuteranopia (green-blind)

#2E80ED

Tritanopia (blue-blind)

#009DAE

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4b84ef;
/* rgb */ color: rgb(75, 132, 239);
/* oklch */ color: oklch(62.9% 0.172 261.7);

Tailwind

colors: {
  custom: {
    50: '#8fa7f5',
    500: '#4b84ef',
    950: '#000000',
  },
}

SCSS

$custom: #4b84ef;
$custom-light: #8fa7f5;
$custom-dark: #000000;

JSON

{
  "hex": "#4b84ef",
  "rgb": {
    "r": 75,
    "g": 132,
    "b": 239
  },
  "hsl": {
    "h": 219.146,
    "s": 83.673,
    "l": 61.569
  },
  "oklch": {
    "l": 0.62857,
    "c": 0.17185,
    "h": 261.7
  },
  "luminance": 0.2423
}

Semantic roles & 50–950 ramp

primary

#4B84EF

secondary

#E9D4AC

accent

#9405E0

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4B84EF

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

Preview Lab → · Contrast checker → · Palette generator →