#3BB9CC#3BB9CC

#3BB9CC is a light, moderate teal. Relative luminance 0.400; OKLCH L 72.6% C 0.110 H 209.6°. Best body text is #000000 at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#3BB9CC
RGB	rgb(59, 185, 204)
HSL	hsl(188, 59%, 52%)
HSV	hsv(188, 71%, 80%)
CMYK	cmyk(71.1%, 9.3%, 0%, 20%)
CIE-LAB	lab(69.46, -27.74, -19.53)
CIE-LCH	lch(69.46, 33.93, 215.15°)
OKLab	oklab(72.59% -0.0956 -0.0543)
OKLCH	oklch(72.59% 0.11 209.6)
XYZ	xyz(30.0470, 39.9839, 63.2491)
Luminance	0.3999 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB9CC #CC4E3B

analogous

#3BCC97 #3BB9CC #3B71CC

triadic

#3BB9CC #CC3BB9 #B9CC3B

tetradic

#3BB9CC #973BCC #CC4E3B #71CC3B

square

#3BB9CC #973BCC #CC4E3B #71CC3B

split-complementary

#3BB9CC #CC3B71 #CC973B

monochromatic

#1D6570 #2A91A0 #3BB9CC #6CCAD9 #9CDCE5

Accessibility & contrast

On white

2.33

#3BB9CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.00

#3BB9CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB9CC

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB9CC	#FFFFFF	#000000	##000000
##3BB9CC	1.00	2.33	9.00	9.00
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.00	21.00	1.00	1.00
##000000	9.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8B2CD

Deuteranopia (green-blind)

#94A3CC

Tritanopia (blue-blind)

#00C2BF

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #3bb9cc;
/* rgb */ color: rgb(59, 185, 204);
/* oklch */ color: oklch(72.6% 0.110 209.6);

Tailwind

colors: {
  custom: {
    50: '#85cedb',
    500: '#3bb9cc',
    950: '#000000',
  },
}

SCSS

$custom: #3bb9cc;
$custom-light: #85cedb;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb9cc",
  "rgb": {
    "r": 59,
    "g": 185,
    "b": 204
  },
  "hsl": {
    "h": 187.862,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.72591,
    "c": 0.10999,
    "h": 209.6
  },
  "luminance": 0.39987
}

Semantic roles & 50–950 ramp

primary

#3BB9CC

secondary

#D19A92

accent

#5A46E2

background

#F8FCFD

surface

#F0F9FB

border

#CBD2D4

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #3BB9CC

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

Preview Lab → · Contrast checker → · Palette generator →