#39B1D3#39B1D3

#39B1D3 is a light, moderate cyan. Relative luminance 0.370; OKLCH L 70.9% C 0.114 H 221.0°. Best body text is #000000 at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#39B1D3
RGB	rgb(57, 177, 211)
HSL	hsl(193, 64%, 53%)
HSV	hsv(193, 73%, 83%)
CMYK	cmyk(73%, 16.1%, 0%, 17.3%)
CIE-LAB	lab(67.29, -21.76, -26.70)
CIE-LCH	lch(67.29, 34.45, 230.82°)
OKLab	oklab(70.91% -0.0859 -0.0746)
OKLCH	oklch(70.91% 0.114 221)
XYZ	xyz(29.1625, 37.0139, 67.2228)
Luminance	0.3702 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39B1D3 #D35B39

analogous

#39D3A8 #39B1D3 #3964D3

triadic

#39B1D3 #D339B1 #B1D339

tetradic

#39B1D3 #A839D3 #D35B39 #64D339

square

#39B1D3 #A839D3 #D35B39 #64D339

split-complementary

#39B1D3 #D33964 #D3A839

monochromatic

#1A6377 #268CA9 #39B1D3 #6BC5DE #9DD8E9

Accessibility & contrast

On white

2.50

#39B1D3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.40

#39B1D3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #39B1D3

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39B1D3	#FFFFFF	#000000	##000000
##39B1D3	1.00	2.50	8.40	8.40
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.40	21.00	1.00	1.00
##000000	8.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DACD5

Deuteranopia (green-blind)

#889DD3

Tritanopia (blue-blind)

#00BCBC

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #39b1d3;
/* rgb */ color: rgb(57, 177, 211);
/* oklch */ color: oklch(70.9% 0.114 221.0);

Tailwind

colors: {
  custom: {
    50: '#84c8e0',
    500: '#39b1d3',
    950: '#000000',
  },
}

SCSS

$custom: #39b1d3;
$custom-light: #84c8e0;
$custom-dark: #000000;

JSON

{
  "hex": "#39b1d3",
  "rgb": {
    "r": 57,
    "g": 177,
    "b": 211
  },
  "hsl": {
    "h": 193.247,
    "s": 63.636,
    "l": 52.549
  },
  "oklch": {
    "l": 0.70915,
    "c": 0.1138,
    "h": 221
  },
  "luminance": 0.37017
}

Semantic roles & 50–950 ramp

primary

#39B1D3

secondary

#D5A192

accent

#6641E7

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #39B1D3

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

Preview Lab → · Contrast checker → · Palette generator →