#12434F#12434F

#12434F is a dark, muted cyan. Relative luminance 0.047; OKLCH L 35.6% C 0.055 H 217.5°. Best body text is #FFFFFF at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#12434F
RGB	rgb(18, 67, 79)
HSL	hsl(192, 63%, 19%)
HSV	hsv(192, 77%, 31%)
CMYK	cmyk(77.2%, 15.2%, 0%, 69%)
CIE-LAB	lab(25.88, -11.58, -11.94)
CIE-LCH	lch(25.88, 16.63, 225.89°)
OKLab	oklab(35.64% -0.0433 -0.0333)
OKLCH	oklch(35.64% 0.055 217.5)
XYZ	xyz(3.6673, 4.7070, 8.1109)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12434F #4F1E12

analogous

#124F3D #12434F #12254F

triadic

#12434F #4F1243 #434F12

tetradic

#12434F #3D124F #4F1E12 #254F12

square

#12434F #3D124F #4F1E12 #254F12

split-complementary

#12434F #4F1225 #4F3D12

monochromatic

#061519 #07191D #12434F #1D6D81 #2998B3

Accessibility & contrast

On white

10.82

#12434F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#12434F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12434F

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12434F	#FFFFFF	#000000	##FFFFFF
##12434F	1.00	10.82	1.94	10.82
#FFFFFF	10.82	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B4150

Deuteranopia (green-blind)

#333B4F

Tritanopia (blue-blind)

#004747

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #12434f;
/* rgb */ color: rgb(18, 67, 79);
/* oklch */ color: oklch(35.6% 0.055 217.5);

Tailwind

colors: {
  custom: {
    50: '#5a7780',
    500: '#12434f',
    950: '#000000',
  },
}

SCSS

$custom: #12434f;
$custom-light: #5a7780;
$custom-dark: #000000;

JSON

{
  "hex": "#12434f",
  "rgb": {
    "r": 18,
    "g": 67,
    "b": 79
  },
  "hsl": {
    "h": 191.803,
    "s": 62.887,
    "l": 19.02
  },
  "oklch": {
    "l": 0.35643,
    "c": 0.05464,
    "h": 217.5
  },
  "luminance": 0.04707
}

Semantic roles & 50–950 ramp

primary

#12434F

secondary

#884535

accent

#6242E6

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #12434F

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

Preview Lab → · Contrast checker → · Palette generator →