#4ECAF3#4ECAF3

#4ECAF3 is a light, vivid cyan. Relative luminance 0.503; OKLCH L 78.7% C 0.122 H 223.7°. Best body text is #000000 at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#4ECAF3
RGB	rgb(78, 202, 243)
HSL	hsl(195, 87%, 63%)
HSV	hsv(195, 68%, 95%)
CMYK	cmyk(67.9%, 16.9%, 0%, 4.7%)
CIE-LAB	lab(76.27, -21.67, -30.24)
CIE-LCH	lch(76.27, 37.20, 234.37°)
OKLab	oklab(78.65% -0.0884 -0.0845)
OKLCH	oklch(78.65% 0.122 223.7)
XYZ	xyz(40.4335, 50.3273, 92.3598)
Luminance	0.5033 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECAF3 #F3774E

analogous

#4EF3C9 #4ECAF3 #4E77F3

triadic

#4ECAF3 #F34ECA #CAF34E

tetradic

#4ECAF3 #C94EF3 #F3774E #77F34E

square

#4ECAF3 #C94EF3 #F3774E #77F34E

split-complementary

#4ECAF3 #F34E77 #F3C94E

monochromatic

#0D8FBA #15B9EF #4ECAF3 #87DBF7 #C1ECFB

Accessibility & contrast

On white

1.90

#4ECAF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.07

#4ECAF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECAF3

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECAF3	#FFFFFF	#000000	##000000
##4ECAF3	1.00	1.90	11.07	11.07
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.07	21.00	1.00	1.00
##000000	11.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3C6F5

Deuteranopia (green-blind)

#9CB5F3

Tritanopia (blue-blind)

#00D7D7

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #4ecaf3;
/* rgb */ color: rgb(78, 202, 243);
/* oklch */ color: oklch(78.7% 0.122 223.7);

Tailwind

colors: {
  custom: {
    50: '#92daf7',
    500: '#4ecaf3',
    950: '#000000',
  },
}

SCSS

$custom: #4ecaf3;
$custom-light: #92daf7;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecaf3",
  "rgb": {
    "r": 78,
    "g": 202,
    "b": 243
  },
  "hsl": {
    "h": 194.909,
    "s": 87.302,
    "l": 62.941
  },
  "oklch": {
    "l": 0.78654,
    "c": 0.12227,
    "h": 223.7
  },
  "luminance": 0.50332
}

Semantic roles & 50–950 ramp

primary

#4ECAF3

secondary

#B94F2D

accent

#3A02E4

background

#FCFEFF

surface

#F5FBFE

border

#CFD4D6

text

#0E1417

muted

#7F8385

Preview Lab

Preview with #4ECAF3

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

Preview Lab → · Contrast checker → · Palette generator →