#39B3CC#39B3CC

#39B3CC is a light, moderate cyan. Relative luminance 0.375; OKLCH L 71.1% C 0.110 H 214.5°. Best body text is #000000 at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#39B3CC
RGB	rgb(57, 179, 204)
HSL	hsl(190, 59%, 51%)
HSV	hsv(190, 72%, 80%)
CMYK	cmyk(72.1%, 12.3%, 0%, 20%)
CIE-LAB	lab(67.63, -25.00, -22.33)
CIE-LCH	lch(67.63, 33.52, 221.76°)
OKLab	oklab(71.1% -0.0906 -0.0622)
OKLCH	oklch(71.1% 0.11 214.5)
XYZ	xyz(28.7019, 37.4663, 62.8341)
Luminance	0.3747 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39B3CC #CC5239

analogous

#39CC9B #39B3CC #3969CC

triadic

#39B3CC #CC39B3 #B3CC39

tetradic

#39B3CC #9B39CC #CC5239 #69CC39

square

#39B3CC #9B39CC #CC5239 #69CC39

split-complementary

#39B3CC #CC3969 #CC9B39

monochromatic

#1C606E #298B9F #39B3CC #6AC6D9 #9AD8E5

Accessibility & contrast

On white

2.47

#39B3CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.49

#39B3CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #39B3CC

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39B3CC	#FFFFFF	#000000	##000000
##39B3CC	1.00	2.47	8.49	8.49
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.49	21.00	1.00	1.00
##000000	8.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1ADCD

Deuteranopia (green-blind)

#8D9ECC

Tritanopia (blue-blind)

#00BCBB

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #39b3cc;
/* rgb */ color: rgb(57, 179, 204);
/* oklch */ color: oklch(71.1% 0.110 214.5);

Tailwind

colors: {
  custom: {
    50: '#84cadb',
    500: '#39b3cc',
    950: '#000000',
  },
}

SCSS

$custom: #39b3cc;
$custom-light: #84cadb;
$custom-dark: #000000;

JSON

{
  "hex": "#39b3cc",
  "rgb": {
    "r": 57,
    "g": 179,
    "b": 204
  },
  "hsl": {
    "h": 190.204,
    "s": 59.036,
    "l": 51.176
  },
  "oklch": {
    "l": 0.71101,
    "c": 0.1099,
    "h": 214.5
  },
  "luminance": 0.3747
}

Semantic roles & 50–950 ramp

primary

#39B3CC

secondary

#D19B90

accent

#6046E2

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #39B3CC

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

Preview Lab → · Contrast checker → · Palette generator →