#143D56#143D56

#143D56 is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.4% C 0.063 H 239.3°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#143D56
RGB	rgb(20, 61, 86)
HSL	hsl(203, 62%, 21%)
HSV	hsv(203, 77%, 34%)
CMYK	cmyk(76.7%, 29.1%, 0%, 66.3%)
CIE-LAB	lab(24.19, -4.74, -19.15)
CIE-LCH	lch(24.19, 19.73, 256.10°)
OKLab	oklab(34.42% -0.0321 -0.054)
OKLCH	oklch(34.42% 0.063 239.3)
XYZ	xyz(3.6363, 4.1577, 9.4132)
Luminance	0.0416 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143D56 #562D14

analogous

#14564E #143D56 #141C56

triadic

#143D56 #56143D #3D5614

tetradic

#143D56 #4E1456 #562D14 #1C5614

square

#143D56 #4E1456 #562D14 #1C5614

split-complementary

#143D56 #56141C #564E14

monochromatic

#061219 #081A24 #143D56 #206088 #2B83B9

Accessibility & contrast

On white

11.47

#143D56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#143D56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143D56

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143D56	#FFFFFF	#000000	##FFFFFF
##143D56	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313D57

Deuteranopia (green-blind)

#283756

Tritanopia (blue-blind)

#004346

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #143d56;
/* rgb */ color: rgb(20, 61, 86);
/* oklch */ color: oklch(34.4% 0.063 239.3);

Tailwind

colors: {
  custom: {
    50: '#5b7285',
    500: '#143d56',
    950: '#000000',
  },
}

SCSS

$custom: #143d56;
$custom-light: #5b7285;
$custom-dark: #000000;

JSON

{
  "hex": "#143d56",
  "rgb": {
    "r": 20,
    "g": 61,
    "b": 86
  },
  "hsl": {
    "h": 202.727,
    "s": 62.264,
    "l": 20.784
  },
  "oklch": {
    "l": 0.34416,
    "c": 0.06283,
    "h": 239.3
  },
  "luminance": 0.04158
}

Semantic roles & 50–950 ramp

primary

#143D56

secondary

#8E5838

accent

#8042E5

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #143D56

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

Preview Lab → · Contrast checker → · Palette generator →