#12343D#12343D

#12343D is a dark, muted cyan. Relative luminance 0.029; OKLCH L 30.4% C 0.042 H 218.0°. Best body text is #FFFFFF at 13.25:1 contrast (WCAG AA passes).

Color values

HEX	#12343D
RGB	rgb(18, 52, 61)
HSL	hsl(193, 54%, 15%)
HSV	hsv(193, 70%, 24%)
CMYK	cmyk(70.5%, 14.8%, 0%, 76.1%)
CIE-LAB	lab(19.73, -8.96, -9.33)
CIE-LCH	lch(19.73, 12.94, 226.14°)
OKLab	oklab(30.44% -0.0332 -0.0259)
OKLCH	oklch(30.44% 0.042 218)
XYZ	xyz(2.3194, 2.9213, 4.8556)
Luminance	0.0292 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12343D #3D1B12

analogous

#123D30 #12343D #121E3D

triadic

#12343D #3D1234 #343D12

tetradic

#12343D #30123D #3D1B12 #1E3D12

square

#12343D #30123D #3D1B12 #1E3D12

split-complementary

#12343D #3D121E #3D3012

monochromatic

#071418 #071418 #12343D #205C6C #2E859C

Accessibility & contrast

On white

13.25

#12343D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#12343D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12343D

13.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12343D	#FFFFFF	#000000	##FFFFFF
##12343D	1.00	13.25	1.58	13.25
#FFFFFF	13.25	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E323E

Deuteranopia (green-blind)

#282E3D

Tritanopia (blue-blind)

#003737

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #12343d;
/* rgb */ color: rgb(18, 52, 61);
/* oklch */ color: oklch(30.4% 0.042 218.0);

Tailwind

colors: {
  custom: {
    50: '#556b72',
    500: '#12343d',
    950: '#000000',
  },
}

SCSS

$custom: #12343d;
$custom-light: #556b72;
$custom-dark: #000000;

JSON

{
  "hex": "#12343d",
  "rgb": {
    "r": 18,
    "g": 52,
    "b": 61
  },
  "hsl": {
    "h": 192.558,
    "s": 54.43,
    "l": 15.49
  },
  "oklch": {
    "l": 0.30442,
    "c": 0.04212,
    "h": 218
  },
  "luminance": 0.02922
}

Semantic roles & 50–950 ramp

primary

#12343D

secondary

#764235

accent

#694ADE

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030608

muted

#787A7B

Preview Lab

Preview with #12343D

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

Preview Lab → · Contrast checker → · Palette generator →