#4B8DFC#4B8DFC

#4B8DFC is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.6% C 0.179 H 260.2°. Best body text is #000000 at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#4B8DFC
RGB	rgb(75, 141, 252)
HSL	hsl(218, 97%, 64%)
HSV	hsv(218, 70%, 99%)
CMYK	cmyk(70.2%, 44%, 0%, 1.2%)
CIE-LAB	lab(59.50, 14.97, -61.49)
CIE-LCH	lch(59.50, 63.28, 283.69°)
OKLab	oklab(65.55% -0.0305 -0.176)
OKLCH	oklch(65.55% 0.179 260.2)
XYZ	xyz(29.9909, 27.5707, 95.8177)
Luminance	0.2757 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B8DFC #FCBA4B

analogous

#4BE6FC #4B8DFC #624BFC

triadic

#4B8DFC #FC4B8D #8DFC4B

tetradic

#4B8DFC #FC4BE6 #FCBA4B #4BFC62

square

#4B8DFC #FC4BE6 #FCBA4B #4BFC62

split-complementary

#4B8DFC #FC624B #E6FC4B

monochromatic

#034DC9 #0F67FB #4B8DFC #87B3FD #C3D9FE

Accessibility & contrast

On white

3.22

#4B8DFC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.51

#4B8DFC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B8DFC

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B8DFC	#FFFFFF	#000000	##000000
##4B8DFC	1.00	3.22	6.51	6.51
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.51	21.00	1.00	1.00
##000000	6.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5598FF

Deuteranopia (green-blind)

#3388FA

Tritanopia (blue-blind)

#00A7B8

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #4b8dfc;
/* rgb */ color: rgb(75, 141, 252);
/* oklch */ color: oklch(65.6% 0.179 260.2);

Tailwind

colors: {
  custom: {
    50: '#91adfe',
    500: '#4b8dfc',
    950: '#000000',
  },
}

SCSS

$custom: #4b8dfc;
$custom-light: #91adfe;
$custom-dark: #000000;

JSON

{
  "hex": "#4b8dfc",
  "rgb": {
    "r": 75,
    "g": 141,
    "b": 252
  },
  "hsl": {
    "h": 217.627,
    "s": 96.721,
    "l": 64.118
  },
  "oklch": {
    "l": 0.65554,
    "c": 0.17863,
    "h": 260.2
  },
  "luminance": 0.27574
}

Semantic roles & 50–950 ramp

primary

#4B8DFC

secondary

#F0D9B3

accent

#9000E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1018

muted

#7E7F86

Preview Lab

Preview with #4B8DFC

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

Preview Lab → · Contrast checker → · Palette generator →