#3BB3D9#3BB3D9

#3BB3D9 is a light, moderate cyan. Relative luminance 0.382; OKLCH L 71.7% C 0.117 H 223.5°. Best body text is #000000 at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#3BB3D9
RGB	rgb(59, 179, 217)
HSL	hsl(194, 68%, 54%)
HSV	hsv(194, 73%, 85%)
CMYK	cmyk(72.8%, 17.5%, 0%, 14.9%)
CIE-LAB	lab(68.15, -20.62, -28.67)
CIE-LCH	lch(68.15, 35.31, 234.28°)
OKLab	oklab(71.69% -0.0847 -0.0802)
OKLCH	oklch(71.69% 0.117 223.5)
XYZ	xyz(30.4430, 38.1762, 71.3965)
Luminance	0.3818 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB3D9 #D9613B

analogous

#3BD9B0 #3BB3D9 #3B64D9

triadic

#3BB3D9 #D93BB3 #B3D93B

tetradic

#3BB3D9 #B03BD9 #D9613B #64D93B

square

#3BB3D9 #B03BD9 #D9613B #64D93B

split-complementary

#3BB3D9 #D93B64 #D9B03B

monochromatic

#196881 #2391B4 #3BB3D9 #6EC7E3 #A2DBED

Accessibility & contrast

On white

2.43

#3BB3D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.64

#3BB3D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB3D9

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB3D9	#FFFFFF	#000000	##000000
##3BB3D9	1.00	2.43	8.64	8.64
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.64	21.00	1.00	1.00
##000000	8.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DAFDB

Deuteranopia (green-blind)

#889FD9

Tritanopia (blue-blind)

#00BFBF

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #3bb3d9;
/* rgb */ color: rgb(59, 179, 217);
/* oklch */ color: oklch(71.7% 0.117 223.5);

Tailwind

colors: {
  custom: {
    50: '#86cae4',
    500: '#3bb3d9',
    950: '#000000',
  },
}

SCSS

$custom: #3bb3d9;
$custom-light: #86cae4;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb3d9",
  "rgb": {
    "r": 59,
    "g": 179,
    "b": 217
  },
  "hsl": {
    "h": 194.43,
    "s": 67.521,
    "l": 54.118
  },
  "oklch": {
    "l": 0.71695,
    "c": 0.11667,
    "h": 223.5
  },
  "luminance": 0.3818
}

Semantic roles & 50–950 ramp

primary

#3BB3D9

secondary

#DAA696

accent

#673DEA

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #3BB3D9

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

Preview Lab → · Contrast checker → · Palette generator →