#143F67#143F67

#143F67 is a dark, moderate cyan. Relative luminance 0.047; OKLCH L 36.0% C 0.084 H 250.1°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#143F67
RGB	rgb(20, 63, 103)
HSL	hsl(209, 67%, 24%)
HSV	hsv(209, 81%, 40%)
CMYK	cmyk(80.6%, 38.8%, 0%, 59.6%)
CIE-LAB	lab(25.81, 0.84, -27.63)
CIE-LCH	lch(25.81, 27.64, 271.75°)
OKLab	oklab(36.01% -0.0286 -0.0787)
OKLCH	oklch(36.01% 0.084 250.1)
XYZ	xyz(4.5133, 4.6825, 13.4953)
Luminance	0.0468 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143F67 #673C14

analogous

#146766 #143F67 #141567

triadic

#143F67 #67143F #3F6714

tetradic

#143F67 #661467 #673C14 #156714

square

#143F67 #661467 #673C14 #156714

split-complementary

#143F67 #671415 #676614

monochromatic

#05101A #0A2034 #143F67 #1E5E9A #287ECD

Accessibility & contrast

On white

10.84

#143F67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#143F67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143F67

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143F67	#FFFFFF	#000000	##FFFFFF
##143F67	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C4169

Deuteranopia (green-blind)

#203A66

Tritanopia (blue-blind)

#00494E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #143f67;
/* rgb */ color: rgb(20, 63, 103);
/* oklch */ color: oklch(36.0% 0.084 250.1);

Tailwind

colors: {
  custom: {
    50: '#5f7392',
    500: '#143f67',
    950: '#000000',
  },
}

SCSS

$custom: #143f67;
$custom-light: #5f7392;
$custom-dark: #000000;

JSON

{
  "hex": "#143f67",
  "rgb": {
    "r": 20,
    "g": 63,
    "b": 103
  },
  "hsl": {
    "h": 208.916,
    "s": 67.48,
    "l": 24.118
  },
  "oklch": {
    "l": 0.36008,
    "c": 0.08371,
    "h": 250.1
  },
  "luminance": 0.04683
}

Semantic roles & 50–950 ramp

primary

#143F67

secondary

#9E6A39

accent

#913DEA

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05080D

muted

#797B7E

Preview Lab

Preview with #143F67

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

Preview Lab → · Contrast checker → · Palette generator →