#4FC9EA#4FC9EA

#4FC9EA is a light, moderate cyan. Relative luminance 0.494; OKLCH L 78.1% C 0.116 H 219.1°. Best body text is #000000 at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#4FC9EA
RGB	rgb(79, 201, 234)
HSL	hsl(193, 79%, 61%)
HSV	hsv(193, 66%, 92%)
CMYK	cmyk(66.2%, 14.1%, 0%, 8.2%)
CIE-LAB	lab(75.68, -23.77, -26.30)
CIE-LCH	lch(75.68, 35.45, 227.89°)
OKLab	oklab(78.08% -0.0902 -0.0733)
OKLCH	oklch(78.08% 0.116 219.1)
XYZ	xyz(38.9563, 49.3718, 85.3026)
Luminance	0.4938 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FC9EA #EA704F

analogous

#4FEABE #4FC9EA #4F7CEA

triadic

#4FC9EA #EA4FC9 #C9EA4F

tetradic

#4FC9EA #BE4FEA #EA704F #7CEA4F

square

#4FC9EA #BE4FEA #EA704F #7CEA4F

split-complementary

#4FC9EA #EA4F7C #EABE4F

monochromatic

#148AAA #1BB7E1 #4FC9EA #86DAF1 #BCEBF7

Accessibility & contrast

On white

1.93

#4FC9EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.88

#4FC9EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FC9EA

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FC9EA	#FFFFFF	#000000	##000000
##4FC9EA	1.00	1.93	10.88	10.88
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.88	21.00	1.00	1.00
##000000	10.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4C4EC

Deuteranopia (green-blind)

#9EB4EA

Tritanopia (blue-blind)

#00D4D3

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #4fc9ea;
/* rgb */ color: rgb(79, 201, 234);
/* oklch */ color: oklch(78.1% 0.116 219.1);

Tailwind

colors: {
  custom: {
    50: '#91d9f0',
    500: '#4fc9ea',
    950: '#000000',
  },
}

SCSS

$custom: #4fc9ea;
$custom-light: #91d9f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4fc9ea",
  "rgb": {
    "r": 79,
    "g": 201,
    "b": 234
  },
  "hsl": {
    "h": 192.774,
    "s": 78.68,
    "l": 61.373
  },
  "oklch": {
    "l": 0.78083,
    "c": 0.11624,
    "h": 219.1
  },
  "luminance": 0.49376
}

Semantic roles & 50–950 ramp

primary

#4FC9EA

secondary

#E7BAAD

accent

#370BDB

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #4FC9EA

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

Preview Lab → · Contrast checker → · Palette generator →