#4DC5F0#4DC5F0

#4DC5F0 is a light, vivid cyan. Relative luminance 0.478; OKLCH L 77.4% C 0.122 H 225.6°. Best body text is #000000 at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#4DC5F0
RGB	rgb(77, 197, 240)
HSL	hsl(196, 84%, 62%)
HSV	hsv(196, 68%, 94%)
CMYK	cmyk(67.9%, 17.9%, 0%, 5.9%)
CIE-LAB	lab(74.70, -20.19, -31.05)
CIE-LCH	lch(74.70, 37.03, 236.97°)
OKLab	oklab(77.35% -0.0851 -0.0868)
OKLCH	oklch(77.35% 0.122 225.6)
XYZ	xyz(38.7486, 47.7972, 89.6048)
Luminance	0.4780 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4DC5F0 #F0784D

analogous

#4DF0C9 #4DC5F0 #4D74F0

triadic

#4DC5F0 #F04DC5 #C5F04D

tetradic

#4DC5F0 #C94DF0 #F0784D #74F04D

square

#4DC5F0 #C94DF0 #F0784D #74F04D

split-complementary

#4DC5F0 #F04D74 #F0C94D

monochromatic

#0F88B3 #15B3EB #4DC5F0 #85D7F5 #BEEAFA

Accessibility & contrast

On white

1.99

#4DC5F0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.56

#4DC5F0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4DC5F0

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4DC5F0	#FFFFFF	#000000	##000000
##4DC5F0	1.00	1.99	10.56	10.56
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.56	21.00	1.00	1.00
##000000	10.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADC1F2

Deuteranopia (green-blind)

#97B1F0

Tritanopia (blue-blind)

#00D2D3

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #4dc5f0;
/* rgb */ color: rgb(77, 197, 240);
/* oklch */ color: oklch(77.4% 0.122 225.6);

Tailwind

colors: {
  custom: {
    50: '#91d6f5',
    500: '#4dc5f0',
    950: '#000000',
  },
}

SCSS

$custom: #4dc5f0;
$custom-light: #91d6f5;
$custom-dark: #000000;

JSON

{
  "hex": "#4dc5f0",
  "rgb": {
    "r": 77,
    "g": 197,
    "b": 240
  },
  "hsl": {
    "h": 195.828,
    "s": 84.456,
    "l": 62.157
  },
  "oklch": {
    "l": 0.77351,
    "c": 0.12157,
    "h": 225.6
  },
  "luminance": 0.47802
}

Semantic roles & 50–950 ramp

primary

#4DC5F0

secondary

#EABEAE

accent

#3F05E1

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1417

muted

#7E8385

Preview Lab

Preview with #4DC5F0

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

Preview Lab → · Contrast checker → · Palette generator →