#143D67#143D67

#143D67 is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.5% C 0.086 H 252.0°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#143D67
RGB	rgb(20, 61, 103)
HSL	hsl(210, 67%, 24%)
HSV	hsv(210, 81%, 40%)
CMYK	cmyk(80.6%, 40.8%, 0%, 59.6%)
CIE-LAB	lab(25.15, 2.21, -28.67)
CIE-LCH	lch(25.15, 28.76, 274.41°)
OKLab	oklab(35.49% -0.0265 -0.0818)
OKLCH	oklch(35.49% 0.086 252)
XYZ	xyz(4.4045, 4.4650, 13.4590)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143D67 #673E14

analogous

#146767 #143D67 #141467

triadic

#143D67 #67143D #3D6714

tetradic

#143D67 #671467 #673E14 #146714

square

#143D67 #671467 #673E14 #146714

split-complementary

#143D67 #671414 #676714

monochromatic

#050F1A #0A1F34 #143D67 #1E5B9A #287ACD

Accessibility & contrast

On white

11.09

#143D67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#143D67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143D67

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143D67	#FFFFFF	#000000	##FFFFFF
##143D67	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#294069

Deuteranopia (green-blind)

#1C3866

Tritanopia (blue-blind)

#00474D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #143d67;
/* rgb */ color: rgb(20, 61, 103);
/* oklch */ color: oklch(35.5% 0.086 252.0);

Tailwind

colors: {
  custom: {
    50: '#5f7292',
    500: '#143d67',
    950: '#000000',
  },
}

SCSS

$custom: #143d67;
$custom-light: #5f7292;
$custom-dark: #000000;

JSON

{
  "hex": "#143d67",
  "rgb": {
    "r": 20,
    "g": 61,
    "b": 103
  },
  "hsl": {
    "h": 210.361,
    "s": 67.48,
    "l": 24.118
  },
  "oklch": {
    "l": 0.35493,
    "c": 0.08599,
    "h": 252
  },
  "luminance": 0.04465
}

Semantic roles & 50–950 ramp

primary

#143D67

secondary

#9E6C39

accent

#953DEA

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05070D

muted

#797A7E

Preview Lab

Preview with #143D67

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

Preview Lab → · Contrast checker → · Palette generator →