#143D6C#143D6C

#143D6C is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 35.8% C 0.093 H 254.3°. Best body text is #FFFFFF at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#143D6C
RGB	rgb(20, 61, 108)
HSL	hsl(212, 69%, 25%)
HSV	hsv(212, 81%, 42%)
CMYK	cmyk(81.5%, 43.5%, 0%, 57.6%)
CIE-LAB	lab(25.47, 4.30, -31.38)
CIE-LCH	lch(25.47, 31.68, 277.80°)
OKLab	oklab(35.84% -0.0252 -0.0897)
OKLCH	oklch(35.84% 0.093 254.3)
XYZ	xyz(4.6630, 4.5684, 14.8205)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143D6C #6C4314

analogous

#14696C #143D6C #17146C

triadic

#143D6C #6C143D #3D6C14

tetradic

#143D6C #6C1469 #6C4314 #146C17

square

#143D6C #6C1469 #6C4314 #146C17

split-complementary

#143D6C #6C1714 #696C14

monochromatic

#050F1A #0A2038 #143D6C #1E5AA0 #2777D3

Accessibility & contrast

On white

10.97

#143D6C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#143D6C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143D6C

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143D6C	#FFFFFF	#000000	##FFFFFF
##143D6C	1.00	10.97	1.91	10.97
#FFFFFF	10.97	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26416E

Deuteranopia (green-blind)

#17396B

Tritanopia (blue-blind)

#00484F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #143d6c;
/* rgb */ color: rgb(20, 61, 108);
/* oklch */ color: oklch(35.8% 0.093 254.3);

Tailwind

colors: {
  custom: {
    50: '#607296',
    500: '#143d6c',
    950: '#000000',
  },
}

SCSS

$custom: #143d6c;
$custom-light: #607296;
$custom-dark: #000000;

JSON

{
  "hex": "#143d6c",
  "rgb": {
    "r": 20,
    "g": 61,
    "b": 108
  },
  "hsl": {
    "h": 212.045,
    "s": 68.75,
    "l": 25.098
  },
  "oklch": {
    "l": 0.35841,
    "c": 0.09322,
    "h": 254.3
  },
  "luminance": 0.04569
}

Semantic roles & 50–950 ramp

primary

#143D6C

secondary

#A37239

accent

#9A3CEC

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#05070D

muted

#7A7A7E

Preview Lab

Preview with #143D6C

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

Preview Lab → · Contrast checker → · Palette generator →