#138B8F#138B8F

#138B8F is a mid, moderate teal. Relative luminance 0.206; OKLCH L 58.0% C 0.095 H 198.6°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#138B8F
RGB	rgb(19, 139, 143)
HSL	hsl(182, 77%, 32%)
HSV	hsv(182, 87%, 56%)
CMYK	cmyk(86.7%, 2.8%, 0%, 43.9%)
CIE-LAB	lab(52.49, -28.33, -10.87)
CIE-LCH	lch(52.49, 30.34, 201.00°)
OKLab	oklab(57.98% -0.0901 -0.0302)
OKLCH	oklch(57.98% 0.095 198.6)
XYZ	xyz(14.4568, 20.5850, 29.1926)
Luminance	0.2059 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#138B8F #8F1713

analogous

#138F55 #138B8F #134D8F

triadic

#138B8F #8F138B #8B8F13

tetradic

#138B8F #55138F #8F1713 #4D8F13

square

#138B8F #55138F #8F1713 #4D8F13

split-complementary

#138B8F #8F134D #8F5513

monochromatic

#052223 #0C5659 #138B8F #1AC0C5 #38DFE5

Accessibility & contrast

On white

4.10

#138B8F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#138B8F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #138B8F

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##138B8F	#FFFFFF	#000000	##000000
##138B8F	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#80848F

Deuteranopia (green-blind)

#707890

Tritanopia (blue-blind)

#00908C

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #138b8f;
/* rgb */ color: rgb(19, 139, 143);
/* oklch */ color: oklch(58.0% 0.095 198.6);

Tailwind

colors: {
  custom: {
    50: '#6dadaf',
    500: '#138b8f',
    950: '#000000',
  },
}

SCSS

$custom: #138b8f;
$custom-light: #6dadaf;
$custom-dark: #000000;

JSON

{
  "hex": "#138b8f",
  "rgb": {
    "r": 19,
    "g": 139,
    "b": 143
  },
  "hsl": {
    "h": 181.935,
    "s": 76.543,
    "l": 31.765
  },
  "oklch": {
    "l": 0.57975,
    "c": 0.09506,
    "h": 198.6
  },
  "luminance": 0.20587
}

Semantic roles & 50–950 ramp

primary

#138B8F

secondary

#C33F3B

accent

#3B35F3

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #138B8F

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

Preview Lab → · Contrast checker → · Palette generator →