#143C6F#143C6F

#143C6F is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.8% C 0.099 H 256.2°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#143C6F
RGB	rgb(20, 60, 111)
HSL	hsl(214, 69%, 26%)
HSV	hsv(214, 82%, 44%)
CMYK	cmyk(82%, 45.9%, 0%, 56.5%)
CIE-LAB	lab(25.34, 6.25, -33.50)
CIE-LCH	lch(25.34, 34.08, 280.57°)
OKLab	oklab(35.81% -0.0236 -0.096)
OKLCH	oklch(35.81% 0.099 256.2)
XYZ	xyz(4.7725, 4.5276, 15.6582)
Luminance	0.0453 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143C6F #6F4714

analogous

#14696F #143C6F #19146F

triadic

#143C6F #6F143C #3C6F14

tetradic

#143C6F #6F1469 #6F4714 #146F19

square

#143C6F #6F1469 #6F4714 #146F19

split-complementary

#143C6F #6F1914 #696F14

monochromatic

#050E1A #0B203B #143C6F #1D58A3 #2774D7

Accessibility & contrast

On white

11.02

#143C6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#143C6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143C6F

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143C6F	#FFFFFF	#000000	##FFFFFF
##143C6F	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#224171

Deuteranopia (green-blind)

#10386E

Tritanopia (blue-blind)

#004850

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #143c6f;
/* rgb */ color: rgb(20, 60, 111);
/* oklch */ color: oklch(35.8% 0.099 256.2);

Tailwind

colors: {
  custom: {
    50: '#617199',
    500: '#143c6f',
    950: '#000000',
  },
}

SCSS

$custom: #143c6f;
$custom-light: #617199;
$custom-dark: #000000;

JSON

{
  "hex": "#143c6f",
  "rgb": {
    "r": 20,
    "g": 60,
    "b": 111
  },
  "hsl": {
    "h": 213.626,
    "s": 69.466,
    "l": 25.686
  },
  "oklch": {
    "l": 0.35809,
    "c": 0.09884,
    "h": 256.2
  },
  "luminance": 0.04528
}

Semantic roles & 50–950 ramp

primary

#143C6F

secondary

#A67639

accent

#9F3CEC

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #143C6F

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

Preview Lab → · Contrast checker → · Palette generator →