#4BBDE9#4BBDE9

#4BBDE9 is a light, moderate cyan. Relative luminance 0.438; OKLCH L 75.2% C 0.119 H 227.3°. Best body text is #000000 at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#4BBDE9
RGB	rgb(75, 189, 233)
HSL	hsl(197, 78%, 60%)
HSV	hsv(197, 68%, 91%)
CMYK	cmyk(67.8%, 18.9%, 0%, 8.6%)
CIE-LAB	lab(72.07, -18.54, -31.31)
CIE-LCH	lch(72.07, 36.39, 239.38°)
OKLab	oklab(75.15% -0.0808 -0.0876)
OKLCH	oklch(75.15% 0.119 227.3)
XYZ	xyz(35.8013, 43.7703, 83.6367)
Luminance	0.4377 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BBDE9 #E9774B

analogous

#4BE9C6 #4BBDE9 #4B6EE9

triadic

#4BBDE9 #E94BBD #BDE94B

tetradic

#4BBDE9 #C64BE9 #E9774B #6EE94B

square

#4BBDE9 #C64BE9 #E9774B #6EE94B

split-complementary

#4BBDE9 #E94B6E #E9C64B

monochromatic

#147DA5 #1BA6DC #4BBDE9 #82D1F0 #B8E5F6

Accessibility & contrast

On white

2.15

#4BBDE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.75

#4BBDE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BBDE9

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BBDE9	#FFFFFF	#000000	##000000
##4BBDE9	1.00	2.15	9.75	9.75
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.75	21.00	1.00	1.00
##000000	9.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6BAEB

Deuteranopia (green-blind)

#90AAE8

Tritanopia (blue-blind)

#00CACB

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #4bbde9;
/* rgb */ color: rgb(75, 189, 233);
/* oklch */ color: oklch(75.2% 0.119 227.3);

Tailwind

colors: {
  custom: {
    50: '#8fd1f0',
    500: '#4bbde9',
    950: '#000000',
  },
}

SCSS

$custom: #4bbde9;
$custom-light: #8fd1f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4bbde9",
  "rgb": {
    "r": 75,
    "g": 189,
    "b": 233
  },
  "hsl": {
    "h": 196.709,
    "s": 78.218,
    "l": 60.392
  },
  "oklch": {
    "l": 0.75151,
    "c": 0.1192,
    "h": 227.3
  },
  "luminance": 0.43774
}

Semantic roles & 50–950 ramp

primary

#4BBDE9

secondary

#E6BBAA

accent

#450BDA

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #4BBDE9

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

Preview Lab → · Contrast checker → · Palette generator →