#143B56#143B56

#143B56 is a dark, moderate cyan. Relative luminance 0.039; OKLCH L 33.9% C 0.064 H 242.4°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#143B56
RGB	rgb(20, 59, 86)
HSL	hsl(205, 62%, 21%)
HSV	hsv(205, 77%, 34%)
CMYK	cmyk(76.7%, 31.4%, 0%, 66.3%)
CIE-LAB	lab(23.50, -3.41, -20.22)
CIE-LCH	lch(23.50, 20.51, 260.43°)
OKLab	oklab(33.87% -0.0298 -0.0571)
OKLCH	oklch(33.87% 0.064 242.4)
XYZ	xyz(3.5315, 3.9481, 9.3782)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143B56 #562F14

analogous

#145650 #143B56 #141A56

triadic

#143B56 #56143B #3B5614

tetradic

#143B56 #501456 #562F14 #1A5614

square

#143B56 #501456 #562F14 #1A5614

split-complementary

#143B56 #56141A #565014

monochromatic

#061119 #081924 #143B56 #205D88 #2B7FB9

Accessibility & contrast

On white

11.73

#143B56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#143B56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143B56

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143B56	#FFFFFF	#000000	##FFFFFF
##143B56	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3B57

Deuteranopia (green-blind)

#263556

Tritanopia (blue-blind)

#004244

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #143b56;
/* rgb */ color: rgb(20, 59, 86);
/* oklch */ color: oklch(33.9% 0.064 242.4);

Tailwind

colors: {
  custom: {
    50: '#5b7085',
    500: '#143b56',
    950: '#000000',
  },
}

SCSS

$custom: #143b56;
$custom-light: #5b7085;
$custom-dark: #000000;

JSON

{
  "hex": "#143b56",
  "rgb": {
    "r": 20,
    "g": 59,
    "b": 86
  },
  "hsl": {
    "h": 204.545,
    "s": 62.264,
    "l": 20.784
  },
  "oklch": {
    "l": 0.33872,
    "c": 0.06445,
    "h": 242.4
  },
  "luminance": 0.03949
}

Semantic roles & 50–950 ramp

primary

#143B56

secondary

#8E5B38

accent

#8542E5

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #143B56

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

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