#143A70#143A70

#143A70 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.4% C 0.103 H 257.9°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#143A70
RGB	rgb(20, 58, 112)
HSL	hsl(215, 70%, 26%)
HSV	hsv(215, 82%, 44%)
CMYK	cmyk(82.1%, 48.2%, 0%, 56.1%)
CIE-LAB	lab(24.78, 8.08, -35.05)
CIE-LCH	lch(24.78, 35.97, 282.99°)
OKLab	oklab(35.39% -0.0216 -0.1006)
OKLCH	oklch(35.39% 0.103 257.9)
XYZ	xyz(4.7251, 4.3441, 15.9156)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143A70 #704A14

analogous

#146870 #143A70 #1C1470

triadic

#143A70 #70143A #3A7014

tetradic

#143A70 #701468 #704A14 #14701C

square

#143A70 #701468 #704A14 #14701C

split-complementary

#143A70 #701C14 #687014

monochromatic

#050D1A #0B1F3C #143A70 #1D55A4 #2770D8

Accessibility & contrast

On white

11.24

#143A70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#143A70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143A70

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143A70	#FFFFFF	#000000	##FFFFFF
##143A70	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D3F72

Deuteranopia (green-blind)

#07376F

Tritanopia (blue-blind)

#00474F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #143a70;
/* rgb */ color: rgb(20, 58, 112);
/* oklch */ color: oklch(35.4% 0.103 257.9);

Tailwind

colors: {
  custom: {
    50: '#616f99',
    500: '#143a70',
    950: '#000000',
  },
}

SCSS

$custom: #143a70;
$custom-light: #616f99;
$custom-dark: #000000;

JSON

{
  "hex": "#143a70",
  "rgb": {
    "r": 20,
    "g": 58,
    "b": 112
  },
  "hsl": {
    "h": 215.217,
    "s": 69.697,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35393,
    "c": 0.10286,
    "h": 257.9
  },
  "luminance": 0.04345
}

Semantic roles & 50–950 ramp

primary

#143A70

secondary

#A67939

accent

#A33BED

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #143A70

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

Preview Lab → · Contrast checker → · Palette generator →