#143963#143963

#143963 is a dark, moderate cyan. Relative luminance 0.040; OKLCH L 34.2% C 0.085 H 253.9°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#143963
RGB	rgb(20, 57, 99)
HSL	hsl(212, 66%, 23%)
HSV	hsv(212, 80%, 39%)
CMYK	cmyk(79.8%, 42.4%, 0%, 61.2%)
CIE-LAB	lab(23.59, 3.31, -28.58)
CIE-LCH	lch(23.59, 28.77, 276.61°)
OKLab	oklab(34.19% -0.0236 -0.0816)
OKLCH	oklch(34.19% 0.085 253.9)
XYZ	xyz(4.0029, 3.9754, 12.3583)
Luminance	0.0398 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143963 #633E14

analogous

#146063 #143963 #161463

triadic

#143963 #631439 #396314

tetradic

#143963 #631460 #633E14 #146316

square

#143963 #631460 #633E14 #146316

split-complementary

#143963 #631614 #606314

monochromatic

#050F19 #0A1C30 #143963 #1E5696 #2974C9

Accessibility & contrast

On white

11.70

#143963 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#143963 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143963

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143963	#FFFFFF	#000000	##FFFFFF
##143963	1.00	11.70	1.80	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#253C65

Deuteranopia (green-blind)

#183562

Tritanopia (blue-blind)

#004349

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #143963;
/* rgb */ color: rgb(20, 57, 99);
/* oklch */ color: oklch(34.2% 0.085 253.9);

Tailwind

colors: {
  custom: {
    50: '#5e6f90',
    500: '#143963',
    950: '#000000',
  },
}

SCSS

$custom: #143963;
$custom-light: #5e6f90;
$custom-dark: #000000;

JSON

{
  "hex": "#143963",
  "rgb": {
    "r": 20,
    "g": 57,
    "b": 99
  },
  "hsl": {
    "h": 211.899,
    "s": 66.387,
    "l": 23.333
  },
  "oklch": {
    "l": 0.34192,
    "c": 0.08491,
    "h": 253.9
  },
  "luminance": 0.03976
}

Semantic roles & 50–950 ramp

primary

#143963

secondary

#9A6C38

accent

#993EE9

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #143963

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

Preview Lab → · Contrast checker → · Palette generator →