#3BB3CD#3BB3CD

#3BB3CD is a light, moderate cyan. Relative luminance 0.376; OKLCH L 71.2% C 0.110 H 215.4°. Best body text is #000000 at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#3BB3CD
RGB	rgb(59, 179, 205)
HSL	hsl(191, 59%, 52%)
HSV	hsv(191, 71%, 80%)
CMYK	cmyk(71.2%, 12.7%, 0%, 19.6%)
CIE-LAB	lab(67.71, -24.43, -22.75)
CIE-LCH	lch(67.71, 33.39, 222.96°)
OKLab	oklab(71.19% -0.0893 -0.0634)
OKLCH	oklch(71.19% 0.11 215.4)
XYZ	xyz(28.9385, 37.5744, 63.4732)
Luminance	0.3758 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB3CD #CD553B

analogous

#3BCD9E #3BB3CD #3B6ACD

triadic

#3BB3CD #CD3BB3 #B3CD3B

tetradic

#3BB3CD #9E3BCD #CD553B #6ACD3B

square

#3BB3CD #9E3BCD #CD553B #6ACD3B

split-complementary

#3BB3CD #CD3B6A #CD9E3B

monochromatic

#1D6271 #298CA2 #3BB3CD #6CC6D9 #9DD9E6

Accessibility & contrast

On white

2.47

#3BB3CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.52

#3BB3CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB3CD

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB3CD	#FFFFFF	#000000	##000000
##3BB3CD	1.00	2.47	8.52	8.52
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.52	21.00	1.00	1.00
##000000	8.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1ADCE

Deuteranopia (green-blind)

#8D9FCD

Tritanopia (blue-blind)

#00BDBB

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #3bb3cd;
/* rgb */ color: rgb(59, 179, 205);
/* oklch */ color: oklch(71.2% 0.110 215.4);

Tailwind

colors: {
  custom: {
    50: '#85cadc',
    500: '#3bb3cd',
    950: '#000000',
  },
}

SCSS

$custom: #3bb3cd;
$custom-light: #85cadc;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb3cd",
  "rgb": {
    "r": 59,
    "g": 179,
    "b": 205
  },
  "hsl": {
    "h": 190.685,
    "s": 59.35,
    "l": 51.765
  },
  "oklch": {
    "l": 0.71191,
    "c": 0.10952,
    "h": 215.4
  },
  "luminance": 0.37578
}

Semantic roles & 50–950 ramp

primary

#3BB3CD

secondary

#D29D92

accent

#6145E3

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #3BB3CD

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

Preview Lab → · Contrast checker → · Palette generator →