#4EB5E6#4EB5E6

#4EB5E6 is a light, moderate cyan. Relative luminance 0.404; OKLCH L 73.3% C 0.118 H 232.3°. Best body text is #000000 at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#4EB5E6
RGB	rgb(78, 181, 230)
HSL	hsl(199, 75%, 60%)
HSV	hsv(199, 66%, 90%)
CMYK	cmyk(66.1%, 21.3%, 0%, 9.8%)
CIE-LAB	lab(69.74, -14.82, -33.29)
CIE-LCH	lch(69.74, 36.44, 246.00°)
OKLab	oklab(73.27% -0.0722 -0.0933)
OKLCH	oklch(73.27% 0.118 232.3)
XYZ	xyz(33.9431, 40.3770, 80.8523)
Luminance	0.4038 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EB5E6 #E67F4E

analogous

#4EE6CB #4EB5E6 #4E69E6

triadic

#4EB5E6 #E64EB5 #B5E64E

tetradic

#4EB5E6 #CB4EE6 #E67F4E #69E64E

square

#4EB5E6 #CB4EE6 #E67F4E #69E64E

split-complementary

#4EB5E6 #E64E69 #E6CB4E

monochromatic

#1776A3 #1F9CD8 #4EB5E6 #84CBEE #B9E2F5

Accessibility & contrast

On white

2.31

#4EB5E6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.08

#4EB5E6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EB5E6

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EB5E6	#FFFFFF	#000000	##000000
##4EB5E6	1.00	2.31	9.08	9.08
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.08	21.00	1.00	1.00
##000000	9.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DB3E8

Deuteranopia (green-blind)

#88A4E5

Tritanopia (blue-blind)

#00C2C5

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #4eb5e6;
/* rgb */ color: rgb(78, 181, 230);
/* oklch */ color: oklch(73.3% 0.118 232.3);

Tailwind

colors: {
  custom: {
    50: '#8fcbee',
    500: '#4eb5e6',
    950: '#000000',
  },
}

SCSS

$custom: #4eb5e6;
$custom-light: #8fcbee;
$custom-dark: #000000;

JSON

{
  "hex": "#4eb5e6",
  "rgb": {
    "r": 78,
    "g": 181,
    "b": 230
  },
  "hsl": {
    "h": 199.342,
    "s": 75.248,
    "l": 60.392
  },
  "oklch": {
    "l": 0.73272,
    "c": 0.11801,
    "h": 232.3
  },
  "luminance": 0.40381
}

Semantic roles & 50–950 ramp

primary

#4EB5E6

secondary

#E5BEAB

accent

#4F0ED7

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4EB5E6

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

Preview Lab → · Contrast checker → · Palette generator →