#4FB3DF#4FB3DF

#4FB3DF is a light, moderate cyan. Relative luminance 0.392; OKLCH L 72.5% C 0.112 H 230.0°. Best body text is #000000 at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#4FB3DF
RGB	rgb(79, 179, 223)
HSL	hsl(198, 69%, 59%)
HSV	hsv(198, 65%, 87%)
CMYK	cmyk(64.6%, 19.7%, 0%, 12.5%)
CIE-LAB	lab(68.92, -15.81, -30.73)
CIE-LCH	lch(68.92, 34.56, 242.78°)
OKLab	oklab(72.53% -0.0721 -0.086)
OKLCH	oklch(72.53% 0.112 230)
XYZ	xyz(32.6586, 39.2267, 75.6481)
Luminance	0.3923 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FB3DF #DF7B4F

analogous

#4FDFC3 #4FB3DF #4F6BDF

triadic

#4FB3DF #DF4FB3 #B3DF4F

tetradic

#4FB3DF #C34FDF #DF7B4F #6BDF4F

square

#4FB3DF #C34FDF #DF7B4F #6BDF4F

split-complementary

#4FB3DF #DF4F6B #DFC34F

monochromatic

#1C7298 #2599CC #4FB3DF #83C9E8 #B7E0F2

Accessibility & contrast

On white

2.37

#4FB3DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.85

#4FB3DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB3DF

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FB3DF	#FFFFFF	#000000	##000000
##4FB3DF	1.00	2.37	8.85	8.85
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.85	21.00	1.00	1.00
##000000	8.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DB0E1

Deuteranopia (green-blind)

#89A2DE

Tritanopia (blue-blind)

#00BFC1

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #4fb3df;
/* rgb */ color: rgb(79, 179, 223);
/* oklch */ color: oklch(72.5% 0.112 230.0);

Tailwind

colors: {
  custom: {
    50: '#8fc9e9',
    500: '#4fb3df',
    950: '#000000',
  },
}

SCSS

$custom: #4fb3df;
$custom-light: #8fc9e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4fb3df",
  "rgb": {
    "r": 79,
    "g": 179,
    "b": 223
  },
  "hsl": {
    "h": 198.333,
    "s": 69.231,
    "l": 59.216
  },
  "oklch": {
    "l": 0.72534,
    "c": 0.11221,
    "h": 230
  },
  "luminance": 0.3923
}

Semantic roles & 50–950 ramp

primary

#4FB3DF

secondary

#E1BAA9

accent

#723CEC

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4FB3DF

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

Preview Lab → · Contrast checker → · Palette generator →