#143557#143557

#143557 is a dark, moderate cyan. Relative luminance 0.034; OKLCH L 32.3% C 0.072 H 251.6°. Best body text is #FFFFFF at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#143557
RGB	rgb(20, 53, 87)
HSL	hsl(210, 63%, 21%)
HSV	hsv(210, 77%, 34%)
CMYK	cmyk(77%, 39.1%, 0%, 65.9%)
CIE-LAB	lab(21.52, 1.10, -24.01)
CIE-LCH	lch(21.52, 24.03, 272.63°)
OKLab	oklab(32.33% -0.0227 -0.0683)
OKLCH	oklch(32.33% 0.072 251.6)
XYZ	xyz(3.2813, 3.3827, 9.4950)
Luminance	0.0338 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143557 #573614

analogous

#145657 #143557 #141457

triadic

#143557 #571435 #355714

tetradic

#143557 #571456 #573614 #145714

square

#143557 #571456 #573614 #145714

split-complementary

#143557 #571414 #565714

monochromatic

#060F19 #091725 #143557 #1F5389 #2B72BB

Accessibility & contrast

On white

12.53

#143557 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#143557 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143557

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143557	#FFFFFF	#000000	##FFFFFF
##143557	1.00	12.53	1.68	12.53
#FFFFFF	12.53	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263758

Deuteranopia (green-blind)

#1C3156

Tritanopia (blue-blind)

#003D41

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #143557;
/* rgb */ color: rgb(20, 53, 87);
/* oklch */ color: oklch(32.3% 0.072 251.6);

Tailwind

colors: {
  custom: {
    50: '#5b6b86',
    500: '#143557',
    950: '#000000',
  },
}

SCSS

$custom: #143557;
$custom-light: #5b6b86;
$custom-dark: #000000;

JSON

{
  "hex": "#143557",
  "rgb": {
    "r": 20,
    "g": 53,
    "b": 87
  },
  "hsl": {
    "h": 210.448,
    "s": 62.617,
    "l": 20.98
  },
  "oklch": {
    "l": 0.32329,
    "c": 0.07194,
    "h": 251.6
  },
  "luminance": 0.03383
}

Semantic roles & 50–950 ramp

primary

#143557

secondary

#8F6438

accent

#9542E6

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #143557

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

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