#39B9CC#39B9CC

#39B9CC is a light, moderate teal. Relative luminance 0.399; OKLCH L 72.5% C 0.111 H 209.5°. Best body text is #000000 at 8.99:1 contrast (WCAG AA passes).

Color values

HEX	#39B9CC
RGB	rgb(57, 185, 204)
HSL	hsl(188, 59%, 51%)
HSV	hsv(188, 72%, 80%)
CMYK	cmyk(72.1%, 9.3%, 0%, 20%)
CIE-LAB	lab(69.42, -28.00, -19.60)
CIE-LCH	lch(69.42, 34.18, 215.00°)
OKLab	oklab(72.54% -0.0965 -0.0545)
OKLCH	oklch(72.54% 0.111 209.5)
XYZ	xyz(29.9307, 39.9239, 63.2437)
Luminance	0.3993 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39B9CC #CC4C39

analogous

#39CC95 #39B9CC #396FCC

triadic

#39B9CC #CC39B9 #B9CC39

tetradic

#39B9CC #9539CC #CC4C39 #6FCC39

square

#39B9CC #9539CC #CC4C39 #6FCC39

split-complementary

#39B9CC #CC396F #CC9539

monochromatic

#1C646E #29909F #39B9CC #6ACAD9 #9ADBE5

Accessibility & contrast

On white

2.34

#39B9CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.99

#39B9CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #39B9CC

8.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39B9CC	#FFFFFF	#000000	##000000
##39B9CC	1.00	2.34	8.99	8.99
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.99	21.00	1.00	1.00
##000000	8.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8B2CD

Deuteranopia (green-blind)

#94A3CC

Tritanopia (blue-blind)

#00C2BF

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #39b9cc;
/* rgb */ color: rgb(57, 185, 204);
/* oklch */ color: oklch(72.5% 0.111 209.5);

Tailwind

colors: {
  custom: {
    50: '#84cedb',
    500: '#39b9cc',
    950: '#000000',
  },
}

SCSS

$custom: #39b9cc;
$custom-light: #84cedb;
$custom-dark: #000000;

JSON

{
  "hex": "#39b9cc",
  "rgb": {
    "r": 57,
    "g": 185,
    "b": 204
  },
  "hsl": {
    "h": 187.755,
    "s": 59.036,
    "l": 51.176
  },
  "oklch": {
    "l": 0.72544,
    "c": 0.11083,
    "h": 209.5
  },
  "luminance": 0.39927
}

Semantic roles & 50–950 ramp

primary

#39B9CC

secondary

#D19890

accent

#5A46E2

background

#F8FCFD

surface

#F0F9FB

border

#CBD2D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #39B9CC

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

Preview Lab → · Contrast checker → · Palette generator →