#4FB3E3#4FB3E3

#4FB3E3 is a light, moderate cyan. Relative luminance 0.394; OKLCH L 72.7% C 0.116 H 232.3°. Best body text is #000000 at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#4FB3E3
RGB	rgb(79, 179, 227)
HSL	hsl(199, 73%, 60%)
HSV	hsv(199, 65%, 89%)
CMYK	cmyk(65.2%, 21.1%, 0%, 11%)
CIE-LAB	lab(69.07, -14.55, -32.68)
CIE-LCH	lch(69.07, 35.77, 246.00°)
OKLab	oklab(72.71% -0.0707 -0.0916)
OKLCH	oklch(72.71% 0.116 232.3)
XYZ	xyz(33.2042, 39.4450, 78.5219)
Luminance	0.3945 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FB3E3 #E37F4F

analogous

#4FE3C9 #4FB3E3 #4F69E3

triadic

#4FB3E3 #E34FB3 #B3E34F

tetradic

#4FB3E3 #C94FE3 #E37F4F #69E34F

square

#4FB3E3 #C94FE3 #E37F4F #69E34F

split-complementary

#4FB3E3 #E34F69 #E3C94F

monochromatic

#19739E #229AD3 #4FB3E3 #84CAEB #B9E1F4

Accessibility & contrast

On white

2.36

#4FB3E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.89

#4FB3E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB3E3

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FB3E3	#FFFFFF	#000000	##000000
##4FB3E3	1.00	2.36	8.89	8.89
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.89	21.00	1.00	1.00
##000000	8.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9BB1E5

Deuteranopia (green-blind)

#87A2E2

Tritanopia (blue-blind)

#00C0C3

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #4fb3e3;
/* rgb */ color: rgb(79, 179, 227);
/* oklch */ color: oklch(72.7% 0.116 232.3);

Tailwind

colors: {
  custom: {
    50: '#8fc9ec',
    500: '#4fb3e3',
    950: '#000000',
  },
}

SCSS

$custom: #4fb3e3;
$custom-light: #8fc9ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4fb3e3",
  "rgb": {
    "r": 79,
    "g": 179,
    "b": 227
  },
  "hsl": {
    "h": 199.459,
    "s": 72.549,
    "l": 60
  },
  "oklch": {
    "l": 0.72711,
    "c": 0.11567,
    "h": 232.3
  },
  "luminance": 0.39449
}

Semantic roles & 50–950 ramp

primary

#4FB3E3

secondary

#E3BDAA

accent

#7439EF

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4FB3E3

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

Preview Lab → · Contrast checker → · Palette generator →