#143E75#143E75

#143E75 is a dark, moderate cyan. Relative luminance 0.049; OKLCH L 36.7% C 0.105 H 256.7°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#143E75
RGB	rgb(20, 62, 117)
HSL	hsl(214, 71%, 27%)
HSV	hsv(214, 83%, 46%)
CMYK	cmyk(82.9%, 47%, 0%, 54.1%)
CIE-LAB	lab(26.38, 7.38, -35.65)
CIE-LCH	lch(26.38, 36.41, 281.69°)
OKLab	oklab(36.74% -0.0241 -0.1023)
OKLCH	oklch(36.74% 0.105 256.7)
XYZ	xyz(5.2208, 4.8777, 17.4925)
Luminance	0.0488 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143E75 #754B14

analogous

#146F75 #143E75 #1B1475

triadic

#143E75 #75143E #3E7514

tetradic

#143E75 #75146F #754B14 #14751B

square

#143E75 #75146F #754B14 #14751B

split-complementary

#143E75 #751B14 #6F7514

monochromatic

#040E1A #0B2241 #143E75 #1D5AA9 #2976DA

Accessibility & contrast

On white

10.63

#143E75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#143E75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143E75

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143E75	#FFFFFF	#000000	##FFFFFF
##143E75	1.00	10.63	1.98	10.63
#FFFFFF	10.63	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214377

Deuteranopia (green-blind)

#0B3A74

Tritanopia (blue-blind)

#004B53

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #143e75;
/* rgb */ color: rgb(20, 62, 117);
/* oklch */ color: oklch(36.7% 0.105 256.7);

Tailwind

colors: {
  custom: {
    50: '#63729d',
    500: '#143e75',
    950: '#000000',
  },
}

SCSS

$custom: #143e75;
$custom-light: #63729d;
$custom-dark: #000000;

JSON

{
  "hex": "#143e75",
  "rgb": {
    "r": 20,
    "g": 62,
    "b": 117
  },
  "hsl": {
    "h": 214.021,
    "s": 70.803,
    "l": 26.863
  },
  "oklch": {
    "l": 0.36744,
    "c": 0.10506,
    "h": 256.7
  },
  "luminance": 0.04878
}

Semantic roles & 50–950 ramp

primary

#143E75

secondary

#AB7A3A

accent

#A03AEE

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #143E75

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

Preview Lab → · Contrast checker → · Palette generator →