#4BD4F9#4BD4F9

#4BD4F9 is a light, vivid cyan. Relative luminance 0.554; OKLCH L 81.1% C 0.126 H 219.6°. Best body text is #000000 at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#4BD4F9
RGB	rgb(75, 212, 249)
HSL	hsl(193, 94%, 64%)
HSV	hsv(193, 70%, 98%)
CMYK	cmyk(69.9%, 14.9%, 0%, 2.4%)
CIE-LAB	lab(79.28, -25.27, -28.83)
CIE-LCH	lch(79.28, 38.33, 228.77°)
OKLab	oklab(81.12% -0.0973 -0.0805)
OKLCH	oklch(81.12% 0.126 219.6)
XYZ	xyz(43.5369, 55.4174, 98.0063)
Luminance	0.5542 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BD4F9 #F9704B

analogous

#4BF9C7 #4BD4F9 #4B7DF9

triadic

#4BD4F9 #F94BD4 #D4F94B

tetradic

#4BD4F9 #C74BF9 #F9704B #7DF94B

square

#4BD4F9 #C74BF9 #F9704B #7DF94B

split-complementary

#4BD4F9 #F94B7D #F9C74B

monochromatic

#079BC3 #10C6F7 #4BD4F9 #86E2FB #C1F0FD

Accessibility & contrast

On white

1.74

#4BD4F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.08

#4BD4F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BD4F9

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BD4F9	#FFFFFF	#000000	##000000
##4BD4F9	1.00	1.74	12.08	12.08
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.08	21.00	1.00	1.00
##000000	12.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDCEFB

Deuteranopia (green-blind)

#A5BDF9

Tritanopia (blue-blind)

#00E0E0

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #4bd4f9;
/* rgb */ color: rgb(75, 212, 249);
/* oklch */ color: oklch(81.1% 0.126 219.6);

Tailwind

colors: {
  custom: {
    50: '#92e1fb',
    500: '#4bd4f9',
    950: '#000000',
  },
}

SCSS

$custom: #4bd4f9;
$custom-light: #92e1fb;
$custom-dark: #000000;

JSON

{
  "hex": "#4bd4f9",
  "rgb": {
    "r": 75,
    "g": 212,
    "b": 249
  },
  "hsl": {
    "h": 192.759,
    "s": 93.548,
    "l": 63.529
  },
  "oklch": {
    "l": 0.8112,
    "c": 0.12625,
    "h": 219.6
  },
  "luminance": 0.55422
}

Semantic roles & 50–950 ramp

primary

#4BD4F9

secondary

#C04828

accent

#3100E6

background

#FCFEFF

surface

#F5FCFF

border

#CFD5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #4BD4F9

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

Preview Lab → · Contrast checker → · Palette generator →