#143371#143371

#143371 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.8% C 0.114 H 262.2°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#143371
RGB	rgb(20, 51, 113)
HSL	hsl(220, 70%, 26%)
HSV	hsv(220, 82%, 44%)
CMYK	cmyk(82.3%, 54.9%, 0%, 55.7%)
CIE-LAB	lab(22.68, 13.50, -39.07)
CIE-LCH	lch(22.68, 41.34, 289.07°)
OKLab	oklab(33.81% -0.0154 -0.1125)
OKLCH	oklch(33.81% 0.114 262.2)
XYZ	xyz(4.4519, 3.7081, 16.1007)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143371 #715214

analogous

#146171 #143371 #231471

triadic

#143371 #711433 #337114

tetradic

#143371 #711461 #715214 #147123

square

#143371 #711461 #715214 #147123

split-complementary

#143371 #712314 #617114

monochromatic

#050C1A #0B1C3D #143371 #1D4AA5 #2762D9

Accessibility & contrast

On white

12.06

#143371 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#143371 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143371

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143371	#FFFFFF	#000000	##FFFFFF
##143371	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#073B73

Deuteranopia (green-blind)

#003270

Tritanopia (blue-blind)

#00424C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #143371;
/* rgb */ color: rgb(20, 51, 113);
/* oklch */ color: oklch(33.8% 0.114 262.2);

Tailwind

colors: {
  custom: {
    50: '#626a9a',
    500: '#143371',
    950: '#000000',
  },
}

SCSS

$custom: #143371;
$custom-light: #626a9a;
$custom-dark: #000000;

JSON

{
  "hex": "#143371",
  "rgb": {
    "r": 20,
    "g": 51,
    "b": 113
  },
  "hsl": {
    "h": 220,
    "s": 69.925,
    "l": 26.078
  },
  "oklch": {
    "l": 0.3381,
    "c": 0.1136,
    "h": 262.2
  },
  "luminance": 0.03709
}

Semantic roles & 50–950 ramp

primary

#143371

secondary

#A78339

accent

#B23BED

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #143371

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

Preview Lab → · Contrast checker → · Palette generator →