#143177#143177

#143177 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 33.9% C 0.125 H 263.9°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#143177
RGB	rgb(20, 49, 119)
HSL	hsl(222, 71%, 27%)
HSV	hsv(222, 83%, 47%)
CMYK	cmyk(83.2%, 58.8%, 0%, 53.3%)
CIE-LAB	lab(22.57, 17.46, -43.08)
CIE-LCH	lch(22.57, 46.48, 292.07°)
OKLab	oklab(33.88% -0.0133 -0.1244)
OKLCH	oklch(33.88% 0.125 263.9)
XYZ	xyz(4.7154, 3.6767, 17.9103)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143177 #775A14

analogous

#146377 #143177 #281477

triadic

#143177 #771431 #317714

tetradic

#143177 #771463 #775A14 #147728

square

#143177 #771463 #775A14 #147728

split-complementary

#143177 #772814 #637714

monochromatic

#040B1A #0B1B43 #143177 #1D47AB #2A5EDB

Accessibility & contrast

On white

12.10

#143177 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#143177 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143177

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143177	#FFFFFF	#000000	##FFFFFF
##143177	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B79

Deuteranopia (green-blind)

#003276

Tritanopia (blue-blind)

#00424F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #143177;
/* rgb */ color: rgb(20, 49, 119);
/* oklch */ color: oklch(33.9% 0.125 263.9);

Tailwind

colors: {
  custom: {
    50: '#64689f',
    500: '#143177',
    950: '#000000',
  },
}

SCSS

$custom: #143177;
$custom-light: #64689f;
$custom-dark: #000000;

JSON

{
  "hex": "#143177",
  "rgb": {
    "r": 20,
    "g": 49,
    "b": 119
  },
  "hsl": {
    "h": 222.424,
    "s": 71.223,
    "l": 27.255
  },
  "oklch": {
    "l": 0.33881,
    "c": 0.1251,
    "h": 263.9
  },
  "luminance": 0.03677
}

Semantic roles & 50–950 ramp

primary

#143177

secondary

#AD8B3A

accent

#B93AEE

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #143177

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

Preview Lab → · Contrast checker → · Palette generator →