#138A9A#138A9A

#138A9A is a mid, moderate teal. Relative luminance 0.206; OKLCH L 58.2% C 0.097 H 209.6°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#138A9A
RGB	rgb(19, 138, 154)
HSL	hsl(187, 78%, 34%)
HSV	hsv(187, 88%, 60%)
CMYK	cmyk(87.7%, 10.4%, 0%, 39.6%)
CIE-LAB	lab(52.56, -24.20, -17.15)
CIE-LCH	lch(52.56, 29.66, 215.32°)
OKLab	oklab(58.16% -0.0842 -0.0478)
OKLCH	oklch(58.16% 0.097 209.6)
XYZ	xyz(15.1872, 20.6465, 33.7503)
Luminance	0.2065 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#138A9A #9A2313

analogous

#139A67 #138A9A #13479A

triadic

#138A9A #9A138A #8A9A13

tetradic

#138A9A #67139A #9A2313 #479A13

square

#138A9A #67139A #9A2313 #479A13

split-complementary

#138A9A #9A1347 #9A6713

monochromatic

#06282D #0C5964 #138A9A #1ABBD0 #40D4E7

Accessibility & contrast

On white

4.09

#138A9A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#138A9A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #138A9A

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##138A9A	#FFFFFF	#000000	##000000
##138A9A	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C859B

Deuteranopia (green-blind)

#6B789A

Tritanopia (blue-blind)

#00918F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #138a9a;
/* rgb */ color: rgb(19, 138, 154);
/* oklch */ color: oklch(58.2% 0.097 209.6);

Tailwind

colors: {
  custom: {
    50: '#6facb7',
    500: '#138a9a',
    950: '#000000',
  },
}

SCSS

$custom: #138a9a;
$custom-light: #6facb7;
$custom-dark: #000000;

JSON

{
  "hex": "#138a9a",
  "rgb": {
    "r": 19,
    "g": 138,
    "b": 154
  },
  "hsl": {
    "h": 187.111,
    "s": 78.035,
    "l": 33.922
  },
  "oklch": {
    "l": 0.58158,
    "c": 0.09685,
    "h": 209.6
  },
  "luminance": 0.20648
}

Semantic roles & 50–950 ramp

primary

#138A9A

secondary

#C75141

accent

#4A33F5

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #138A9A

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

Preview Lab → · Contrast checker → · Palette generator →