#4BD9EB#4BD9EB

#4BD9EB is a light, vivid teal. Relative luminance 0.571; OKLCH L 81.7% C 0.121 H 207.2°. Best body text is #000000 at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#4BD9EB
RGB	rgb(75, 217, 235)
HSL	hsl(187, 80%, 61%)
HSV	hsv(187, 68%, 92%)
CMYK	cmyk(68.1%, 7.7%, 0%, 7.8%)
CIE-LAB	lab(80.24, -31.89, -19.90)
CIE-LCH	lch(80.24, 37.59, 211.96°)
OKLab	oklab(81.74% -0.1075 -0.0553)
OKLCH	oklch(81.74% 0.121 207.2)
XYZ	xyz(42.7034, 57.1148, 87.3548)
Luminance	0.5712 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BD9EB #EB5D4B

analogous

#4BEBAD #4BD9EB #4B89EB

triadic

#4BD9EB #EB4BD9 #D9EB4B

tetradic

#4BD9EB #AD4BEB #EB5D4B #89EB4B

square

#4BD9EB #AD4BEB #EB5D4B #89EB4B

split-complementary

#4BD9EB #EB4B89 #EBAD4B

monochromatic

#1398A9 #19CAE0 #4BD9EB #82E5F1 #B9F0F7

Accessibility & contrast

On white

1.69

#4BD9EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.42

#4BD9EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BD9EB

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BD9EB	#FFFFFF	#000000	##000000
##4BD9EB	1.00	1.69	12.42	12.42
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.42	21.00	1.00	1.00
##000000	12.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7D1EC

Deuteranopia (green-blind)

#B0C0EB

Tritanopia (blue-blind)

#00E2DE

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #4bd9eb;
/* rgb */ color: rgb(75, 217, 235);
/* oklch */ color: oklch(81.7% 0.121 207.2);

Tailwind

colors: {
  custom: {
    50: '#91e5f1',
    500: '#4bd9eb',
    950: '#000000',
  },
}

SCSS

$custom: #4bd9eb;
$custom-light: #91e5f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4bd9eb",
  "rgb": {
    "r": 75,
    "g": 217,
    "b": 235
  },
  "hsl": {
    "h": 186.75,
    "s": 80,
    "l": 60.784
  },
  "oklch": {
    "l": 0.81737,
    "c": 0.1209,
    "h": 207.2
  },
  "luminance": 0.5712
}

Semantic roles & 50–950 ramp

primary

#4BD9EB

secondary

#AA3E30

accent

#2109DC

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0E1516

muted

#7F8485

Preview Lab

Preview with #4BD9EB

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

Preview Lab → · Contrast checker → · Palette generator →