#3BB5CE#3BB5CE

#3BB5CE is a light, moderate cyan. Relative luminance 0.384; OKLCH L 71.7% C 0.110 H 214.4°. Best body text is #000000 at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#3BB5CE
RGB	rgb(59, 181, 206)
HSL	hsl(190, 60%, 52%)
HSV	hsv(190, 71%, 81%)
CMYK	cmyk(71.4%, 12.1%, 0%, 19.2%)
CIE-LAB	lab(68.34, -25.13, -22.34)
CIE-LCH	lch(68.34, 33.62, 221.64°)
OKLab	oklab(71.71% -0.0909 -0.0622)
OKLCH	oklch(71.71% 0.11 214.4)
XYZ	xyz(29.4634, 38.4304, 64.2455)
Luminance	0.3843 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB5CE #CE543B

analogous

#3BCE9E #3BB5CE #3B6CCE

triadic

#3BB5CE #CE3BB5 #B5CE3B

tetradic

#3BB5CE #9E3BCE #CE543B #6CCE3B

square

#3BB5CE #9E3BCE #CE543B #6CCE3B

split-complementary

#3BB5CE #CE3B6C #CE9E3B

monochromatic

#1D6472 #298EA3 #3BB5CE #6CC7DA #9DDAE6

Accessibility & contrast

On white

2.42

#3BB5CE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.69

#3BB5CE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB5CE

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB5CE	#FFFFFF	#000000	##000000
##3BB5CE	1.00	2.42	8.69	8.69
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.69	21.00	1.00	1.00
##000000	8.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3AFCF

Deuteranopia (green-blind)

#8FA0CE

Tritanopia (blue-blind)

#00BEBD

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #3bb5ce;
/* rgb */ color: rgb(59, 181, 206);
/* oklch */ color: oklch(71.7% 0.110 214.4);

Tailwind

colors: {
  custom: {
    50: '#85cbdd',
    500: '#3bb5ce',
    950: '#000000',
  },
}

SCSS

$custom: #3bb5ce;
$custom-light: #85cbdd;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb5ce",
  "rgb": {
    "r": 59,
    "g": 181,
    "b": 206
  },
  "hsl": {
    "h": 190.204,
    "s": 60,
    "l": 51.961
  },
  "oklch": {
    "l": 0.7171,
    "c": 0.11015,
    "h": 214.4
  },
  "luminance": 0.38434
}

Semantic roles & 50–950 ramp

primary

#3BB5CE

secondary

#D39D92

accent

#6045E3

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #3BB5CE

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

Preview Lab → · Contrast checker → · Palette generator →