#4DB4DF#4DB4DF

#4DB4DF is a light, moderate cyan. Relative luminance 0.395; OKLCH L 72.7% C 0.113 H 228.9°. Best body text is #000000 at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#4DB4DF
RGB	rgb(77, 180, 223)
HSL	hsl(198, 70%, 59%)
HSV	hsv(198, 65%, 87%)
CMYK	cmyk(65.5%, 19.3%, 0%, 12.5%)
CIE-LAB	lab(69.14, -16.66, -30.38)
CIE-LCH	lch(69.14, 34.65, 241.26°)
OKLab	oklab(72.7% -0.0743 -0.085)
OKLCH	oklch(72.7% 0.113 228.9)
XYZ	xyz(32.6958, 39.5445, 75.7075)
Luminance	0.3955 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4DB4DF #DF784D

analogous

#4DDFC1 #4DB4DF #4D6BDF

triadic

#4DB4DF #DF4DB4 #B4DF4D

tetradic

#4DB4DF #C14DDF #DF784D #6BDF4D

square

#4DB4DF #C14DDF #DF784D #6BDF4D

split-complementary

#4DB4DF #DF4D6B #DFC14D

monochromatic

#1B7297 #249ACA #4DB4DF #81CAE8 #B5E0F2

Accessibility & contrast

On white

2.36

#4DB4DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.91

#4DB4DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4DB4DF

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4DB4DF	#FFFFFF	#000000	##000000
##4DB4DF	1.00	2.36	8.91	8.91
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.91	21.00	1.00	1.00
##000000	8.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EB1E1

Deuteranopia (green-blind)

#89A2DE

Tritanopia (blue-blind)

#00C0C2

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #4db4df;
/* rgb */ color: rgb(77, 180, 223);
/* oklch */ color: oklch(72.7% 0.113 228.9);

Tailwind

colors: {
  custom: {
    50: '#8ecae9',
    500: '#4db4df',
    950: '#000000',
  },
}

SCSS

$custom: #4db4df;
$custom-light: #8ecae9;
$custom-dark: #000000;

JSON

{
  "hex": "#4db4df",
  "rgb": {
    "r": 77,
    "g": 180,
    "b": 223
  },
  "hsl": {
    "h": 197.671,
    "s": 69.524,
    "l": 58.824
  },
  "oklch": {
    "l": 0.72699,
    "c": 0.11288,
    "h": 228.9
  },
  "luminance": 0.39548
}

Semantic roles & 50–950 ramp

primary

#4DB4DF

secondary

#E1B8A7

accent

#703BEC

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4DB4DF

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

Preview Lab → · Contrast checker → · Palette generator →