#143C62#143C62

#143C62 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 34.9% C 0.080 H 250.3°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#143C62
RGB	rgb(20, 60, 98)
HSL	hsl(209, 66%, 23%)
HSV	hsv(209, 80%, 38%)
CMYK	cmyk(79.6%, 38.8%, 0%, 61.6%)
CIE-LAB	lab(24.52, 0.82, -26.45)
CIE-LCH	lch(24.52, 26.46, 271.78°)
OKLab	oklab(34.9% -0.0269 -0.0753)
OKLCH	oklch(34.9% 0.08 250.3)
XYZ	xyz(4.1081, 4.2618, 12.1590)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143C62 #623A14

analogous

#146261 #143C62 #141562

triadic

#143C62 #62143C #3C6214

tetradic

#143C62 #611462 #623A14 #156214

square

#143C62 #611462 #623A14 #156214

split-complementary

#143C62 #621415 #626114

monochromatic

#051019 #0A1D2F #143C62 #1E5B95 #297AC8

Accessibility & contrast

On white

11.34

#143C62 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#143C62 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143C62

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143C62	#FFFFFF	#000000	##FFFFFF
##143C62	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3E64

Deuteranopia (green-blind)

#1F3761

Tritanopia (blue-blind)

#00454A

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #143c62;
/* rgb */ color: rgb(20, 60, 98);
/* oklch */ color: oklch(34.9% 0.080 250.3);

Tailwind

colors: {
  custom: {
    50: '#5e718f',
    500: '#143c62',
    950: '#000000',
  },
}

SCSS

$custom: #143c62;
$custom-light: #5e718f;
$custom-dark: #000000;

JSON

{
  "hex": "#143c62",
  "rgb": {
    "r": 20,
    "g": 60,
    "b": 98
  },
  "hsl": {
    "h": 209.231,
    "s": 66.102,
    "l": 23.137
  },
  "oklch": {
    "l": 0.34898,
    "c": 0.07996,
    "h": 250.3
  },
  "luminance": 0.04262
}

Semantic roles & 50–950 ramp

primary

#143C62

secondary

#996838

accent

#923FE9

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #143C62

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

Preview Lab → · Contrast checker → · Palette generator →