#3BB1DA#3BB1DA

#3BB1DA is a light, moderate cyan. Relative luminance 0.374; OKLCH L 71.3% C 0.118 H 225.6°. Best body text is #000000 at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#3BB1DA
RGB	rgb(59, 177, 218)
HSL	hsl(195, 68%, 54%)
HSV	hsv(195, 73%, 85%)
CMYK	cmyk(72.9%, 18.8%, 0%, 14.5%)
CIE-LAB	lab(67.60, -19.25, -30.06)
CIE-LCH	lch(67.60, 35.70, 237.37°)
OKLab	oklab(71.27% -0.0824 -0.0842)
OKLCH	oklch(71.27% 0.118 225.6)
XYZ	xyz(30.1755, 37.4325, 71.9509)
Luminance	0.3744 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB1DA #DA643B

analogous

#3BDAB4 #3BB1DA #3B62DA

triadic

#3BB1DA #DA3BB1 #B1DA3B

tetradic

#3BB1DA #B43BDA #DA643B #62DA3B

square

#3BB1DA #B43BDA #DA643B #62DA3B

split-complementary

#3BB1DA #DA3B62 #DAB43B

monochromatic

#196782 #2290B6 #3BB1DA #6EC5E4 #A2DAED

Accessibility & contrast

On white

2.47

#3BB1DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.49

#3BB1DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB1DA

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB1DA	#FFFFFF	#000000	##000000
##3BB1DA	1.00	2.47	8.49	8.49
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.49	21.00	1.00	1.00
##000000	8.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9BADDC

Deuteranopia (green-blind)

#859EDA

Tritanopia (blue-blind)

#00BDBE

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #3bb1da;
/* rgb */ color: rgb(59, 177, 218);
/* oklch */ color: oklch(71.3% 0.118 225.6);

Tailwind

colors: {
  custom: {
    50: '#86c8e5',
    500: '#3bb1da',
    950: '#000000',
  },
}

SCSS

$custom: #3bb1da;
$custom-light: #86c8e5;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb1da",
  "rgb": {
    "r": 59,
    "g": 177,
    "b": 218
  },
  "hsl": {
    "h": 195.472,
    "s": 68.24,
    "l": 54.314
  },
  "oklch": {
    "l": 0.71267,
    "c": 0.11784,
    "h": 225.6
  },
  "luminance": 0.37436
}

Semantic roles & 50–950 ramp

primary

#3BB1DA

secondary

#DAA897

accent

#6A3DEB

background

#F9FCFE

surface

#F1F8FC

border

#CBD1D5

text

#0D1315

muted

#7E8284

Preview Lab

Preview with #3BB1DA

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

Preview Lab → · Contrast checker → · Palette generator →