#39B9CB#39B9CB

#39B9CB is a light, moderate teal. Relative luminance 0.399; OKLCH L 72.5% C 0.111 H 208.7°. Best body text is #000000 at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#39B9CB
RGB	rgb(57, 185, 203)
HSL	hsl(187, 58%, 51%)
HSV	hsv(187, 72%, 80%)
CMYK	cmyk(71.9%, 8.9%, 0%, 20.4%)
CIE-LAB	lab(69.38, -28.31, -19.11)
CIE-LCH	lch(69.38, 34.15, 214.02°)
OKLab	oklab(72.51% -0.0969 -0.0531)
OKLCH	oklch(72.51% 0.111 208.7)
XYZ	xyz(29.8111, 39.8761, 62.6140)
Luminance	0.3988 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39B9CB #CB4B39

analogous

#39CB94 #39B9CB #3970CB

triadic

#39B9CB #CB39B9 #B9CB39

tetradic

#39B9CB #9439CB #CB4B39 #70CB39

square

#39B9CB #9439CB #CB4B39 #70CB39

split-complementary

#39B9CB #CB3970 #CB9439

monochromatic

#1D636D #298F9D #39B9CB #69CAD8 #9ADBE4

Accessibility & contrast

On white

2.34

#39B9CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.98

#39B9CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #39B9CB

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39B9CB	#FFFFFF	#000000	##000000
##39B9CB	1.00	2.34	8.98	8.98
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.98	21.00	1.00	1.00
##000000	8.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9B2CC

Deuteranopia (green-blind)

#94A3CB

Tritanopia (blue-blind)

#00C2BE

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #39b9cb;
/* rgb */ color: rgb(57, 185, 203);
/* oklch */ color: oklch(72.5% 0.111 208.7);

Tailwind

colors: {
  custom: {
    50: '#84ceda',
    500: '#39b9cb',
    950: '#000000',
  },
}

SCSS

$custom: #39b9cb;
$custom-light: #84ceda;
$custom-dark: #000000;

JSON

{
  "hex": "#39b9cb",
  "rgb": {
    "r": 57,
    "g": 185,
    "b": 203
  },
  "hsl": {
    "h": 187.397,
    "s": 58.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.72505,
    "c": 0.11051,
    "h": 208.7
  },
  "luminance": 0.3988
}

Semantic roles & 50–950 ramp

primary

#39B9CB

secondary

#D09890

accent

#5946E2

background

#F8FCFD

surface

#F0F9FA

border

#CBD2D3

text

#0C1314

muted

#7D8283

Preview Lab

Preview with #39B9CB

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

Preview Lab → · Contrast checker → · Palette generator →