#39B4D1#39B4D1

#39B4D1 is a light, moderate cyan. Relative luminance 0.381; OKLCH L 71.5% C 0.112 H 217.2°. Best body text is #000000 at 8.62:1 contrast (WCAG AA passes).

Color values

HEX#39B4D1
RGBrgb(57, 180, 209)
HSLhsl(191, 62%, 52%)
HSVhsv(191, 73%, 82%)
CMYKcmyk(72.7%, 13.9%, 0%, 18%)
CIE-LABlab(68.10, -23.94, -24.35)
CIE-LCHlch(68.10, 34.14, 225.49°)
OKLaboklab(71.55% -0.0896 -0.0679)
OKLCHoklch(71.55% 0.112 217.2)
XYZxyz(29.5124, 38.1123, 66.1103)
Luminance0.3812 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#39B4D1 #D15639
analogous
#39D1A2 #39B4D1 #3968D1
triadic
#39B4D1 #D139B4 #B4D139
tetradic
#39B4D1 #A239D1 #D15639 #68D139
square
#39B4D1 #A239D1 #D15639 #68D139
split-complementary
#39B4D1 #D13968 #D1A239
monochromatic
#1B6375 #278EA6 #39B4D1 #6BC7DD #9CDAE8

Accessibility & contrast

On white

2.44
#39B4D1 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.62
#39B4D1 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #39B4D1
8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##39B4D1#FFFFFF#000000##000000
##39B4D11.002.448.628.62
#FFFFFF2.441.0021.0021.00
#0000008.6221.001.001.00
##0000008.6221.001.001.00

Color blindness preview

Protanopia (red-blind)
#A1AFD3
Deuteranopia (green-blind)
#8C9FD1
Tritanopia (blue-blind)
#00BEBD
Achromatopsia (no color)
#A6A6A6

Design tokens & code

CSS
--color: #39b4d1;
/* rgb */ color: rgb(57, 180, 209);
/* oklch */ color: oklch(71.5% 0.112 217.2);
Tailwind
colors: {
  custom: {
    50: '#84cadf',
    500: '#39b4d1',
    950: '#000000',
  },
}
SCSS
$custom: #39b4d1;
$custom-light: #84cadf;
$custom-dark: #000000;
JSON
{
  "hex": "#39b4d1",
  "rgb": {
    "r": 57,
    "g": 180,
    "b": 209
  },
  "hsl": {
    "h": 191.447,
    "s": 62.295,
    "l": 52.157
  },
  "oklch": {
    "l": 0.71546,
    "c": 0.11244,
    "h": 217.2
  },
  "luminance": 0.38116
}

Semantic roles & 50–950 ramp

primary
#39B4D1
secondary
#D49E92
accent
#6242E5
background
#F8FCFD
surface
#F0F8FB
border
#CBD1D4
text
#0C1315
muted
#7D8283

Preview Lab

Preview with #39B4D1

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

Preview Lab → · Contrast checker → · Palette generator →

#39B4D1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva