#3BB1CF#3BB1CF

#3BB1CF is a light, moderate cyan. Relative luminance 0.369; OKLCH L 70.8% C 0.111 H 218.5°. Best body text is #000000 at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#3BB1CF
RGB	rgb(59, 177, 207)
HSL	hsl(192, 61%, 52%)
HSV	hsv(192, 71%, 81%)
CMYK	cmyk(71.5%, 14.5%, 0%, 18.8%)
CIE-LAB	lab(67.18, -22.78, -24.65)
CIE-LCH	lch(67.18, 33.57, 227.26°)
OKLab	oklab(70.8% -0.0865 -0.0688)
OKLCH	oklch(70.8% 0.111 218.5)
XYZ	xyz(28.7836, 36.8757, 64.6201)
Luminance	0.3688 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB1CF #CF593B

analogous

#3BCFA3 #3BB1CF #3B67CF

triadic

#3BB1CF #CF3BB1 #B1CF3B

tetradic

#3BB1CF #A33BCF #CF593B #67CF3B

square

#3BB1CF #A33BCF #CF593B #67CF3B

split-complementary

#3BB1CF #CF3B67 #CFA33B

monochromatic

#1C6273 #288BA5 #3BB1CF #6CC5DB #9DD8E7

Accessibility & contrast

On white

2.51

#3BB1CF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.38

#3BB1CF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB1CF

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB1CF	#FFFFFF	#000000	##000000
##3BB1CF	1.00	2.51	8.38	8.38
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.38	21.00	1.00	1.00
##000000	8.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EACD1

Deuteranopia (green-blind)

#8A9DCF

Tritanopia (blue-blind)

#00BBBA

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #3bb1cf;
/* rgb */ color: rgb(59, 177, 207);
/* oklch */ color: oklch(70.8% 0.111 218.5);

Tailwind

colors: {
  custom: {
    50: '#85c8dd',
    500: '#3bb1cf',
    950: '#000000',
  },
}

SCSS

$custom: #3bb1cf;
$custom-light: #85c8dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb1cf",
  "rgb": {
    "r": 59,
    "g": 177,
    "b": 207
  },
  "hsl": {
    "h": 192.162,
    "s": 60.656,
    "l": 52.157
  },
  "oklch": {
    "l": 0.70795,
    "c": 0.11056,
    "h": 218.5
  },
  "luminance": 0.36879
}

Semantic roles & 50–950 ramp

primary

#3BB1CF

secondary

#D3A093

accent

#6444E4

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #3BB1CF

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

Preview Lab → · Contrast checker → · Palette generator →