#143A6A#143A6A

#143A6A is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.9% C 0.094 H 255.9°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#143A6A
RGB	rgb(20, 58, 106)
HSL	hsl(213, 68%, 25%)
HSV	hsv(213, 81%, 42%)
CMYK	cmyk(81.1%, 45.3%, 0%, 58.4%)
CIE-LAB	lab(24.37, 5.55, -31.86)
CIE-LCH	lch(24.37, 32.34, 279.89°)
OKLab	oklab(34.95% -0.0228 -0.0912)
OKLCH	oklch(34.95% 0.094 255.9)
XYZ	xyz(4.4021, 4.2149, 14.2144)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143A6A #6A4414

analogous

#14656A #143A6A #19146A

triadic

#143A6A #6A143A #3A6A14

tetradic

#143A6A #6A1465 #6A4414 #146A19

square

#143A6A #6A1465 #6A4414 #146A19

split-complementary

#143A6A #6A1914 #656A14

monochromatic

#050E1A #0A1E37 #143A6A #1E569D #2772D1

Accessibility & contrast

On white

11.39

#143A6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#143A6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143A6A

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143A6A	#FFFFFF	#000000	##FFFFFF
##143A6A	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223E6C

Deuteranopia (green-blind)

#123669

Tritanopia (blue-blind)

#00454C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #143a6a;
/* rgb */ color: rgb(20, 58, 106);
/* oklch */ color: oklch(34.9% 0.094 255.9);

Tailwind

colors: {
  custom: {
    50: '#606f95',
    500: '#143a6a',
    950: '#000000',
  },
}

SCSS

$custom: #143a6a;
$custom-light: #606f95;
$custom-dark: #000000;

JSON

{
  "hex": "#143a6a",
  "rgb": {
    "r": 20,
    "g": 58,
    "b": 106
  },
  "hsl": {
    "h": 213.488,
    "s": 68.254,
    "l": 24.706
  },
  "oklch": {
    "l": 0.34945,
    "c": 0.094,
    "h": 255.9
  },
  "luminance": 0.04215
}

Semantic roles & 50–950 ramp

primary

#143A6A

secondary

#A17339

accent

#9E3DEB

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#05070D

muted

#7A7A7E

Preview Lab

Preview with #143A6A

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

Preview Lab → · Contrast checker → · Palette generator →