#4FC9E6#4FC9E6

#4FC9E6 is a light, moderate cyan. Relative luminance 0.491; OKLCH L 77.9% C 0.114 H 216.5°. Best body text is #000000 at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#4FC9E6
RGB	rgb(79, 201, 230)
HSL	hsl(192, 75%, 61%)
HSV	hsv(192, 66%, 90%)
CMYK	cmyk(65.7%, 12.6%, 0%, 9.8%)
CIE-LAB	lab(75.54, -24.98, -24.36)
CIE-LCH	lch(75.54, 34.89, 224.28°)
OKLab	oklab(77.92% -0.0917 -0.0678)
OKLCH	oklch(77.92% 0.114 216.5)
XYZ	xyz(38.3881, 49.1445, 82.3103)
Luminance	0.4915 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FC9E6 #E66C4F

analogous

#4FE6B7 #4FC9E6 #4F7DE6

triadic

#4FC9E6 #E64FC9 #C9E64F

tetradic

#4FC9E6 #B74FE6 #E66C4F #7DE64F

square

#4FC9E6 #B74FE6 #E66C4F #7DE64F

split-complementary

#4FC9E6 #E64F7D #E6B74F

monochromatic

#1788A3 #1FB5D9 #4FC9E6 #85D9EE #BAEAF5

Accessibility & contrast

On white

1.94

#4FC9E6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.83

#4FC9E6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FC9E6

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FC9E6	#FFFFFF	#000000	##000000
##4FC9E6	1.00	1.94	10.83	10.83
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.83	21.00	1.00	1.00
##000000	10.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5C3E8

Deuteranopia (green-blind)

#A0B3E6

Tritanopia (blue-blind)

#00D3D2

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #4fc9e6;
/* rgb */ color: rgb(79, 201, 230);
/* oklch */ color: oklch(77.9% 0.114 216.5);

Tailwind

colors: {
  custom: {
    50: '#91d9ee',
    500: '#4fc9e6',
    950: '#000000',
  },
}

SCSS

$custom: #4fc9e6;
$custom-light: #91d9ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4fc9e6",
  "rgb": {
    "r": 79,
    "g": 201,
    "b": 230
  },
  "hsl": {
    "h": 191.523,
    "s": 75.124,
    "l": 60.588
  },
  "oklch": {
    "l": 0.77923,
    "c": 0.11408,
    "h": 216.5
  },
  "luminance": 0.49149
}

Semantic roles & 50–950 ramp

primary

#4FC9E6

secondary

#E5B7AC

accent

#350ED7

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #4FC9E6

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

Preview Lab → · Contrast checker → · Palette generator →