#143589#143589

#143589 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.4% C 0.145 H 264.1°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#143589
RGB	rgb(20, 53, 137)
HSL	hsl(223, 75%, 31%)
HSV	hsv(223, 85%, 54%)
CMYK	cmyk(85.4%, 61.3%, 0%, 46.3%)
CIE-LAB	lab(25.26, 22.07, -50.03)
CIE-LCH	lch(25.26, 54.68, 293.80°)
OKLab	oklab(36.38% -0.015 -0.1447)
OKLCH	oklch(36.38% 0.145 264.1)
XYZ	xyz(6.0753, 4.5003, 24.2105)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143589 #896814

analogous

#146F89 #143589 #2D1489

triadic

#143589 #891435 #358914

tetradic

#143589 #89146F #896814 #14892D

square

#143589 #89146F #896814 #14892D

split-complementary

#143589 #892D14 #6F8914

monochromatic

#040C1E #0C2054 #143589 #1C4ABE #3666E2

Accessibility & contrast

On white

11.05

#143589 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#143589 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143589

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143589	#FFFFFF	#000000	##FFFFFF
##143589	1.00	11.05	1.90	11.05
#FFFFFF	11.05	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00418C

Deuteranopia (green-blind)

#003787

Tritanopia (blue-blind)

#004B59

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #143589;
/* rgb */ color: rgb(20, 53, 137);
/* oklch */ color: oklch(36.4% 0.145 264.1);

Tailwind

colors: {
  custom: {
    50: '#696bac',
    500: '#143589',
    950: '#000000',
  },
}

SCSS

$custom: #143589;
$custom-light: #696bac;
$custom-dark: #000000;

JSON

{
  "hex": "#143589",
  "rgb": {
    "r": 20,
    "g": 53,
    "b": 137
  },
  "hsl": {
    "h": 223.077,
    "s": 74.522,
    "l": 30.784
  },
  "oklch": {
    "l": 0.36381,
    "c": 0.14549,
    "h": 264.1
  },
  "luminance": 0.04501
}

Semantic roles & 50–950 ramp

primary

#143589

secondary

#BD993C

accent

#BD37F1

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #143589

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

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