#4BB3CC#4BB3CC

#4BB3CC is a light, moderate cyan. Relative luminance 0.381; OKLCH L 71.6% C 0.101 H 216.4°. Best body text is #000000 at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#4BB3CC
RGB	rgb(75, 179, 204)
HSL	hsl(192, 56%, 55%)
HSV	hsv(192, 63%, 80%)
CMYK	cmyk(63.2%, 12.3%, 0%, 20%)
CIE-LAB	lab(68.09, -22.34, -21.58)
CIE-LCH	lch(68.09, 31.06, 224.01°)
OKLab	oklab(71.6% -0.0815 -0.06)
OKLCH	oklch(71.6% 0.101 216.4)
XYZ	xyz(29.9164, 38.0925, 62.8910)
Luminance	0.3810 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB3CC #CC644B

analogous

#4BCCA5 #4BB3CC #4B73CC

triadic

#4BB3CC #CC4BB3 #B3CC4B

tetradic

#4BB3CC #A54BCC #CC644B #73CC4B

square

#4BB3CC #A54BCC #CC644B #73CC4B

split-complementary

#4BB3CC #CC4B73 #CCA54B

monochromatic

#23697A #3092AA #4BB3CC #7BC7DA #AADBE7

Accessibility & contrast

On white

2.44

#4BB3CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.62

#4BB3CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB3CC

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB3CC	#FFFFFF	#000000	##000000
##4BB3CC	1.00	2.44	8.62	8.62
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.62	21.00	1.00	1.00
##000000	8.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2AECD

Deuteranopia (green-blind)

#8FA0CC

Tritanopia (blue-blind)

#00BCBB

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #4bb3cc;
/* rgb */ color: rgb(75, 179, 204);
/* oklch */ color: oklch(71.6% 0.101 216.4);

Tailwind

colors: {
  custom: {
    50: '#8bcadb',
    500: '#4bb3cc',
    950: '#000000',
  },
}

SCSS

$custom: #4bb3cc;
$custom-light: #8bcadb;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb3cc",
  "rgb": {
    "r": 75,
    "g": 179,
    "b": 204
  },
  "hsl": {
    "h": 191.628,
    "s": 55.844,
    "l": 54.706
  },
  "oklch": {
    "l": 0.71605,
    "c": 0.10122,
    "h": 216.4
  },
  "luminance": 0.38096
}

Semantic roles & 50–950 ramp

primary

#4BB3CC

secondary

#D5A99E

accent

#6649DF

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #4BB3CC

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

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