#12434E#12434E

#12434E is a dark, muted cyan. Relative luminance 0.047; OKLCH L 35.6% C 0.054 H 215.8°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#12434E
RGB	rgb(18, 67, 78)
HSL	hsl(191, 63%, 19%)
HSV	hsv(191, 77%, 31%)
CMYK	cmyk(76.9%, 14.1%, 0%, 69.4%)
CIE-LAB	lab(25.84, -11.95, -11.35)
CIE-LCH	lch(25.84, 16.48, 223.53°)
OKLab	oklab(35.6% -0.0438 -0.0316)
OKLCH	oklch(35.6% 0.054 215.8)
XYZ	xyz(3.6312, 4.6926, 7.9206)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12434E #4E1D12

analogous

#124E3B #12434E #12254E

triadic

#12434E #4E1243 #434E12

tetradic

#12434E #3B124E #4E1D12 #254E12

square

#12434E #3B124E #4E1D12 #254E12

split-complementary

#12434E #4E1225 #4E3B12

monochromatic

#061519 #07181C #12434E #1D6E80 #2998B1

Accessibility & contrast

On white

10.83

#12434E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#12434E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12434E

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12434E	#FFFFFF	#000000	##FFFFFF
##12434E	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B414F

Deuteranopia (green-blind)

#333B4E

Tritanopia (blue-blind)

#004746

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #12434e;
/* rgb */ color: rgb(18, 67, 78);
/* oklch */ color: oklch(35.6% 0.054 215.8);

Tailwind

colors: {
  custom: {
    50: '#5a777f',
    500: '#12434e',
    950: '#000000',
  },
}

SCSS

$custom: #12434e;
$custom-light: #5a777f;
$custom-dark: #000000;

JSON

{
  "hex": "#12434e",
  "rgb": {
    "r": 18,
    "g": 67,
    "b": 78
  },
  "hsl": {
    "h": 191,
    "s": 62.5,
    "l": 18.824
  },
  "oklch": {
    "l": 0.35595,
    "c": 0.05403,
    "h": 215.8
  },
  "luminance": 0.04693
}

Semantic roles & 50–950 ramp

primary

#12434E

secondary

#874435

accent

#6042E6

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #12434E

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

Preview Lab → · Contrast checker → · Palette generator →