#143A54#143A54

#143A54 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.5% C 0.063 H 242.0°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#143A54
RGB	rgb(20, 58, 84)
HSL	hsl(204, 62%, 20%)
HSV	hsv(204, 76%, 33%)
CMYK	cmyk(76.2%, 31%, 0%, 67.1%)
CIE-LAB	lab(23.05, -3.55, -19.61)
CIE-LCH	lch(23.05, 19.93, 259.75°)
OKLab	oklab(33.48% -0.0294 -0.0554)
OKLCH	oklch(33.48% 0.063 242)
XYZ	xyz(3.4012, 3.8146, 8.9428)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143A54 #542E14

analogous

#14544E #143A54 #141A54

triadic

#143A54 #54143A #3A5414

tetradic

#143A54 #4E1454 #542E14 #1A5414

square

#143A54 #4E1454 #542E14 #1A5414

split-complementary

#143A54 #54141A #544E14

monochromatic

#061119 #081823 #143A54 #205C85 #2C7EB7

Accessibility & contrast

On white

11.91

#143A54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#143A54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143A54

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143A54	#FFFFFF	#000000	##FFFFFF
##143A54	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3A55

Deuteranopia (green-blind)

#253454

Tritanopia (blue-blind)

#004043

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #143a54;
/* rgb */ color: rgb(20, 58, 84);
/* oklch */ color: oklch(33.5% 0.063 242.0);

Tailwind

colors: {
  custom: {
    50: '#5b7084',
    500: '#143a54',
    950: '#000000',
  },
}

SCSS

$custom: #143a54;
$custom-light: #5b7084;
$custom-dark: #000000;

JSON

{
  "hex": "#143a54",
  "rgb": {
    "r": 20,
    "g": 58,
    "b": 84
  },
  "hsl": {
    "h": 204.375,
    "s": 61.538,
    "l": 20.392
  },
  "oklch": {
    "l": 0.3348,
    "c": 0.06269,
    "h": 242
  },
  "luminance": 0.03815
}

Semantic roles & 50–950 ramp

primary

#143A54

secondary

#8C5A38

accent

#8543E5

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #143A54

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

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