#143D68#143D68

#143D68 is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.6% C 0.087 H 252.5°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#143D68
RGB	rgb(20, 61, 104)
HSL	hsl(211, 68%, 24%)
HSV	hsv(211, 81%, 41%)
CMYK	cmyk(80.8%, 41.3%, 0%, 59.2%)
CIE-LAB	lab(25.21, 2.63, -29.22)
CIE-LCH	lch(25.21, 29.34, 275.14°)
OKLab	oklab(35.56% -0.0263 -0.0834)
OKLCH	oklch(35.56% 0.087 252.5)
XYZ	xyz(4.4550, 4.4852, 13.7249)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143D68 #683F14

analogous

#146768 #143D68 #151468

triadic

#143D68 #68143D #3D6814

tetradic

#143D68 #681467 #683F14 #146815

square

#143D68 #681467 #683F14 #146815

split-complementary

#143D68 #681514 #676814

monochromatic

#050F1A #0A1F35 #143D68 #1E5B9B #2879CF

Accessibility & contrast

On white

11.07

#143D68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#143D68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143D68

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143D68	#FFFFFF	#000000	##FFFFFF
##143D68	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29406A

Deuteranopia (green-blind)

#1B3867

Tritanopia (blue-blind)

#00474D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #143d68;
/* rgb */ color: rgb(20, 61, 104);
/* oklch */ color: oklch(35.6% 0.087 252.5);

Tailwind

colors: {
  custom: {
    50: '#5f7293',
    500: '#143d68',
    950: '#000000',
  },
}

SCSS

$custom: #143d68;
$custom-light: #5f7293;
$custom-dark: #000000;

JSON

{
  "hex": "#143d68",
  "rgb": {
    "r": 20,
    "g": 61,
    "b": 104
  },
  "hsl": {
    "h": 210.714,
    "s": 67.742,
    "l": 24.314
  },
  "oklch": {
    "l": 0.35562,
    "c": 0.08743,
    "h": 252.5
  },
  "luminance": 0.04486
}

Semantic roles & 50–950 ramp

primary

#143D68

secondary

#9F6D39

accent

#963DEB

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#05070D

muted

#7A7A7E

Preview Lab

Preview with #143D68

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

Preview Lab → · Contrast checker → · Palette generator →