#143A6B#143A6B

#143A6B is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 35.0% C 0.095 H 256.3°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#143A6B
RGB	rgb(20, 58, 107)
HSL	hsl(214, 69%, 25%)
HSV	hsv(214, 81%, 42%)
CMYK	cmyk(81.3%, 45.8%, 0%, 58%)
CIE-LAB	lab(24.44, 5.97, -32.39)
CIE-LCH	lch(24.44, 32.94, 280.45°)
OKLab	oklab(35.02% -0.0226 -0.0928)
OKLCH	oklch(35.02% 0.095 256.3)
XYZ	xyz(4.4544, 4.2359, 14.4899)
Luminance	0.0424 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143A6B #6B4514

analogous

#14666B #143A6B #19146B

triadic

#143A6B #6B143A #3A6B14

tetradic

#143A6B #6B1466 #6B4514 #146B19

square

#143A6B #6B1466 #6B4514 #146B19

split-complementary

#143A6B #6B1914 #666B14

monochromatic

#050E1A #0A1E37 #143A6B #1E569F #2772D2

Accessibility & contrast

On white

11.37

#143A6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#143A6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143A6B

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143A6B	#FFFFFF	#000000	##FFFFFF
##143A6B	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#213E6D

Deuteranopia (green-blind)

#11366A

Tritanopia (blue-blind)

#00464D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #143a6b;
/* rgb */ color: rgb(20, 58, 107);
/* oklch */ color: oklch(35.0% 0.095 256.3);

Tailwind

colors: {
  custom: {
    50: '#606f96',
    500: '#143a6b',
    950: '#000000',
  },
}

SCSS

$custom: #143a6b;
$custom-light: #606f96;
$custom-dark: #000000;

JSON

{
  "hex": "#143a6b",
  "rgb": {
    "r": 20,
    "g": 58,
    "b": 107
  },
  "hsl": {
    "h": 213.793,
    "s": 68.504,
    "l": 24.902
  },
  "oklch": {
    "l": 0.35019,
    "c": 0.09548,
    "h": 256.3
  },
  "luminance": 0.04236
}

Semantic roles & 50–950 ramp

primary

#143A6B

secondary

#A27439

accent

#9F3CEB

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#05070D

muted

#7A7A7E

Preview Lab

Preview with #143A6B

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

Preview Lab → · Contrast checker → · Palette generator →