#3FB5D3#3FB5D3

#3FB5D3 is a light, moderate cyan. Relative luminance 0.388; OKLCH L 72.0% C 0.111 H 218.3°. Best body text is #000000 at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#3FB5D3
RGB	rgb(63, 181, 211)
HSL	hsl(192, 63%, 54%)
HSV	hsv(192, 70%, 83%)
CMYK	cmyk(70.1%, 14.2%, 0%, 17.3%)
CIE-LAB	lab(68.61, -23.03, -24.66)
CIE-LCH	lch(68.61, 33.74, 226.96°)
OKLab	oklab(72.02% -0.0871 -0.0688)
OKLCH	oklch(72.02% 0.111 218.3)
XYZ	xyz(30.3267, 38.8042, 67.5070)
Luminance	0.3881 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB5D3 #D35D3F

analogous

#3FD3A7 #3FB5D3 #3F6BD3

triadic

#3FB5D3 #D33FB5 #B5D33F

tetradic

#3FB5D3 #A73FD3 #D35D3F #6BD33F

square

#3FB5D3 #A73FD3 #D35D3F #6BD33F

split-complementary

#3FB5D3 #D33F6B #D3A73F

monochromatic

#1C687B #2892AD #3FB5D3 #71C8DE #A3DBEA

Accessibility & contrast

On white

2.40

#3FB5D3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.76

#3FB5D3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB5D3

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB5D3	#FFFFFF	#000000	##000000
##3FB5D3	1.00	2.40	8.76	8.76
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.76	21.00	1.00	1.00
##000000	8.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2B0D5

Deuteranopia (green-blind)

#8DA1D3

Tritanopia (blue-blind)

#00BFBE

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #3fb5d3;
/* rgb */ color: rgb(63, 181, 211);
/* oklch */ color: oklch(72.0% 0.111 218.3);

Tailwind

colors: {
  custom: {
    50: '#87cbe0',
    500: '#3fb5d3',
    950: '#000000',
  },
}

SCSS

$custom: #3fb5d3;
$custom-light: #87cbe0;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb5d3",
  "rgb": {
    "r": 63,
    "g": 181,
    "b": 211
  },
  "hsl": {
    "h": 192.162,
    "s": 62.712,
    "l": 53.725
  },
  "oklch": {
    "l": 0.72015,
    "c": 0.11099,
    "h": 218.3
  },
  "luminance": 0.38808
}

Semantic roles & 50–950 ramp

primary

#3FB5D3

secondary

#D7A497

accent

#6342E6

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #3FB5D3

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

Preview Lab → · Contrast checker → · Palette generator →