#12343A#12343A

#12343A is a dark, muted teal. Relative luminance 0.029; OKLCH L 30.3% C 0.040 H 210.9°. Best body text is #FFFFFF at 13.31:1 contrast (WCAG AA passes).

Color values

HEX	#12343A
RGB	rgb(18, 52, 58)
HSL	hsl(189, 53%, 15%)
HSV	hsv(189, 69%, 23%)
CMYK	cmyk(69%, 10.3%, 0%, 77.3%)
CIE-LAB	lab(19.60, -10.06, -7.48)
CIE-LCH	lch(19.60, 12.54, 216.60°)
OKLab	oklab(30.3% -0.0347 -0.0207)
OKLCH	oklch(30.3% 0.04 210.9)
XYZ	xyz(2.2409, 2.8898, 4.4419)
Luminance	0.0289 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12343A #3A1812

analogous

#123A2C #12343A #12203A

triadic

#12343A #3A1234 #343A12

tetradic

#12343A #2C123A #3A1812 #203A12

square

#12343A #2C123A #3A1812 #203A12

split-complementary

#12343A #3A1220 #3A2C12

monochromatic

#071517 #071517 #12343A #205E69 #2F8897

Accessibility & contrast

On white

13.31

#12343A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#12343A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12343A

13.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12343A	#FFFFFF	#000000	##FFFFFF
##12343A	1.00	13.31	1.58	13.31
#FFFFFF	13.31	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F323A

Deuteranopia (green-blind)

#292E3A

Tritanopia (blue-blind)

#003736

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #12343a;
/* rgb */ color: rgb(18, 52, 58);
/* oklch */ color: oklch(30.3% 0.040 210.9);

Tailwind

colors: {
  custom: {
    50: '#556b70',
    500: '#12343a',
    950: '#000000',
  },
}

SCSS

$custom: #12343a;
$custom-light: #556b70;
$custom-dark: #000000;

JSON

{
  "hex": "#12343a",
  "rgb": {
    "r": 18,
    "g": 52,
    "b": 58
  },
  "hsl": {
    "h": 189,
    "s": 52.632,
    "l": 14.902
  },
  "oklch": {
    "l": 0.30296,
    "c": 0.04038,
    "h": 210.9
  },
  "luminance": 0.0289
}

Semantic roles & 50–950 ramp

primary

#12343A

secondary

#733E35

accent

#614CDC

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #12343A

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

Preview Lab → · Contrast checker → · Palette generator →