#4FC3F3#4FC3F3

#4FC3F3 is a light, vivid cyan. Relative luminance 0.472; OKLCH L 77.1% C 0.124 H 229.0°. Best body text is #000000 at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#4FC3F3
RGB	rgb(79, 195, 243)
HSL	hsl(198, 87%, 63%)
HSV	hsv(198, 67%, 95%)
CMYK	cmyk(67.5%, 19.8%, 0%, 4.7%)
CIE-LAB	lab(74.29, -17.93, -33.28)
CIE-LCH	lch(74.29, 37.80, 241.70°)
OKLab	oklab(77.08% -0.081 -0.0932)
OKLCH	oklch(77.08% 0.124 229)
XYZ	xyz(38.9108, 47.1593, 91.8286)
Luminance	0.4716 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FC3F3 #F37F4F

analogous

#4FF3D1 #4FC3F3 #4F71F3

triadic

#4FC3F3 #F34FC3 #C3F34F

tetradic

#4FC3F3 #D14FF3 #F37F4F #71F34F

square

#4FC3F3 #D14FF3 #F37F4F #71F34F

split-complementary

#4FC3F3 #F34F71 #F3D14F

monochromatic

#0D88BB #16AFEF #4FC3F3 #88D7F7 #C2EAFB

Accessibility & contrast

On white

2.01

#4FC3F3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.43

#4FC3F3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FC3F3

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FC3F3	#FFFFFF	#000000	##000000
##4FC3F3	1.00	2.01	10.43	10.43
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.43	21.00	1.00	1.00
##000000	10.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAC0F5

Deuteranopia (green-blind)

#94AFF2

Tritanopia (blue-blind)

#00D0D3

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #4fc3f3;
/* rgb */ color: rgb(79, 195, 243);
/* oklch */ color: oklch(77.1% 0.124 229.0);

Tailwind

colors: {
  custom: {
    50: '#92d5f7',
    500: '#4fc3f3',
    950: '#000000',
  },
}

SCSS

$custom: #4fc3f3;
$custom-light: #92d5f7;
$custom-dark: #000000;

JSON

{
  "hex": "#4fc3f3",
  "rgb": {
    "r": 79,
    "g": 195,
    "b": 243
  },
  "hsl": {
    "h": 197.561,
    "s": 87.234,
    "l": 63.137
  },
  "oklch": {
    "l": 0.7708,
    "c": 0.12352,
    "h": 229
  },
  "luminance": 0.47164
}

Semantic roles & 50–950 ramp

primary

#4FC3F3

secondary

#ECC3B2

accent

#4402E4

background

#F9FDFF

surface

#F2FAFE

border

#CCD3D6

text

#0E1417

muted

#7E8385

Preview Lab

Preview with #4FC3F3

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

Preview Lab → · Contrast checker → · Palette generator →