#143E7F#143E7F

#143E7F is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.5% C 0.120 H 259.2°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#143E7F
RGB	rgb(20, 62, 127)
HSL	hsl(216, 73%, 29%)
HSV	hsv(216, 84%, 50%)
CMYK	cmyk(84.3%, 51.2%, 0%, 50.2%)
CIE-LAB	lab(27.09, 11.57, -40.81)
CIE-LCH	lch(27.09, 42.42, 285.83°)
OKLab	oklab(37.51% -0.0223 -0.1174)
OKLCH	oklch(37.51% 0.12 259.2)
XYZ	xyz(5.8405, 5.1256, 20.7561)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143E7F #7F5514

analogous

#14747F #143E7F #20147F

triadic

#143E7F #7F143E #3E7F14

tetradic

#143E7F #7F1474 #7F5514 #147F20

square

#143E7F #7F1474 #7F5514 #147F20

split-complementary

#143E7F #7F2014 #747F14

monochromatic

#040D1A #0C244A #143E7F #1C58B4 #2F74DE

Accessibility & contrast

On white

10.37

#143E7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#143E7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143E7F

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143E7F	#FFFFFF	#000000	##FFFFFF
##143E7F	1.00	10.37	2.03	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#164581

Deuteranopia (green-blind)

#003B7E

Tritanopia (blue-blind)

#004E58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #143e7f;
/* rgb */ color: rgb(20, 62, 127);
/* oklch */ color: oklch(37.5% 0.120 259.2);

Tailwind

colors: {
  custom: {
    50: '#6572a5',
    500: '#143e7f',
    950: '#000000',
  },
}

SCSS

$custom: #143e7f;
$custom-light: #6572a5;
$custom-dark: #000000;

JSON

{
  "hex": "#143e7f",
  "rgb": {
    "r": 20,
    "g": 62,
    "b": 127
  },
  "hsl": {
    "h": 216.449,
    "s": 72.789,
    "l": 28.824
  },
  "oklch": {
    "l": 0.37514,
    "c": 0.11955,
    "h": 259.2
  },
  "luminance": 0.05126
}

Semantic roles & 50–950 ramp

primary

#143E7F

secondary

#B4843B

accent

#A838EF

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #143E7F

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

Preview Lab → · Contrast checker → · Palette generator →