#143E73#143E73

#143E73 is a dark, moderate cyan. Relative luminance 0.048; OKLCH L 36.6% C 0.102 H 256.1°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#143E73
RGB	rgb(20, 62, 115)
HSL	hsl(213, 70%, 26%)
HSV	hsv(213, 83%, 45%)
CMYK	cmyk(82.6%, 46.1%, 0%, 54.9%)
CIE-LAB	lab(26.25, 6.54, -34.60)
CIE-LCH	lch(26.25, 35.21, 280.70°)
OKLab	oklab(36.6% -0.0245 -0.0992)
OKLCH	oklch(36.6% 0.102 256.1)
XYZ	xyz(5.1045, 4.8312, 16.8798)
Luminance	0.0483 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143E73 #734914

analogous

#146E73 #143E73 #1A1473

triadic

#143E73 #73143E #3E7314

tetradic

#143E73 #73146E #734914 #14731A

square

#143E73 #73146E #734914 #14731A

split-complementary

#143E73 #731A14 #6E7314

monochromatic

#050E1A #0B223F #143E73 #1D5AA7 #2876DA

Accessibility & contrast

On white

10.68

#143E73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#143E73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143E73

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143E73	#FFFFFF	#000000	##FFFFFF
##143E73	1.00	10.68	1.97	10.68
#FFFFFF	10.68	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234375

Deuteranopia (green-blind)

#0F3A72

Tritanopia (blue-blind)

#004B53

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #143e73;
/* rgb */ color: rgb(20, 62, 115);
/* oklch */ color: oklch(36.6% 0.102 256.1);

Tailwind

colors: {
  custom: {
    50: '#62729c',
    500: '#143e73',
    950: '#000000',
  },
}

SCSS

$custom: #143e73;
$custom-light: #62729c;
$custom-dark: #000000;

JSON

{
  "hex": "#143e73",
  "rgb": {
    "r": 20,
    "g": 62,
    "b": 115
  },
  "hsl": {
    "h": 213.474,
    "s": 70.37,
    "l": 26.471
  },
  "oklch": {
    "l": 0.36596,
    "c": 0.10216,
    "h": 256.1
  },
  "luminance": 0.04832
}

Semantic roles & 50–950 ramp

primary

#143E73

secondary

#A9783A

accent

#9E3BED

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #143E73

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

Preview Lab → · Contrast checker → · Palette generator →