#143E53#143E53

#143E53 is a dark, muted cyan. Relative luminance 0.042; OKLCH L 34.5% C 0.059 H 234.0°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#143E53
RGB	rgb(20, 62, 83)
HSL	hsl(200, 61%, 20%)
HSV	hsv(200, 76%, 33%)
CMYK	cmyk(75.9%, 25.3%, 0%, 67.5%)
CIE-LAB	lab(24.38, -6.57, -16.88)
CIE-LCH	lch(24.38, 18.11, 248.72°)
OKLab	oklab(34.52% -0.0345 -0.0474)
OKLCH	oklch(34.52% 0.059 234)
XYZ	xyz(3.5718, 4.2181, 8.8079)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143E53 #532914

analogous

#145348 #143E53 #141E53

triadic

#143E53 #53143E #3E5314

tetradic

#143E53 #481453 #532914 #1E5314

square

#143E53 #481453 #532914 #1E5314

split-complementary

#143E53 #53141E #534814

monochromatic

#061219 #081922 #143E53 #206384 #2C88B6

Accessibility & contrast

On white

11.39

#143E53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#143E53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143E53

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143E53	#FFFFFF	#000000	##FFFFFF
##143E53	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343D54

Deuteranopia (green-blind)

#2B3753

Tritanopia (blue-blind)

#004445

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #143e53;
/* rgb */ color: rgb(20, 62, 83);
/* oklch */ color: oklch(34.5% 0.059 234.0);

Tailwind

colors: {
  custom: {
    50: '#5b7383',
    500: '#143e53',
    950: '#000000',
  },
}

SCSS

$custom: #143e53;
$custom-light: #5b7383;
$custom-dark: #000000;

JSON

{
  "hex": "#143e53",
  "rgb": {
    "r": 20,
    "g": 62,
    "b": 83
  },
  "hsl": {
    "h": 200,
    "s": 61.165,
    "l": 20.196
  },
  "oklch": {
    "l": 0.3452,
    "c": 0.05862,
    "h": 234
  },
  "luminance": 0.04219
}

Semantic roles & 50–950 ramp

primary

#143E53

secondary

#8B5338

accent

#7944E4

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080A

muted

#797B7C

Preview Lab

Preview with #143E53

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

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