#143A76#143A76

#143A76 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 35.9% C 0.112 H 259.4°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#143A76
RGB	rgb(20, 58, 118)
HSL	hsl(217, 71%, 27%)
HSV	hsv(217, 83%, 46%)
CMYK	cmyk(83.1%, 50.8%, 0%, 53.7%)
CIE-LAB	lab(25.21, 10.61, -38.18)
CIE-LCH	lch(25.21, 39.63, 285.53°)
OKLab	oklab(35.86% -0.0205 -0.1098)
OKLCH	oklch(35.86% 0.112 259.4)
XYZ	xyz(5.0704, 4.4822, 17.7340)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143A76 #765014

analogous

#146B76 #143A76 #1F1476

triadic

#143A76 #76143A #3A7614

tetradic

#143A76 #76146B #765014 #14761F

square

#143A76 #76146B #765014 #14761F

split-complementary

#143A76 #761F14 #6B7614

monochromatic

#040D1A #0B2042 #143A76 #1D54AA #2A6EDB

Accessibility & contrast

On white

11.07

#143A76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#143A76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143A76

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143A76	#FFFFFF	#000000	##FFFFFF
##143A76	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#174078

Deuteranopia (green-blind)

#003875

Tritanopia (blue-blind)

#004852

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #143a76;
/* rgb */ color: rgb(20, 58, 118);
/* oklch */ color: oklch(35.9% 0.112 259.4);

Tailwind

colors: {
  custom: {
    50: '#636f9e',
    500: '#143a76',
    950: '#000000',
  },
}

SCSS

$custom: #143a76;
$custom-light: #636f9e;
$custom-dark: #000000;

JSON

{
  "hex": "#143a76",
  "rgb": {
    "r": 20,
    "g": 58,
    "b": 118
  },
  "hsl": {
    "h": 216.735,
    "s": 71.014,
    "l": 27.059
  },
  "oklch": {
    "l": 0.35859,
    "c": 0.11168,
    "h": 259.4
  },
  "luminance": 0.04483
}

Semantic roles & 50–950 ramp

primary

#143A76

secondary

#AC803A

accent

#A83AEE

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #143A76

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

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