#4B9BFC#4B9BFC

#4B9BFC is a light, vivid cyan. Relative luminance 0.320; OKLCH L 68.5% C 0.164 H 254.8°. Best body text is #000000 at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#4B9BFC
RGB	rgb(75, 155, 252)
HSL	hsl(213, 97%, 64%)
HSV	hsv(213, 70%, 99%)
CMYK	cmyk(70.2%, 38.5%, 0%, 1.2%)
CIE-LAB	lab(63.31, 6.65, -55.40)
CIE-LCH	lch(63.31, 55.80, 276.84°)
OKLab	oklab(68.51% -0.0429 -0.1579)
OKLCH	oklch(68.51% 0.164 254.8)
XYZ	xyz(32.1872, 31.9633, 96.5498)
Luminance	0.3197 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B9BFC #FCAC4B

analogous

#4BF4FC #4B9BFC #544BFC

triadic

#4B9BFC #FC4B9B #9BFC4B

tetradic

#4B9BFC #FC4BF4 #FCAC4B #4BFC54

square

#4B9BFC #FC4BF4 #FCAC4B #4BFC54

split-complementary

#4B9BFC #FC544B #F4FC4B

monochromatic

#035DC9 #0F7AFB #4B9BFC #87BCFD #C3DEFE

Accessibility & contrast

On white

2.84

#4B9BFC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.39

#4B9BFC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4B9BFC

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B9BFC	#FFFFFF	#000000	##000000
##4B9BFC	1.00	2.84	7.39	7.39
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.39	21.00	1.00	1.00
##000000	7.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6EA2FF

Deuteranopia (green-blind)

#5392FA

Tritanopia (blue-blind)

#00B2BF

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #4b9bfc;
/* rgb */ color: rgb(75, 155, 252);
/* oklch */ color: oklch(68.5% 0.164 254.8);

Tailwind

colors: {
  custom: {
    50: '#91b8fe',
    500: '#4b9bfc',
    950: '#000000',
  },
}

SCSS

$custom: #4b9bfc;
$custom-light: #91b8fe;
$custom-dark: #000000;

JSON

{
  "hex": "#4b9bfc",
  "rgb": {
    "r": 75,
    "g": 155,
    "b": 252
  },
  "hsl": {
    "h": 212.881,
    "s": 96.721,
    "l": 64.118
  },
  "oklch": {
    "l": 0.6851,
    "c": 0.16362,
    "h": 254.8
  },
  "luminance": 0.31967
}

Semantic roles & 50–950 ramp

primary

#4B9BFC

secondary

#F0D4B3

accent

#7E00E6

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1118

muted

#7E8086

Preview Lab

Preview with #4B9BFC

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

Preview Lab → · Contrast checker → · Palette generator →