#12423A#12423A

#12423A is a dark, muted teal. Relative luminance 0.043; OKLCH L 34.5% C 0.053 H 179.8°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#12423A
RGB	rgb(18, 66, 58)
HSL	hsl(170, 57%, 16%)
HSV	hsv(170, 73%, 26%)
CMYK	cmyk(72.7%, 0%, 12.1%, 74.1%)
CIE-LAB	lab(24.73, -18.25, 0.16)
CIE-LCH	lch(24.73, 18.25, 179.49°)
OKLab	oklab(34.45% -0.0528 0.0001)
OKLCH	oklch(34.45% 0.053 179.8)
XYZ	xyz(2.9610, 4.3302, 4.6819)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12423A #42121A

analogous

#124222 #12423A #123242

triadic

#12423A #3A1242 #423A12

tetradic

#12423A #221242 #42121A #324212

square

#12423A #221242 #42121A #324212

split-complementary

#12423A #421232 #422212

monochromatic

#071815 #071815 #12423A #1F7264 #2CA28F

Accessibility & contrast

On white

11.25

#12423A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#12423A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12423A

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12423A	#FFFFFF	#000000	##FFFFFF
##12423A	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3E3A

Deuteranopia (green-blind)

#38393B

Tritanopia (blue-blind)

#004340

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #12423a;
/* rgb */ color: rgb(18, 66, 58);
/* oklch */ color: oklch(34.5% 0.053 179.8);

Tailwind

colors: {
  custom: {
    50: '#577670',
    500: '#12423a',
    950: '#000000',
  },
}

SCSS

$custom: #12423a;
$custom-light: #577670;
$custom-dark: #000000;

JSON

{
  "hex": "#12423a",
  "rgb": {
    "r": 18,
    "g": 66,
    "b": 58
  },
  "hsl": {
    "h": 170,
    "s": 57.143,
    "l": 16.471
  },
  "oklch": {
    "l": 0.34453,
    "c": 0.05285,
    "h": 179.8
  },
  "luminance": 0.04331
}

Semantic roles & 50–950 ramp

primary

#12423A

secondary

#7B3540

accent

#4761E0

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #12423A

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

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