#3FB3D5#3FB3D5

#3FB3D5 is a light, moderate cyan. Relative luminance 0.381; OKLCH L 71.6% C 0.112 H 221.3°. Best body text is #000000 at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#3FB3D5
RGB	rgb(63, 179, 213)
HSL	hsl(194, 64%, 54%)
HSV	hsv(194, 70%, 84%)
CMYK	cmyk(70.4%, 16%, 0%, 16.5%)
CIE-LAB	lab(68.09, -21.37, -26.55)
CIE-LCH	lch(68.09, 34.09, 231.17°)
OKLab	oklab(71.63% -0.0843 -0.0742)
OKLCH	oklch(71.63% 0.112 221.3)
XYZ	xyz(30.1753, 38.0976, 68.7011)
Luminance	0.3810 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB3D5 #D5613F

analogous

#3FD5AC #3FB3D5 #3F68D5

triadic

#3FB3D5 #D53FB3 #B3D53F

tetradic

#3FB3D5 #AC3FD5 #D5613F #68D53F

square

#3FB3D5 #AC3FD5 #D5613F #68D53F

split-complementary

#3FB3D5 #D53F68 #D5AC3F

monochromatic

#1C687E #2791B0 #3FB3D5 #71C7E0 #A3DBEB

Accessibility & contrast

On white

2.44

#3FB3D5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.62

#3FB3D5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB3D5

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB3D5	#FFFFFF	#000000	##000000
##3FB3D5	1.00	2.44	8.62	8.62
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.62	21.00	1.00	1.00
##000000	8.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FAFD7

Deuteranopia (green-blind)

#8A9FD5

Tritanopia (blue-blind)

#00BEBE

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #3fb3d5;
/* rgb */ color: rgb(63, 179, 213);
/* oklch */ color: oklch(71.6% 0.112 221.3);

Tailwind

colors: {
  custom: {
    50: '#87cae2',
    500: '#3fb3d5',
    950: '#000000',
  },
}

SCSS

$custom: #3fb3d5;
$custom-light: #87cae2;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb3d5",
  "rgb": {
    "r": 63,
    "g": 179,
    "b": 213
  },
  "hsl": {
    "h": 193.6,
    "s": 64.103,
    "l": 54.118
  },
  "oklch": {
    "l": 0.71625,
    "c": 0.11232,
    "h": 221.3
  },
  "luminance": 0.38101
}

Semantic roles & 50–950 ramp

primary

#3FB3D5

secondary

#D8A698

accent

#6641E7

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #3FB3D5

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

Preview Lab → · Contrast checker → · Palette generator →