#39B1D0#39B1D0

#39B1D0 is a light, moderate cyan. Relative luminance 0.369; OKLCH L 70.8% C 0.112 H 219.0°. Best body text is #000000 at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#39B1D0
RGB	rgb(57, 177, 208)
HSL	hsl(192, 62%, 52%)
HSV	hsv(192, 73%, 82%)
CMYK	cmyk(72.6%, 14.9%, 0%, 18.4%)
CIE-LAB	lab(67.18, -22.72, -25.22)
CIE-LCH	lch(67.18, 33.95, 227.98°)
OKLab	oklab(70.79% -0.087 -0.0704)
OKLCH	oklch(70.79% 0.112 219)
XYZ	xyz(28.7899, 36.8648, 65.2606)
Luminance	0.3687 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39B1D0 #D05839

analogous

#39D0A4 #39B1D0 #3966D0

triadic

#39B1D0 #D039B1 #B1D039

tetradic

#39B1D0 #A439D0 #D05839 #66D039

square

#39B1D0 #A439D0 #D05839 #66D039

split-complementary

#39B1D0 #D03966 #D0A439

monochromatic

#1B6173 #278BA5 #39B1D0 #6AC4DC #9CD8E7

Accessibility & contrast

On white

2.51

#39B1D0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.37

#39B1D0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #39B1D0

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39B1D0	#FFFFFF	#000000	##000000
##39B1D0	1.00	2.51	8.37	8.37
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.37	21.00	1.00	1.00
##000000	8.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EACD2

Deuteranopia (green-blind)

#899DD0

Tritanopia (blue-blind)

#00BBBB

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #39b1d0;
/* rgb */ color: rgb(57, 177, 208);
/* oklch */ color: oklch(70.8% 0.112 219.0);

Tailwind

colors: {
  custom: {
    50: '#84c8de',
    500: '#39b1d0',
    950: '#000000',
  },
}

SCSS

$custom: #39b1d0;
$custom-light: #84c8de;
$custom-dark: #000000;

JSON

{
  "hex": "#39b1d0",
  "rgb": {
    "r": 57,
    "g": 177,
    "b": 208
  },
  "hsl": {
    "h": 192.318,
    "s": 61.633,
    "l": 51.961
  },
  "oklch": {
    "l": 0.70788,
    "c": 0.11197,
    "h": 219
  },
  "luminance": 0.36868
}

Semantic roles & 50–950 ramp

primary

#39B1D0

secondary

#D39F91

accent

#6443E5

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #39B1D0

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

Preview Lab → · Contrast checker → · Palette generator →