#4EB9DB#4EB9DB

#4EB9DB is a light, moderate cyan. Relative luminance 0.414; OKLCH L 73.7% C 0.108 H 222.3°. Best body text is #000000 at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#4EB9DB
RGB	rgb(78, 185, 219)
HSL	hsl(194, 66%, 58%)
HSV	hsv(194, 64%, 86%)
CMYK	cmyk(64.4%, 15.5%, 0%, 14.1%)
CIE-LAB	lab(70.48, -20.35, -26.15)
CIE-LCH	lch(70.48, 33.14, 232.10°)
OKLab	oklab(73.72% -0.0803 -0.0729)
OKLCH	oklch(73.72% 0.108 222.3)
XYZ	xyz(33.2719, 41.4286, 73.2471)
Luminance	0.4143 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EB9DB #DB704E

analogous

#4EDBB6 #4EB9DB #4E72DB

triadic

#4EB9DB #DB4EB9 #B9DB4E

tetradic

#4EB9DB #B64EDB #DB704E #72DB4E

square

#4EB9DB #B64EDB #DB704E #72DB4E

split-complementary

#4EB9DB #DB4E72 #DBB64E

monochromatic

#1E7591 #289EC4 #4EB9DB #81CDE5 #B4E1F0

Accessibility & contrast

On white

2.26

#4EB9DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.29

#4EB9DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EB9DB

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EB9DB	#FFFFFF	#000000	##000000
##4EB9DB	1.00	2.26	9.29	9.29
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.29	21.00	1.00	1.00
##000000	9.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B5DD

Deuteranopia (green-blind)

#91A6DB

Tritanopia (blue-blind)

#00C4C4

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #4eb9db;
/* rgb */ color: rgb(78, 185, 219);
/* oklch */ color: oklch(73.7% 0.108 222.3);

Tailwind

colors: {
  custom: {
    50: '#8ecee6',
    500: '#4eb9db',
    950: '#000000',
  },
}

SCSS

$custom: #4eb9db;
$custom-light: #8ecee6;
$custom-dark: #000000;

JSON

{
  "hex": "#4eb9db",
  "rgb": {
    "r": 78,
    "g": 185,
    "b": 219
  },
  "hsl": {
    "h": 194.468,
    "s": 66.197,
    "l": 58.235
  },
  "oklch": {
    "l": 0.73722,
    "c": 0.10843,
    "h": 222.3
  },
  "luminance": 0.41432
}

Semantic roles & 50–950 ramp

primary

#4EB9DB

secondary

#DEB4A6

accent

#683FE9

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4EB9DB

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

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