#3FB9CC#3FB9CC

#3FB9CC is a light, moderate teal. Relative luminance 0.401; OKLCH L 72.7% C 0.108 H 209.9°. Best body text is #000000 at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#3FB9CC
RGB	rgb(63, 185, 204)
HSL	hsl(188, 58%, 52%)
HSV	hsv(188, 69%, 80%)
CMYK	cmyk(69.1%, 9.3%, 0%, 20%)
CIE-LAB	lab(69.55, -27.20, -19.39)
CIE-LCH	lch(69.55, 33.41, 215.48°)
OKLab	oklab(72.69% -0.0938 -0.0539)
OKLCH	oklch(72.69% 0.108 209.9)
XYZ	xyz(30.2933, 40.1109, 63.2607)
Luminance	0.4011 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB9CC #CC523F

analogous

#3FCC98 #3FB9CC #3F73CC

triadic

#3FB9CC #CC3FB9 #B9CC3F

tetradic

#3FB9CC #983FCC #CC523F #73CC3F

square

#3FB9CC #983FCC #CC523F #73CC3F

split-complementary

#3FB9CC #CC3F73 #CC983F

monochromatic

#1E6772 #2B93A3 #3FB9CC #6FCBD9 #A0DCE6

Accessibility & contrast

On white

2.33

#3FB9CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.02

#3FB9CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB9CC

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB9CC	#FFFFFF	#000000	##000000
##3FB9CC	1.00	2.33	9.02	9.02
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.02	21.00	1.00	1.00
##000000	9.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9B2CD

Deuteranopia (green-blind)

#94A4CC

Tritanopia (blue-blind)

#00C2BF

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #3fb9cc;
/* rgb */ color: rgb(63, 185, 204);
/* oklch */ color: oklch(72.7% 0.108 209.9);

Tailwind

colors: {
  custom: {
    50: '#86cedb',
    500: '#3fb9cc',
    950: '#000000',
  },
}

SCSS

$custom: #3fb9cc;
$custom-light: #86cedb;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb9cc",
  "rgb": {
    "r": 63,
    "g": 185,
    "b": 204
  },
  "hsl": {
    "h": 188.085,
    "s": 58.025,
    "l": 52.353
  },
  "oklch": {
    "l": 0.72689,
    "c": 0.10823,
    "h": 209.9
  },
  "luminance": 0.40114
}

Semantic roles & 50–950 ramp

primary

#3FB9CC

secondary

#D29D95

accent

#5B47E1

background

#F8FCFD

surface

#F0F9FB

border

#CBD2D4

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #3FB9CC

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

Preview Lab → · Contrast checker → · Palette generator →