#12737D#12737D

#12737D is a mid, moderate teal. Relative luminance 0.139; OKLCH L 50.9% C 0.083 H 206.0°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#12737D
RGB	rgb(18, 115, 125)
HSL	hsl(186, 75%, 28%)
HSV	hsv(186, 86%, 49%)
CMYK	cmyk(85.6%, 8%, 0%, 51%)
CIE-LAB	lab(44.05, -22.14, -13.02)
CIE-LCH	lch(44.05, 25.69, 210.45°)
OKLab	oklab(50.91% -0.0744 -0.0362)
OKLCH	oklch(50.91% 0.083 206)
XYZ	xyz(10.0802, 13.8694, 21.5439)
Luminance	0.1387 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12737D #7D1C12

analogous

#127D51 #12737D #123E7D

triadic

#12737D #7D1273 #737D12

tetradic

#12737D #51127D #7D1C12 #3E7D12

square

#12737D #51127D #7D1C12 #3E7D12

split-complementary

#12737D #7D123E #7D5112

monochromatic

#04191B #0A4248 #12737D #1AA4B2 #29CFE0

Accessibility & contrast

On white

5.56

#12737D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#12737D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #12737D

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12737D	#FFFFFF	#000000	##FFFFFF
##12737D	1.00	5.56	3.77	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#686E7E

Deuteranopia (green-blind)

#5A647D

Tritanopia (blue-blind)

#007876

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #12737d;
/* rgb */ color: rgb(18, 115, 125);
/* oklch */ color: oklch(50.9% 0.083 206.0);

Tailwind

colors: {
  custom: {
    50: '#679ba2',
    500: '#12737d',
    950: '#000000',
  },
}

SCSS

$custom: #12737d;
$custom-light: #679ba2;
$custom-dark: #000000;

JSON

{
  "hex": "#12737d",
  "rgb": {
    "r": 18,
    "g": 115,
    "b": 125
  },
  "hsl": {
    "h": 185.607,
    "s": 74.825,
    "l": 28.039
  },
  "oklch": {
    "l": 0.50908,
    "c": 0.08279,
    "h": 206
  },
  "luminance": 0.13871
}

Semantic roles & 50–950 ramp

primary

#12737D

secondary

#B34338

accent

#4836F1

background

#F6F9F9

surface

#ECF2F2

border

#C7CCCC

text

#070E0F

muted

#7A7E7E

Preview Lab

Preview with #12737D

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

Preview Lab → · Contrast checker → · Palette generator →