#12737E#12737E

#12737E is a mid, moderate teal. Relative luminance 0.139; OKLCH L 51.0% C 0.083 H 207.0°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#12737E
RGB	rgb(18, 115, 126)
HSL	hsl(186, 75%, 28%)
HSV	hsv(186, 86%, 49%)
CMYK	cmyk(85.7%, 8.7%, 0%, 50.6%)
CIE-LAB	lab(44.08, -21.80, -13.56)
CIE-LCH	lch(44.08, 25.67, 211.88°)
OKLab	oklab(50.95% -0.074 -0.0378)
OKLCH	oklch(50.95% 0.083 207)
XYZ	xyz(10.1444, 13.8951, 21.8820)
Luminance	0.1390 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12737E #7E1D12

analogous

#127E53 #12737E #123D7E

triadic

#12737E #7E1273 #737E12

tetradic

#12737E #53127E #7E1D12 #3D7E12

square

#12737E #53127E #7E1D12 #3D7E12

split-complementary

#12737E #7E123D #7E5312

monochromatic

#04181B #0A4248 #12737E #1AA4B4 #2ACEE1

Accessibility & contrast

On white

5.56

#12737E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#12737E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #12737E

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12737E	#FFFFFF	#000000	##FFFFFF
##12737E	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#686E7F

Deuteranopia (green-blind)

#5A647E

Tritanopia (blue-blind)

#007976

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #12737e;
/* rgb */ color: rgb(18, 115, 126);
/* oklch */ color: oklch(51.0% 0.083 207.0);

Tailwind

colors: {
  custom: {
    50: '#679ba3',
    500: '#12737e',
    950: '#000000',
  },
}

SCSS

$custom: #12737e;
$custom-light: #679ba3;
$custom-dark: #000000;

JSON

{
  "hex": "#12737e",
  "rgb": {
    "r": 18,
    "g": 115,
    "b": 126
  },
  "hsl": {
    "h": 186.111,
    "s": 75,
    "l": 28.235
  },
  "oklch": {
    "l": 0.50951,
    "c": 0.08307,
    "h": 207
  },
  "luminance": 0.13896
}

Semantic roles & 50–950 ramp

primary

#12737E

secondary

#B44538

accent

#4936F2

background

#F6F9FA

surface

#ECF2F3

border

#C7CCCD

text

#070E0F

muted

#7A7E7F

Preview Lab

Preview with #12737E

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

Preview Lab → · Contrast checker → · Palette generator →