#143C65#143C65

#143C65 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 35.1% C 0.084 H 252.0°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#143C65
RGB	rgb(20, 60, 101)
HSL	hsl(210, 67%, 24%)
HSV	hsv(210, 80%, 40%)
CMYK	cmyk(80.2%, 40.6%, 0%, 60.4%)
CIE-LAB	lab(24.70, 2.07, -28.10)
CIE-LCH	lch(24.70, 28.18, 274.21°)
OKLab	oklab(35.1% -0.0261 -0.0801)
OKLCH	oklch(35.1% 0.084 252)
XYZ	xyz(4.2524, 4.3195, 12.9190)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143C65 #653D14

analogous

#146465 #143C65 #141465

triadic

#143C65 #65143C #3C6514

tetradic

#143C65 #651464 #653D14 #146514

square

#143C65 #651464 #653D14 #146514

split-complementary

#143C65 #651414 #646514

monochromatic

#050F1A #0A1E32 #143C65 #1E5A98 #2879CB

Accessibility & contrast

On white

11.27

#143C65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#143C65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143C65

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143C65	#FFFFFF	#000000	##FFFFFF
##143C65	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293F67

Deuteranopia (green-blind)

#1C3764

Tritanopia (blue-blind)

#00464B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #143c65;
/* rgb */ color: rgb(20, 60, 101);
/* oklch */ color: oklch(35.1% 0.084 252.0);

Tailwind

colors: {
  custom: {
    50: '#5f7191',
    500: '#143c65',
    950: '#000000',
  },
}

SCSS

$custom: #143c65;
$custom-light: #5f7191;
$custom-dark: #000000;

JSON

{
  "hex": "#143c65",
  "rgb": {
    "r": 20,
    "g": 60,
    "b": 101
  },
  "hsl": {
    "h": 210.37,
    "s": 66.942,
    "l": 23.725
  },
  "oklch": {
    "l": 0.351,
    "c": 0.08427,
    "h": 252
  },
  "luminance": 0.0432
}

Semantic roles & 50–950 ramp

primary

#143C65

secondary

#9C6B39

accent

#953EEA

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070D

muted

#797A7D

Preview Lab

Preview with #143C65

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

Preview Lab → · Contrast checker → · Palette generator →