#4EB3E5#4EB3E5

#4EB3E5 is a light, moderate cyan. Relative luminance 0.395; OKLCH L 72.8% C 0.118 H 233.3°. Best body text is #000000 at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#4EB3E5
RGB	rgb(78, 179, 229)
HSL	hsl(200, 74%, 60%)
HSV	hsv(200, 66%, 90%)
CMYK	cmyk(65.9%, 21.8%, 0%, 10.2%)
CIE-LAB	lab(69.12, -14.07, -33.69)
CIE-LCH	lch(69.12, 36.51, 247.34°)
OKLab	oklab(72.77% -0.0706 -0.0945)
OKLCH	oklch(72.77% 0.118 233.3)
XYZ	xyz(33.3993, 39.5135, 79.9802)
Luminance	0.3952 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EB3E5 #E5804E

analogous

#4EE5CC #4EB3E5 #4E67E5

triadic

#4EB3E5 #E54EB3 #B3E54E

tetradic

#4EB3E5 #CC4EE5 #E5804E #67E54E

square

#4EB3E5 #CC4EE5 #E5804E #67E54E

split-complementary

#4EB3E5 #E54E67 #E5CC4E

monochromatic

#1873A1 #1F9AD6 #4EB3E5 #83CAED #B9E1F5

Accessibility & contrast

On white

2.36

#4EB3E5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.90

#4EB3E5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EB3E5

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EB3E5	#FFFFFF	#000000	##000000
##4EB3E5	1.00	2.36	8.90	8.90
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.90	21.00	1.00	1.00
##000000	8.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9BB1E7

Deuteranopia (green-blind)

#86A2E4

Tritanopia (blue-blind)

#00C0C4

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #4eb3e5;
/* rgb */ color: rgb(78, 179, 229);
/* oklch */ color: oklch(72.8% 0.118 233.3);

Tailwind

colors: {
  custom: {
    50: '#8fc9ed',
    500: '#4eb3e5',
    950: '#000000',
  },
}

SCSS

$custom: #4eb3e5;
$custom-light: #8fc9ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4eb3e5",
  "rgb": {
    "r": 78,
    "g": 179,
    "b": 229
  },
  "hsl": {
    "h": 199.868,
    "s": 74.384,
    "l": 60.196
  },
  "oklch": {
    "l": 0.72768,
    "c": 0.11795,
    "h": 233.3
  },
  "luminance": 0.39517
}

Semantic roles & 50–950 ramp

primary

#4EB3E5

secondary

#E4BEAA

accent

#510FD7

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4EB3E5

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

Preview Lab → · Contrast checker → · Palette generator →