#4BB3CF#4BB3CF

#4BB3CF is a light, moderate cyan. Relative luminance 0.382; OKLCH L 71.7% C 0.103 H 218.6°. Best body text is #000000 at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#4BB3CF
RGB	rgb(75, 179, 207)
HSL	hsl(193, 58%, 55%)
HSV	hsv(193, 64%, 81%)
CMYK	cmyk(63.8%, 13.5%, 0%, 18.8%)
CIE-LAB	lab(68.20, -21.42, -23.07)
CIE-LCH	lch(68.20, 31.48, 227.12°)
OKLab	oklab(71.73% -0.0803 -0.0642)
OKLCH	oklch(71.73% 0.103 218.6)
XYZ	xyz(30.2797, 38.2378, 64.8043)
Luminance	0.3824 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB3CF #CF674B

analogous

#4BCFA9 #4BB3CF #4B71CF

triadic

#4BB3CF #CF4BB3 #B3CF4B

tetradic

#4BB3CF #A94BCF #CF674B #71CF4B

square

#4BB3CF #A94BCF #CF674B #71CF4B

split-complementary

#4BB3CF #CF4B71 #CFA94B

monochromatic

#226A7E #2E93AE #4BB3CF #7BC7DC #ACDCE9

Accessibility & contrast

On white

2.43

#4BB3CF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.65

#4BB3CF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB3CF

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB3CF	#FFFFFF	#000000	##000000
##4BB3CF	1.00	2.43	8.65	8.65
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.65	21.00	1.00	1.00
##000000	8.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1AED1

Deuteranopia (green-blind)

#8EA0CF

Tritanopia (blue-blind)

#00BDBC

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #4bb3cf;
/* rgb */ color: rgb(75, 179, 207);
/* oklch */ color: oklch(71.7% 0.103 218.6);

Tailwind

colors: {
  custom: {
    50: '#8bcadd',
    500: '#4bb3cf',
    950: '#000000',
  },
}

SCSS

$custom: #4bb3cf;
$custom-light: #8bcadd;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb3cf",
  "rgb": {
    "r": 75,
    "g": 179,
    "b": 207
  },
  "hsl": {
    "h": 192.727,
    "s": 57.895,
    "l": 55.294
  },
  "oklch": {
    "l": 0.71726,
    "c": 0.10285,
    "h": 218.6
  },
  "luminance": 0.38241
}

Semantic roles & 50–950 ramp

primary

#4BB3CF

secondary

#D6AB9F

accent

#6747E1

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #4BB3CF

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

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