#4DCAF0#4DCAF0

#4DCAF0 is a light, vivid cyan. Relative luminance 0.501; OKLCH L 78.5% C 0.121 H 221.8°. Best body text is #000000 at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#4DCAF0
RGB	rgb(77, 202, 240)
HSL	hsl(194, 84%, 62%)
HSV	hsv(194, 68%, 94%)
CMYK	cmyk(67.9%, 15.8%, 0%, 5.9%)
CIE-LAB	lab(76.13, -22.74, -28.84)
CIE-LCH	lch(76.13, 36.72, 231.74°)
OKLab	oklab(78.5% -0.09 -0.0805)
OKLCH	oklch(78.5% 0.121 221.8)
XYZ	xyz(39.9028, 50.1057, 89.9896)
Luminance	0.5011 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4DCAF0 #F0734D

analogous

#4DF0C5 #4DCAF0 #4D78F0

triadic

#4DCAF0 #F04DCA #CAF04D

tetradic

#4DCAF0 #C54DF0 #F0734D #78F04D

square

#4DCAF0 #C54DF0 #F0734D #78F04D

split-complementary

#4DCAF0 #F04D78 #F0C54D

monochromatic

#0F8DB3 #15B9EB #4DCAF0 #85DBF5 #BEECFA

Accessibility & contrast

On white

1.91

#4DCAF0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.02

#4DCAF0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4DCAF0

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4DCAF0	#FFFFFF	#000000	##000000
##4DCAF0	1.00	1.91	11.02	11.02
#FFFFFF	1.91	1.00	21.00	21.00
#000000	11.02	21.00	1.00	1.00
##000000	11.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4C5F2

Deuteranopia (green-blind)

#9DB5F0

Tritanopia (blue-blind)

#00D6D6

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #4dcaf0;
/* rgb */ color: rgb(77, 202, 240);
/* oklch */ color: oklch(78.5% 0.121 221.8);

Tailwind

colors: {
  custom: {
    50: '#91daf5',
    500: '#4dcaf0',
    950: '#000000',
  },
}

SCSS

$custom: #4dcaf0;
$custom-light: #91daf5;
$custom-dark: #000000;

JSON

{
  "hex": "#4dcaf0",
  "rgb": {
    "r": 77,
    "g": 202,
    "b": 240
  },
  "hsl": {
    "h": 193.988,
    "s": 84.456,
    "l": 62.157
  },
  "oklch": {
    "l": 0.78502,
    "c": 0.12075,
    "h": 221.8
  },
  "luminance": 0.5011
}

Semantic roles & 50–950 ramp

primary

#4DCAF0

secondary

#B34D2E

accent

#3805E1

background

#FCFEFF

surface

#F5FBFE

border

#CFD4D6

text

#0E1417

muted

#7F8385

Preview Lab

Preview with #4DCAF0

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

Preview Lab → · Contrast checker → · Palette generator →