#3FC9DA#3FC9DA

#3FC9DA is a light, moderate teal. Relative luminance 0.479; OKLCH L 77.0% C 0.117 H 207.1°. Best body text is #000000 at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#3FC9DA
RGB	rgb(63, 201, 218)
HSL	hsl(187, 68%, 55%)
HSV	hsv(187, 71%, 85%)
CMYK	cmyk(71.1%, 7.8%, 0%, 14.5%)
CIE-LAB	lab(74.75, -30.81, -19.12)
CIE-LCH	lch(74.75, 36.26, 211.82°)
OKLab	oklab(77.05% -0.104 -0.0531)
OKLCH	oklch(77.05% 0.117 207.1)
XYZ	xyz(35.5859, 47.8878, 73.6838)
Luminance	0.4789 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FC9DA #DA503F

analogous

#3FDA9E #3FC9DA #3F7BDA

triadic

#3FC9DA #DA3FC9 #C9DA3F

tetradic

#3FC9DA #9E3FDA #DA503F #7BDA3F

square

#3FC9DA #9E3FDA #DA503F #7BDA3F

split-complementary

#3FC9DA #DA3F7B #DA9E3F

monochromatic

#1A7985 #24A8B8 #3FC9DA #72D7E4 #A6E6EE

Accessibility & contrast

On white

1.99

#3FC9DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.58

#3FC9DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FC9DA

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FC9DA	#FFFFFF	#000000	##000000
##3FC9DA	1.00	1.99	10.58	10.58
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.58	21.00	1.00	1.00
##000000	10.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8C1DB

Deuteranopia (green-blind)

#A2B1DA

Tritanopia (blue-blind)

#00D2CE

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #3fc9da;
/* rgb */ color: rgb(63, 201, 218);
/* oklch */ color: oklch(77.0% 0.117 207.1);

Tailwind

colors: {
  custom: {
    50: '#8ad9e5',
    500: '#3fc9da',
    950: '#000000',
  },
}

SCSS

$custom: #3fc9da;
$custom-light: #8ad9e5;
$custom-dark: #000000;

JSON

{
  "hex": "#3fc9da",
  "rgb": {
    "r": 63,
    "g": 201,
    "b": 218
  },
  "hsl": {
    "h": 186.581,
    "s": 67.686,
    "l": 55.098
  },
  "oklch": {
    "l": 0.77046,
    "c": 0.11675,
    "h": 207.1
  },
  "luminance": 0.47892
}

Semantic roles & 50–950 ramp

primary

#3FC9DA

secondary

#DBA19A

accent

#503DEB

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0D1515

muted

#7E8384

Preview Lab

Preview with #3FC9DA

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

Preview Lab → · Contrast checker → · Palette generator →