#3BB4CD#3BB4CD

#3BB4CD is a light, moderate cyan. Relative luminance 0.380; OKLCH L 71.4% C 0.110 H 214.5°. Best body text is #000000 at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#3BB4CD
RGB	rgb(59, 180, 205)
HSL	hsl(190, 59%, 52%)
HSV	hsv(190, 71%, 80%)
CMYK	cmyk(71.2%, 12.2%, 0%, 19.6%)
CIE-LAB	lab(68.00, -24.94, -22.30)
CIE-LCH	lch(68.00, 33.45, 221.80°)
OKLab	oklab(71.43% -0.0903 -0.0621)
OKLCH	oklch(71.43% 0.11 214.5)
XYZ	xyz(29.1397, 37.9767, 63.5403)
Luminance	0.3798 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB4CD #CD543B

analogous

#3BCD9D #3BB4CD #3B6BCD

triadic

#3BB4CD #CD3BB4 #B4CD3B

tetradic

#3BB4CD #9D3BCD #CD543B #6BCD3B

square

#3BB4CD #9D3BCD #CD543B #6BCD3B

split-complementary

#3BB4CD #CD3B6B #CD9D3B

monochromatic

#1D6271 #298DA2 #3BB4CD #6CC7D9 #9DD9E6

Accessibility & contrast

On white

2.44

#3BB4CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.60

#3BB4CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB4CD

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB4CD	#FFFFFF	#000000	##000000
##3BB4CD	1.00	2.44	8.60	8.60
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.60	21.00	1.00	1.00
##000000	8.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2AECE

Deuteranopia (green-blind)

#8E9FCD

Tritanopia (blue-blind)

#00BDBC

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #3bb4cd;
/* rgb */ color: rgb(59, 180, 205);
/* oklch */ color: oklch(71.4% 0.110 214.5);

Tailwind

colors: {
  custom: {
    50: '#85cadc',
    500: '#3bb4cd',
    950: '#000000',
  },
}

SCSS

$custom: #3bb4cd;
$custom-light: #85cadc;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb4cd",
  "rgb": {
    "r": 59,
    "g": 180,
    "b": 205
  },
  "hsl": {
    "h": 190.274,
    "s": 59.35,
    "l": 51.765
  },
  "oklch": {
    "l": 0.7143,
    "c": 0.1096,
    "h": 214.5
  },
  "luminance": 0.3798
}

Semantic roles & 50–950 ramp

primary

#3BB4CD

secondary

#D29D92

accent

#6045E3

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #3BB4CD

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

Preview Lab → · Contrast checker → · Palette generator →