#143E7E#143E7E

#143E7E is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.4% C 0.118 H 259.0°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#143E7E
RGB	rgb(20, 62, 126)
HSL	hsl(216, 73%, 29%)
HSV	hsv(216, 84%, 49%)
CMYK	cmyk(84.1%, 50.8%, 0%, 50.6%)
CIE-LAB	lab(27.02, 11.16, -40.30)
CIE-LCH	lch(27.02, 41.82, 285.47°)
OKLab	oklab(37.44% -0.0225 -0.1159)
OKLCH	oklch(37.44% 0.118 259)
XYZ	xyz(5.7756, 5.0996, 20.4145)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143E7E #7E5414

analogous

#14737E #143E7E #1F147E

triadic

#143E7E #7E143E #3E7E14

tetradic

#143E7E #7E1473 #7E5414 #147E1F

square

#143E7E #7E1473 #7E5414 #147E1F

split-complementary

#143E7E #7E1F14 #737E14

monochromatic

#040D1A #0C2449 #143E7E #1C58B3 #2E74DE

Accessibility & contrast

On white

10.40

#143E7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#143E7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143E7E

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143E7E	#FFFFFF	#000000	##FFFFFF
##143E7E	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#184580

Deuteranopia (green-blind)

#003B7D

Tritanopia (blue-blind)

#004D58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #143e7e;
/* rgb */ color: rgb(20, 62, 126);
/* oklch */ color: oklch(37.4% 0.118 259.0);

Tailwind

colors: {
  custom: {
    50: '#6572a4',
    500: '#143e7e',
    950: '#000000',
  },
}

SCSS

$custom: #143e7e;
$custom-light: #6572a4;
$custom-dark: #000000;

JSON

{
  "hex": "#143e7e",
  "rgb": {
    "r": 20,
    "g": 62,
    "b": 126
  },
  "hsl": {
    "h": 216.226,
    "s": 72.603,
    "l": 28.627
  },
  "oklch": {
    "l": 0.37435,
    "c": 0.11811,
    "h": 259
  },
  "luminance": 0.051
}

Semantic roles & 50–950 ramp

primary

#143E7E

secondary

#B3833A

accent

#A738EF

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #143E7E

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

Preview Lab → · Contrast checker → · Palette generator →