#12423F#12423F

#12423F is a dark, muted teal. Relative luminance 0.044; OKLCH L 34.6% C 0.051 H 189.2°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#12423F
RGB	rgb(18, 66, 63)
HSL	hsl(176, 57%, 16%)
HSV	hsv(176, 73%, 26%)
CMYK	cmyk(72.7%, 0%, 4.5%, 74.1%)
CIE-LAB	lab(24.90, -16.64, -2.89)
CIE-LCH	lch(24.90, 16.89, 189.86°)
OKLab	oklab(34.64% -0.0501 -0.0081)
OKLCH	oklch(34.64% 0.051 189.2)
XYZ	xyz(3.0945, 4.3836, 5.3847)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12423F #421215

analogous

#124227 #12423F #122D42

triadic

#12423F #3F1242 #423F12

tetradic

#12423F #271242 #421215 #2D4212

square

#12423F #271242 #421215 #2D4212

split-complementary

#12423F #42122D #422712

monochromatic

#071817 #071817 #12423F #1F726D #2CA29B

Accessibility & contrast

On white

11.19

#12423F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#12423F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12423F

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12423F	#FFFFFF	#000000	##FFFFFF
##12423F	1.00	11.19	1.88	11.19
#FFFFFF	11.19	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3E3F

Deuteranopia (green-blind)

#37393F

Tritanopia (blue-blind)

#004441

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #12423f;
/* rgb */ color: rgb(18, 66, 63);
/* oklch */ color: oklch(34.6% 0.051 189.2);

Tailwind

colors: {
  custom: {
    50: '#587674',
    500: '#12423f',
    950: '#000000',
  },
}

SCSS

$custom: #12423f;
$custom-light: #587674;
$custom-dark: #000000;

JSON

{
  "hex": "#12423f",
  "rgb": {
    "r": 18,
    "g": 66,
    "b": 63
  },
  "hsl": {
    "h": 176.25,
    "s": 57.143,
    "l": 16.471
  },
  "oklch": {
    "l": 0.34643,
    "c": 0.05078,
    "h": 189.2
  },
  "luminance": 0.04384
}

Semantic roles & 50–950 ramp

primary

#12423F

secondary

#7B3539

accent

#4751E0

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#040808

muted

#797B7B

Preview Lab

Preview with #12423F

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

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