#4B8AFC#4B8AFC

#4B8AFC is a light, vivid blue. Relative luminance 0.267; OKLCH L 64.9% C 0.182 H 261.2°. Best body text is #000000 at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#4B8AFC
RGB	rgb(75, 138, 252)
HSL	hsl(219, 97%, 64%)
HSV	hsv(219, 70%, 99%)
CMYK	cmyk(70.2%, 45.2%, 0%, 1.2%)
CIE-LAB	lab(58.69, 16.78, -62.78)
CIE-LCH	lch(58.69, 64.98, 284.97°)
OKLab	oklab(64.93% -0.028 -0.1798)
OKLCH	oklch(64.93% 0.182 261.2)
XYZ	xyz(29.5545, 26.6980, 95.6722)
Luminance	0.2670 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B8AFC #FCBD4B

analogous

#4BE3FC #4B8AFC #654BFC

triadic

#4B8AFC #FC4B8A #8AFC4B

tetradic

#4B8AFC #FC4BE3 #FCBD4B #4BFC65

square

#4B8AFC #FC4BE3 #FCBD4B #4BFC65

split-complementary

#4B8AFC #FC654B #E3FC4B

monochromatic

#034AC9 #0F63FB #4B8AFC #87B1FD #C3D8FE

Accessibility & contrast

On white

3.31

#4B8AFC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.34

#4B8AFC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B8AFC

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B8AFC	#FFFFFF	#000000	##000000
##4B8AFC	1.00	3.31	6.34	6.34
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.34	21.00	1.00	1.00
##000000	6.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F96FF

Deuteranopia (green-blind)

#2A86FA

Tritanopia (blue-blind)

#00A5B7

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4b8afc;
/* rgb */ color: rgb(75, 138, 252);
/* oklch */ color: oklch(64.9% 0.182 261.2);

Tailwind

colors: {
  custom: {
    50: '#91abfe',
    500: '#4b8afc',
    950: '#000000',
  },
}

SCSS

$custom: #4b8afc;
$custom-light: #91abfe;
$custom-dark: #000000;

JSON

{
  "hex": "#4b8afc",
  "rgb": {
    "r": 75,
    "g": 138,
    "b": 252
  },
  "hsl": {
    "h": 218.644,
    "s": 96.721,
    "l": 64.118
  },
  "oklch": {
    "l": 0.64934,
    "c": 0.18201,
    "h": 261.2
  },
  "luminance": 0.26701
}

Semantic roles & 50–950 ramp

primary

#4B8AFC

secondary

#F0DAB3

accent

#9400E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1018

muted

#7E7F86

Preview Lab

Preview with #4B8AFC

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

Preview Lab → · Contrast checker → · Palette generator →