#4EB3DB#4EB3DB

#4EB3DB is a light, moderate cyan. Relative luminance 0.390; OKLCH L 72.3% C 0.109 H 227.4°. Best body text is #000000 at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#4EB3DB
RGB	rgb(78, 179, 219)
HSL	hsl(197, 66%, 58%)
HSV	hsv(197, 64%, 86%)
CMYK	cmyk(64.4%, 18.3%, 0%, 14.1%)
CIE-LAB	lab(68.73, -17.23, -28.83)
CIE-LCH	lch(68.73, 33.58, 239.14°)
OKLab	oklab(72.33% -0.0741 -0.0806)
OKLCH	oklch(72.33% 0.109 227.4)
XYZ	xyz(32.0431, 38.9710, 72.8375)
Luminance	0.3897 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EB3DB #DB764E

analogous

#4EDBBC #4EB3DB #4E6CDB

triadic

#4EB3DB #DB4EB3 #B3DB4E

tetradic

#4EB3DB #BC4EDB #DB764E #6CDB4E

square

#4EB3DB #BC4EDB #DB764E #6CDB4E

split-complementary

#4EB3DB #DB4E6C #DBBC4E

monochromatic

#1E7091 #2898C4 #4EB3DB #81C9E5 #B4DFF0

Accessibility & contrast

On white

2.39

#4EB3DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.79

#4EB3DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EB3DB

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EB3DB	#FFFFFF	#000000	##000000
##4EB3DB	1.00	2.39	8.79	8.79
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.79	21.00	1.00	1.00
##000000	8.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EB0DD

Deuteranopia (green-blind)

#8AA1DB

Tritanopia (blue-blind)

#00BFC0

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #4eb3db;
/* rgb */ color: rgb(78, 179, 219);
/* oklch */ color: oklch(72.3% 0.109 227.4);

Tailwind

colors: {
  custom: {
    50: '#8ec9e6',
    500: '#4eb3db',
    950: '#000000',
  },
}

SCSS

$custom: #4eb3db;
$custom-light: #8ec9e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4eb3db",
  "rgb": {
    "r": 78,
    "g": 179,
    "b": 219
  },
  "hsl": {
    "h": 197.021,
    "s": 66.197,
    "l": 58.235
  },
  "oklch": {
    "l": 0.72327,
    "c": 0.10946,
    "h": 227.4
  },
  "luminance": 0.38974
}

Semantic roles & 50–950 ramp

primary

#4EB3DB

secondary

#DEB6A6

accent

#6F3FE9

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #4EB3DB

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

Preview Lab → · Contrast checker → · Palette generator →