#12343F#12343F

#12343F is a dark, muted cyan. Relative luminance 0.029; OKLCH L 30.5% C 0.044 H 222.4°. Best body text is #FFFFFF at 13.22:1 contrast (WCAG AA passes).

Color values

HEX	#12343F
RGB	rgb(18, 52, 63)
HSL	hsl(195, 56%, 16%)
HSV	hsv(195, 71%, 25%)
CMYK	cmyk(71.4%, 17.5%, 0%, 75.3%)
CIE-LAB	lab(19.82, -8.21, -10.55)
CIE-LCH	lch(19.82, 13.37, 232.11°)
OKLab	oklab(30.54% -0.0322 -0.0294)
OKLCH	oklch(30.54% 0.044 222.4)
XYZ	xyz(2.3743, 2.9432, 5.1446)
Luminance	0.0294 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12343F #3F1D12

analogous

#123F33 #12343F #121D3F

triadic

#12343F #3F1234 #343F12

tetradic

#12343F #33123F #3F1D12 #1D3F12

square

#12343F #33123F #3F1D12 #1D3F12

split-complementary

#12343F #3F121D #3F3312

monochromatic

#071418 #071418 #12343F #205B6F #2D839E

Accessibility & contrast

On white

13.22

#12343F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#12343F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12343F

13.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12343F	#FFFFFF	#000000	##FFFFFF
##12343F	1.00	13.22	1.59	13.22
#FFFFFF	13.22	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3340

Deuteranopia (green-blind)

#272E3F

Tritanopia (blue-blind)

#003738

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #12343f;
/* rgb */ color: rgb(18, 52, 63);
/* oklch */ color: oklch(30.5% 0.044 222.4);

Tailwind

colors: {
  custom: {
    50: '#566b74',
    500: '#12343f',
    950: '#000000',
  },
}

SCSS

$custom: #12343f;
$custom-light: #566b74;
$custom-dark: #000000;

JSON

{
  "hex": "#12343f",
  "rgb": {
    "r": 18,
    "g": 52,
    "b": 63
  },
  "hsl": {
    "h": 194.667,
    "s": 55.556,
    "l": 15.882
  },
  "oklch": {
    "l": 0.30543,
    "c": 0.04363,
    "h": 222.4
  },
  "luminance": 0.02943
}

Semantic roles & 50–950 ramp

primary

#12343F

secondary

#784535

accent

#6E49DF

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #12343F

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

Preview Lab → · Contrast checker → · Palette generator →