#3BB3CB#3BB3CB

#3BB3CB is a light, moderate cyan. Relative luminance 0.375; OKLCH L 71.1% C 0.109 H 213.9°. Best body text is #000000 at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#3BB3CB
RGB	rgb(59, 179, 203)
HSL	hsl(190, 58%, 51%)
HSV	hsv(190, 71%, 80%)
CMYK	cmyk(70.9%, 11.8%, 0%, 20.4%)
CIE-LAB	lab(67.63, -25.06, -21.76)
CIE-LCH	lch(67.63, 33.19, 220.97°)
OKLab	oklab(71.11% -0.0901 -0.0606)
OKLCH	oklch(71.11% 0.109 213.9)
XYZ	xyz(28.6987, 37.4785, 62.2099)
Luminance	0.3748 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB3CB #CB533B

analogous

#3BCB9B #3BB3CB #3B6BCB

triadic

#3BB3CB #CB3BB3 #B3CB3B

tetradic

#3BB3CB #9B3BCB #CB533B #6BCB3B

square

#3BB3CB #9B3BCB #CB533B #6BCB3B

split-complementary

#3BB3CB #CB3B6B #CB9B3B

monochromatic

#1D616E #2A8B9F #3BB3CB #6BC6D8 #9CD9E5

Accessibility & contrast

On white

2.47

#3BB3CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.50

#3BB3CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB3CB

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB3CB	#FFFFFF	#000000	##000000
##3BB3CB	1.00	2.47	8.50	8.50
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.50	21.00	1.00	1.00
##000000	8.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1ADCC

Deuteranopia (green-blind)

#8D9ECB

Tritanopia (blue-blind)

#00BCBA

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #3bb3cb;
/* rgb */ color: rgb(59, 179, 203);
/* oklch */ color: oklch(71.1% 0.109 213.9);

Tailwind

colors: {
  custom: {
    50: '#84cada',
    500: '#3bb3cb',
    950: '#000000',
  },
}

SCSS

$custom: #3bb3cb;
$custom-light: #84cada;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb3cb",
  "rgb": {
    "r": 59,
    "g": 179,
    "b": 203
  },
  "hsl": {
    "h": 190,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.7111,
    "c": 0.10859,
    "h": 213.9
  },
  "luminance": 0.37482
}

Semantic roles & 50–950 ramp

primary

#3BB3CB

secondary

#D19C91

accent

#6047E1

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #3BB3CB

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

Preview Lab → · Contrast checker → · Palette generator →