#12423E#12423E

#12423E is a dark, muted teal. Relative luminance 0.044; OKLCH L 34.6% C 0.051 H 187.3°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#12423E
RGB	rgb(18, 66, 62)
HSL	hsl(175, 57%, 16%)
HSV	hsv(175, 73%, 26%)
CMYK	cmyk(72.7%, 0%, 6.1%, 74.1%)
CIE-LAB	lab(24.87, -16.97, -2.28)
CIE-LCH	lch(24.87, 17.12, 187.66°)
OKLab	oklab(34.6% -0.0507 -0.0064)
OKLCH	oklch(34.6% 0.051 187.3)
XYZ	xyz(3.0668, 4.3725, 5.2388)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12423E #421216

analogous

#124226 #12423E #122E42

triadic

#12423E #3E1242 #423E12

tetradic

#12423E #261242 #421216 #2E4212

square

#12423E #261242 #421216 #2E4212

split-complementary

#12423E #42122E #422612

monochromatic

#071817 #071817 #12423E #1F726B #2CA298

Accessibility & contrast

On white

11.20

#12423E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#12423E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12423E

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12423E	#FFFFFF	#000000	##FFFFFF
##12423E	1.00	11.20	1.87	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3E3E

Deuteranopia (green-blind)

#37393F

Tritanopia (blue-blind)

#004441

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #12423e;
/* rgb */ color: rgb(18, 66, 62);
/* oklch */ color: oklch(34.6% 0.051 187.3);

Tailwind

colors: {
  custom: {
    50: '#587673',
    500: '#12423e',
    950: '#000000',
  },
}

SCSS

$custom: #12423e;
$custom-light: #587673;
$custom-dark: #000000;

JSON

{
  "hex": "#12423e",
  "rgb": {
    "r": 18,
    "g": 66,
    "b": 62
  },
  "hsl": {
    "h": 175,
    "s": 57.143,
    "l": 16.471
  },
  "oklch": {
    "l": 0.34604,
    "c": 0.05108,
    "h": 187.3
  },
  "luminance": 0.04373
}

Semantic roles & 50–950 ramp

primary

#12423E

secondary

#7B353B

accent

#4754E0

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#040808

muted

#797B7B

Preview Lab

Preview with #12423E

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

Preview Lab → · Contrast checker → · Palette generator →