#4EB3DD#4EB3DD

#4EB3DD is a light, moderate cyan. Relative luminance 0.391; OKLCH L 72.4% C 0.111 H 228.6°. Best body text is #000000 at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#4EB3DD
RGB	rgb(78, 179, 221)
HSL	hsl(198, 68%, 59%)
HSV	hsv(198, 65%, 87%)
CMYK	cmyk(64.7%, 19%, 0%, 13.3%)
CIE-LAB	lab(68.81, -16.60, -29.81)
CIE-LCH	lch(68.81, 34.12, 240.89°)
OKLab	oklab(72.41% -0.0734 -0.0834)
OKLCH	oklch(72.41% 0.111 228.6)
XYZ	xyz(32.3080, 39.0770, 74.2325)
Luminance	0.3908 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EB3DD #DD784E

analogous

#4EDDBF #4EB3DD #4E6BDD

triadic

#4EB3DD #DD4EB3 #B3DD4E

tetradic

#4EB3DD #BF4EDD #DD784E #6BDD4E

square

#4EB3DD #BF4EDD #DD784E #6BDD4E

split-complementary

#4EB3DD #DD4E6B #DDBF4E

monochromatic

#1C7194 #2698C7 #4EB3DD #81C9E7 #B5DFF1

Accessibility & contrast

On white

2.38

#4EB3DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.82

#4EB3DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EB3DD

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EB3DD	#FFFFFF	#000000	##000000
##4EB3DD	1.00	2.38	8.82	8.82
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.82	21.00	1.00	1.00
##000000	8.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DB0DF

Deuteranopia (green-blind)

#89A1DC

Tritanopia (blue-blind)

#00BFC1

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #4eb3dd;
/* rgb */ color: rgb(78, 179, 221);
/* oklch */ color: oklch(72.4% 0.111 228.6);

Tailwind

colors: {
  custom: {
    50: '#8ec9e7',
    500: '#4eb3dd',
    950: '#000000',
  },
}

SCSS

$custom: #4eb3dd;
$custom-light: #8ec9e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4eb3dd",
  "rgb": {
    "r": 78,
    "g": 179,
    "b": 221
  },
  "hsl": {
    "h": 197.622,
    "s": 67.773,
    "l": 58.627
  },
  "oklch": {
    "l": 0.72413,
    "c": 0.11106,
    "h": 228.6
  },
  "luminance": 0.3908
}

Semantic roles & 50–950 ramp

primary

#4EB3DD

secondary

#E0B8A7

accent

#703DEB

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4EB3DD

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

Preview Lab → · Contrast checker → · Palette generator →