#143C52#143C52

#143C52 is a dark, muted cyan. Relative luminance 0.040; OKLCH L 33.9% C 0.059 H 236.4°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#143C52
RGB	rgb(20, 60, 82)
HSL	hsl(201, 61%, 20%)
HSV	hsv(201, 76%, 32%)
CMYK	cmyk(75.6%, 26.8%, 0%, 67.8%)
CIE-LAB	lab(23.64, -5.67, -17.37)
CIE-LCH	lch(23.64, 18.28, 251.93°)
OKLab	oklab(33.91% -0.0325 -0.0489)
OKLCH	oklch(33.91% 0.059 236.4)
XYZ	xyz(3.4267, 3.9893, 8.5704)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143C52 #522A14

analogous

#145249 #143C52 #141D52

triadic

#143C52 #52143C #3C5214

tetradic

#143C52 #491452 #522A14 #1D5214

square

#143C52 #491452 #522A14 #1D5214

split-complementary

#143C52 #52141D #524914

monochromatic

#061219 #081821 #143C52 #206083 #2C84B4

Accessibility & contrast

On white

11.68

#143C52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#143C52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143C52

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143C52	#FFFFFF	#000000	##FFFFFF
##143C52	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323C53

Deuteranopia (green-blind)

#293652

Tritanopia (blue-blind)

#004243

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #143c52;
/* rgb */ color: rgb(20, 60, 82);
/* oklch */ color: oklch(33.9% 0.059 236.4);

Tailwind

colors: {
  custom: {
    50: '#5b7182',
    500: '#143c52',
    950: '#000000',
  },
}

SCSS

$custom: #143c52;
$custom-light: #5b7182;
$custom-dark: #000000;

JSON

{
  "hex": "#143c52",
  "rgb": {
    "r": 20,
    "g": 60,
    "b": 82
  },
  "hsl": {
    "h": 201.29,
    "s": 60.784,
    "l": 20
  },
  "oklch": {
    "l": 0.33911,
    "c": 0.0587,
    "h": 236.4
  },
  "luminance": 0.0399
}

Semantic roles & 50–950 ramp

primary

#143C52

secondary

#8A5538

accent

#7D44E4

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070A

muted

#797A7C

Preview Lab

Preview with #143C52

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

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