#143C50#143C50

#143C50 is a dark, muted cyan. Relative luminance 0.040; OKLCH L 33.8% C 0.056 H 233.8°. Best body text is #FFFFFF at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#143C50
RGB	rgb(20, 60, 80)
HSL	hsl(200, 60%, 20%)
HSV	hsv(200, 75%, 31%)
CMYK	cmyk(75%, 25%, 0%, 68.6%)
CIE-LAB	lab(23.54, -6.45, -16.21)
CIE-LCH	lch(23.54, 17.45, 248.29°)
OKLab	oklab(33.8% -0.0333 -0.0455)
OKLCH	oklch(33.8% 0.056 233.8)
XYZ	xyz(3.3517, 3.9593, 8.1754)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143C50 #502814

analogous

#145046 #143C50 #141E50

triadic

#143C50 #50143C #3C5014

tetradic

#143C50 #461450 #502814 #1E5014

square

#143C50 #461450 #502814 #1E5014

split-complementary

#143C50 #50141E #504614

monochromatic

#061218 #08171F #143C50 #206181 #2C85B2

Accessibility & contrast

On white

11.72

#143C50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#143C50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143C50

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143C50	#FFFFFF	#000000	##FFFFFF
##143C50	1.00	11.72	1.79	11.72
#FFFFFF	11.72	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323B51

Deuteranopia (green-blind)

#2A3550

Tritanopia (blue-blind)

#004143

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #143c50;
/* rgb */ color: rgb(20, 60, 80);
/* oklch */ color: oklch(33.8% 0.056 233.8);

Tailwind

colors: {
  custom: {
    50: '#5a7181',
    500: '#143c50',
    950: '#000000',
  },
}

SCSS

$custom: #143c50;
$custom-light: #5a7181;
$custom-dark: #000000;

JSON

{
  "hex": "#143c50",
  "rgb": {
    "r": 20,
    "g": 60,
    "b": 80
  },
  "hsl": {
    "h": 200,
    "s": 60,
    "l": 19.608
  },
  "oklch": {
    "l": 0.33799,
    "c": 0.05641,
    "h": 233.8
  },
  "luminance": 0.0396
}

Semantic roles & 50–950 ramp

primary

#143C50

secondary

#885238

accent

#7945E3

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#04070A

muted

#797A7C

Preview Lab

Preview with #143C50

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

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