#143657#143657

#143657 is a dark, moderate cyan. Relative luminance 0.035; OKLCH L 32.6% C 0.071 H 250.3°. Best body text is #FFFFFF at 12.39:1 contrast (WCAG AA passes).

Color values

HEX	#143657
RGB	rgb(20, 54, 87)
HSL	hsl(210, 63%, 21%)
HSV	hsv(210, 77%, 34%)
CMYK	cmyk(77%, 37.9%, 0%, 65.9%)
CIE-LAB	lab(21.85, 0.40, -23.47)
CIE-LCH	lch(21.85, 23.48, 270.99°)
OKLab	oklab(32.59% -0.0238 -0.0667)
OKLCH	oklch(32.59% 0.071 250.3)
XYZ	xyz(3.3273, 3.4748, 9.5103)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143657 #573514

analogous

#145756 #143657 #141457

triadic

#143657 #571436 #365714

tetradic

#143657 #561457 #573514 #145714

square

#143657 #561457 #573514 #145714

split-complementary

#143657 #571414 #575614

monochromatic

#060F19 #091725 #143657 #1F5589 #2B74BB

Accessibility & contrast

On white

12.39

#143657 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#143657 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143657

12.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143657	#FFFFFF	#000000	##FFFFFF
##143657	1.00	12.39	1.70	12.39
#FFFFFF	12.39	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273858

Deuteranopia (green-blind)

#1D3156

Tritanopia (blue-blind)

#003E42

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #143657;
/* rgb */ color: rgb(20, 54, 87);
/* oklch */ color: oklch(32.6% 0.071 250.3);

Tailwind

colors: {
  custom: {
    50: '#5b6c86',
    500: '#143657',
    950: '#000000',
  },
}

SCSS

$custom: #143657;
$custom-light: #5b6c86;
$custom-dark: #000000;

JSON

{
  "hex": "#143657",
  "rgb": {
    "r": 20,
    "g": 54,
    "b": 87
  },
  "hsl": {
    "h": 209.552,
    "s": 62.617,
    "l": 20.98
  },
  "oklch": {
    "l": 0.32593,
    "c": 0.07081,
    "h": 250.3
  },
  "luminance": 0.03475
}

Semantic roles & 50–950 ramp

primary

#143657

secondary

#8F6338

accent

#9342E6

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #143657

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

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