#3FD1E9#3FD1E9

#3FD1E9 is a light, vivid teal. Relative luminance 0.525; OKLCH L 79.5% C 0.123 H 211.1°. Best body text is #000000 at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#3FD1E9
RGB	rgb(63, 209, 233)
HSL	hsl(188, 79%, 58%)
HSV	hsv(188, 73%, 91%)
CMYK	cmyk(73%, 10.3%, 0%, 8.6%)
CIE-LAB	lab(77.60, -30.16, -22.87)
CIE-LCH	lch(77.60, 37.85, 217.17°)
OKLab	oklab(79.51% -0.1056 -0.0637)
OKLCH	oklch(79.51% 0.123 211.1)
XYZ	xyz(39.5520, 52.5362, 85.1310)
Luminance	0.5254 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FD1E9 #E9573F

analogous

#3FE9AC #3FD1E9 #3F7CE9

triadic

#3FD1E9 #E93FD1 #D1E93F

tetradic

#3FD1E9 #AC3FE9 #E9573F #7CE93F

square

#3FD1E9 #AC3FE9 #E9573F #7CE93F

split-complementary

#3FD1E9 #E93F7C #E9AC3F

monochromatic

#12889C #18B8D3 #3FD1E9 #76DEEF #ADEBF6

Accessibility & contrast

On white

1.82

#3FD1E9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.51

#3FD1E9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FD1E9

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FD1E9	#FFFFFF	#000000	##000000
##3FD1E9	1.00	1.82	11.51	11.51
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.51	21.00	1.00	1.00
##000000	11.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDCAEA

Deuteranopia (green-blind)

#A6B8E9

Tritanopia (blue-blind)

#00DBD8

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #3fd1e9;
/* rgb */ color: rgb(63, 209, 233);
/* oklch */ color: oklch(79.5% 0.123 211.1);

Tailwind

colors: {
  custom: {
    50: '#8cdff0',
    500: '#3fd1e9',
    950: '#000000',
  },
}

SCSS

$custom: #3fd1e9;
$custom-light: #8cdff0;
$custom-dark: #000000;

JSON

{
  "hex": "#3fd1e9",
  "rgb": {
    "r": 63,
    "g": 209,
    "b": 233
  },
  "hsl": {
    "h": 188.471,
    "s": 79.439,
    "l": 58.039
  },
  "oklch": {
    "l": 0.79509,
    "c": 0.12335,
    "h": 211.1
  },
  "luminance": 0.52541
}

Semantic roles & 50–950 ramp

primary

#3FD1E9

secondary

#9F3D2D

accent

#4E32F6

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0E1516

muted

#7F8485

Preview Lab

Preview with #3FD1E9

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

Preview Lab → · Contrast checker → · Palette generator →