#143C67#143C67

#143C67 is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.2% C 0.087 H 253.0°. Best body text is #FFFFFF at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#143C67
RGB	rgb(20, 60, 103)
HSL	hsl(211, 67%, 24%)
HSV	hsv(211, 81%, 40%)
CMYK	cmyk(80.6%, 41.7%, 0%, 59.6%)
CIE-LAB	lab(24.83, 2.90, -29.20)
CIE-LCH	lch(24.83, 29.34, 275.67°)
OKLab	oklab(35.24% -0.0255 -0.0833)
OKLCH	oklch(35.24% 0.087 253)
XYZ	xyz(4.3516, 4.3592, 13.4414)
Luminance	0.0436 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143C67 #673F14

analogous

#146667 #143C67 #151467

triadic

#143C67 #67143C #3C6714

tetradic

#143C67 #671466 #673F14 #146715

square

#143C67 #671466 #673F14 #146715

split-complementary

#143C67 #671514 #666714

monochromatic

#050F1A #0A1E34 #143C67 #1E5A9A #2878CD

Accessibility & contrast

On white

11.22

#143C67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#143C67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143C67

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143C67	#FFFFFF	#000000	##FFFFFF
##143C67	1.00	11.22	1.87	11.22
#FFFFFF	11.22	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#283F69

Deuteranopia (green-blind)

#1A3766

Tritanopia (blue-blind)

#00464C

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #143c67;
/* rgb */ color: rgb(20, 60, 103);
/* oklch */ color: oklch(35.2% 0.087 253.0);

Tailwind

colors: {
  custom: {
    50: '#5f7192',
    500: '#143c67',
    950: '#000000',
  },
}

SCSS

$custom: #143c67;
$custom-light: #5f7192;
$custom-dark: #000000;

JSON

{
  "hex": "#143c67",
  "rgb": {
    "r": 20,
    "g": 60,
    "b": 103
  },
  "hsl": {
    "h": 211.084,
    "s": 67.48,
    "l": 24.118
  },
  "oklch": {
    "l": 0.35237,
    "c": 0.08716,
    "h": 253
  },
  "luminance": 0.0436
}

Semantic roles & 50–950 ramp

primary

#143C67

secondary

#9E6D39

accent

#973DEA

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05070D

muted

#797A7E

Preview Lab

Preview with #143C67

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

Preview Lab → · Contrast checker → · Palette generator →