#143C71#143C71

#143C71 is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 36.0% C 0.102 H 256.8°. Best body text is #FFFFFF at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#143C71
RGB	rgb(20, 60, 113)
HSL	hsl(214, 70%, 26%)
HSV	hsv(214, 82%, 44%)
CMYK	cmyk(82.3%, 46.9%, 0%, 55.7%)
CIE-LAB	lab(25.48, 7.10, -34.56)
CIE-LCH	lch(25.48, 35.28, 281.60°)
OKLab	oklab(35.96% -0.0232 -0.0991)
OKLCH	oklch(35.96% 0.102 256.8)
XYZ	xyz(4.8839, 4.5721, 16.2447)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143C71 #714914

analogous

#146A71 #143C71 #1B1471

triadic

#143C71 #71143C #3C7114

tetradic

#143C71 #71146A #714914 #14711B

square

#143C71 #71146A #714914 #14711B

split-complementary

#143C71 #711B14 #6A7114

monochromatic

#050E1A #0B203D #143C71 #1D58A5 #2773D9

Accessibility & contrast

On white

10.97

#143C71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#143C71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143C71

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143C71	#FFFFFF	#000000	##FFFFFF
##143C71	1.00	10.97	1.91	10.97
#FFFFFF	10.97	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204173

Deuteranopia (green-blind)

#0C3870

Tritanopia (blue-blind)

#004951

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #143c71;
/* rgb */ color: rgb(20, 60, 113);
/* oklch */ color: oklch(36.0% 0.102 256.8);

Tailwind

colors: {
  custom: {
    50: '#62719a',
    500: '#143c71',
    950: '#000000',
  },
}

SCSS

$custom: #143c71;
$custom-light: #62719a;
$custom-dark: #000000;

JSON

{
  "hex": "#143c71",
  "rgb": {
    "r": 20,
    "g": 60,
    "b": 113
  },
  "hsl": {
    "h": 214.194,
    "s": 69.925,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35957,
    "c": 0.10177,
    "h": 256.8
  },
  "luminance": 0.04573
}

Semantic roles & 50–950 ramp

primary

#143C71

secondary

#A77839

accent

#A03BED

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #143C71

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

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