#39B3CF#39B3CF

#39B3CF is a light, moderate cyan. Relative luminance 0.376; OKLCH L 71.2% C 0.111 H 216.6°. Best body text is #000000 at 8.52:1 contrast (WCAG AA passes).

Color values

HEX#39B3CF
RGBrgb(57, 179, 207)
HSLhsl(191, 61%, 52%)
HSVhsv(191, 72%, 81%)
CMYKcmyk(72.5%, 13.5%, 0%, 18.8%)
CIE-LABlab(67.73, -24.06, -23.82)
CIE-LCHlch(67.73, 33.85, 224.71°)
OKLaboklab(71.22% -0.0894 -0.0664)
OKLCHoklch(71.22% 0.111 216.6)
XYZxyz(29.0652, 37.6116, 64.7473)
Luminance0.3761 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#39B3CF #CF5539
analogous
#39CFA0 #39B3CF #3968CF
triadic
#39B3CF #CF39B3 #B3CF39
tetradic
#39B3CF #A039CF #CF5539 #68CF39
square
#39B3CF #A039CF #CF5539 #68CF39
split-complementary
#39B3CF #CF3968 #CFA039
monochromatic
#1C6272 #288CA3 #39B3CF #6AC6DB #9CD9E7

Accessibility & contrast

On white

2.46
#39B3CF on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.52
#39B3CF on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #39B3CF
8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##39B3CF#FFFFFF#000000##000000
##39B3CF1.002.468.528.52
#FFFFFF2.461.0021.0021.00
#0000008.5221.001.001.00
##0000008.5221.001.001.00

Color blindness preview

Protanopia (red-blind)
#A0AED1
Deuteranopia (green-blind)
#8C9ECF
Tritanopia (blue-blind)
#00BDBC
Achromatopsia (no color)
#A5A5A5

Design tokens & code

CSS
--color: #39b3cf;
/* rgb */ color: rgb(57, 179, 207);
/* oklch */ color: oklch(71.2% 0.111 216.6);
Tailwind
colors: {
  custom: {
    50: '#84cadd',
    500: '#39b3cf',
    950: '#000000',
  },
}
SCSS
$custom: #39b3cf;
$custom-light: #84cadd;
$custom-dark: #000000;
JSON
{
  "hex": "#39b3cf",
  "rgb": {
    "r": 57,
    "g": 179,
    "b": 207
  },
  "hsl": {
    "h": 191.2,
    "s": 60.976,
    "l": 51.765
  },
  "oklch": {
    "l": 0.71224,
    "c": 0.11139,
    "h": 216.6
  },
  "luminance": 0.37615
}

Semantic roles & 50–950 ramp

primary
#39B3CF
secondary
#D39D91
accent
#6244E4
background
#F8FCFD
surface
#F0F8FB
border
#CBD1D4
text
#0C1315
muted
#7D8283

Preview Lab

Preview with #39B3CF

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

Preview Lab → · Contrast checker → · Palette generator →

#39B3CF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva