#143E71#143E71

#143E71 is a dark, moderate cyan. Relative luminance 0.048; OKLCH L 36.4% C 0.099 H 255.4°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#143E71
RGB	rgb(20, 62, 113)
HSL	hsl(213, 70%, 26%)
HSV	hsv(213, 82%, 44%)
CMYK	cmyk(82.3%, 45.1%, 0%, 55.7%)
CIE-LAB	lab(26.11, 5.70, -33.54)
CIE-LCH	lch(26.11, 34.02, 279.64°)
OKLab	oklab(36.45% -0.025 -0.0961)
OKLCH	oklch(36.45% 0.099 255.4)
XYZ	xyz(4.9906, 4.7856, 16.2803)
Luminance	0.0479 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143E71 #714714

analogous

#146C71 #143E71 #181471

triadic

#143E71 #71143E #3E7114

tetradic

#143E71 #71146C #714714 #147118

square

#143E71 #71146C #714714 #147118

split-complementary

#143E71 #711814 #6C7114

monochromatic

#050E1A #0B213D #143E71 #1D5BA5 #2777D9

Accessibility & contrast

On white

10.73

#143E71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#143E71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143E71

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143E71	#FFFFFF	#000000	##FFFFFF
##143E71	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#244273

Deuteranopia (green-blind)

#133A70

Tritanopia (blue-blind)

#004A52

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #143e71;
/* rgb */ color: rgb(20, 62, 113);
/* oklch */ color: oklch(36.4% 0.099 255.4);

Tailwind

colors: {
  custom: {
    50: '#62729a',
    500: '#143e71',
    950: '#000000',
  },
}

SCSS

$custom: #143e71;
$custom-light: #62729a;
$custom-dark: #000000;

JSON

{
  "hex": "#143e71",
  "rgb": {
    "r": 20,
    "g": 62,
    "b": 113
  },
  "hsl": {
    "h": 212.903,
    "s": 69.925,
    "l": 26.078
  },
  "oklch": {
    "l": 0.3645,
    "c": 0.09925,
    "h": 255.4
  },
  "luminance": 0.04786
}

Semantic roles & 50–950 ramp

primary

#143E71

secondary

#A77639

accent

#9C3BED

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #143E71

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

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