#143389#143389

#143389 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.0% C 0.148 H 264.6°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#143389
RGB	rgb(20, 51, 137)
HSL	hsl(224, 75%, 31%)
HSV	hsv(224, 85%, 54%)
CMYK	cmyk(85.4%, 62.8%, 0%, 46.3%)
CIE-LAB	lab(24.71, 23.47, -50.93)
CIE-LCH	lch(24.71, 56.08, 294.74°)
OKLab	oklab(35.97% -0.0138 -0.1474)
OKLCH	oklch(35.97% 0.148 264.6)
XYZ	xyz(5.9861, 4.3218, 24.1808)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143389 #896A14

analogous

#146D89 #143389 #301489

triadic

#143389 #891433 #338914

tetradic

#143389 #89146D #896A14 #148930

square

#143389 #89146D #896A14 #148930

split-complementary

#143389 #893014 #6D8914

monochromatic

#040B1E #0C1F54 #143389 #1C47BE #3663E2

Accessibility & contrast

On white

11.26

#143389 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#143389 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143389

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143389	#FFFFFF	#000000	##FFFFFF
##143389	1.00	11.26	1.86	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408C

Deuteranopia (green-blind)

#003587

Tritanopia (blue-blind)

#004959

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #143389;
/* rgb */ color: rgb(20, 51, 137);
/* oklch */ color: oklch(36.0% 0.148 264.6);

Tailwind

colors: {
  custom: {
    50: '#696aac',
    500: '#143389',
    950: '#000000',
  },
}

SCSS

$custom: #143389;
$custom-light: #696aac;
$custom-dark: #000000;

JSON

{
  "hex": "#143389",
  "rgb": {
    "r": 20,
    "g": 51,
    "b": 137
  },
  "hsl": {
    "h": 224.103,
    "s": 74.522,
    "l": 30.784
  },
  "oklch": {
    "l": 0.35969,
    "c": 0.14804,
    "h": 264.6
  },
  "luminance": 0.04323
}

Semantic roles & 50–950 ramp

primary

#143389

secondary

#BD9B3C

accent

#C037F1

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #143389

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

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