#12737F#12737F

#12737F is a mid, moderate teal. Relative luminance 0.139; OKLCH L 51.0% C 0.083 H 208.1°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#12737F
RGB	rgb(18, 115, 127)
HSL	hsl(187, 75%, 28%)
HSV	hsv(187, 86%, 50%)
CMYK	cmyk(85.8%, 9.4%, 0%, 50.2%)
CIE-LAB	lab(44.12, -21.46, -14.10)
CIE-LCH	lch(44.12, 25.68, 213.31°)
OKLab	oklab(50.99% -0.0735 -0.0393)
OKLCH	oklch(50.99% 0.083 208.1)
XYZ	xyz(10.2093, 13.9211, 22.2235)
Luminance	0.1392 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12737F #7F1E12

analogous

#127F54 #12737F #123C7F

triadic

#12737F #7F1273 #737F12

tetradic

#12737F #54127F #7F1E12 #3C7F12

square

#12737F #54127F #7F1E12 #3C7F12

split-complementary

#12737F #7F123C #7F5412

monochromatic

#04181B #0A4249 #12737F #1AA4B5 #2BCDE1

Accessibility & contrast

On white

5.55

#12737F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#12737F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #12737F

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12737F	#FFFFFF	#000000	##FFFFFF
##12737F	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#686E80

Deuteranopia (green-blind)

#5A647F

Tritanopia (blue-blind)

#007977

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #12737f;
/* rgb */ color: rgb(18, 115, 127);
/* oklch */ color: oklch(51.0% 0.083 208.1);

Tailwind

colors: {
  custom: {
    50: '#679ba4',
    500: '#12737f',
    950: '#000000',
  },
}

SCSS

$custom: #12737f;
$custom-light: #679ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#12737f",
  "rgb": {
    "r": 18,
    "g": 115,
    "b": 127
  },
  "hsl": {
    "h": 186.606,
    "s": 75.172,
    "l": 28.431
  },
  "oklch": {
    "l": 0.50993,
    "c": 0.08338,
    "h": 208.1
  },
  "luminance": 0.13922
}

Semantic roles & 50–950 ramp

primary

#12737F

secondary

#B54638

accent

#4B36F2

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#070E0F

muted

#7A7E7F

Preview Lab

Preview with #12737F

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

Preview Lab → · Contrast checker → · Palette generator →