#3FB3D8#3FB3D8

#3FB3D8 is a light, moderate cyan. Relative luminance 0.383; OKLCH L 71.8% C 0.114 H 223.3°. Best body text is #000000 at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#3FB3D8
RGB	rgb(63, 179, 216)
HSL	hsl(195, 66%, 55%)
HSV	hsv(195, 71%, 85%)
CMYK	cmyk(70.8%, 17.1%, 0%, 15.3%)
CIE-LAB	lab(68.21, -20.42, -28.03)
CIE-LCH	lch(68.21, 34.68, 233.93°)
OKLab	oklab(71.75% -0.0832 -0.0784)
OKLCH	oklch(71.75% 0.114 223.3)
XYZ	xyz(30.5596, 38.2513, 70.7251)
Luminance	0.3826 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB3D8 #D8643F

analogous

#3FD8B1 #3FB3D8 #3F66D8

triadic

#3FB3D8 #D83FB3 #B3D83F

tetradic

#3FB3D8 #B13FD8 #D8643F #66D83F

square

#3FB3D8 #B13FD8 #D8643F #66D83F

split-complementary

#3FB3D8 #D83F66 #D8B13F

monochromatic

#1A6982 #2592B5 #3FB3D8 #72C7E2 #A5DBED

Accessibility & contrast

On white

2.43

#3FB3D8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.65

#3FB3D8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB3D8

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB3D8	#FFFFFF	#000000	##000000
##3FB3D8	1.00	2.43	8.65	8.65
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.65	21.00	1.00	1.00
##000000	8.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EAFDA

Deuteranopia (green-blind)

#89A0D8

Tritanopia (blue-blind)

#00BEBF

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #3fb3d8;
/* rgb */ color: rgb(63, 179, 216);
/* oklch */ color: oklch(71.8% 0.114 223.3);

Tailwind

colors: {
  custom: {
    50: '#87cae4',
    500: '#3fb3d8',
    950: '#000000',
  },
}

SCSS

$custom: #3fb3d8;
$custom-light: #87cae4;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb3d8",
  "rgb": {
    "r": 63,
    "g": 179,
    "b": 216
  },
  "hsl": {
    "h": 194.51,
    "s": 66.234,
    "l": 54.706
  },
  "oklch": {
    "l": 0.71753,
    "c": 0.11431,
    "h": 223.3
  },
  "luminance": 0.38255
}

Semantic roles & 50–950 ramp

primary

#3FB3D8

secondary

#DAA999

accent

#683FE9

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #3FB3D8

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

Preview Lab → · Contrast checker → · Palette generator →