#143759#143759

#143759 is a dark, moderate cyan. Relative luminance 0.036; OKLCH L 33.0% C 0.073 H 250.4°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#143759
RGB	rgb(20, 55, 89)
HSL	hsl(210, 63%, 21%)
HSV	hsv(210, 78%, 35%)
CMYK	cmyk(77.5%, 38.2%, 0%, 65.1%)
CIE-LAB	lab(22.31, 0.54, -24.07)
CIE-LCH	lch(22.31, 24.08, 271.28°)
OKLab	oklab(32.99% -0.0243 -0.0684)
OKLCH	oklch(32.99% 0.073 250.4)
XYZ	xyz(3.4572, 3.6020, 9.9623)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143759 #593614

analogous

#145959 #143759 #141559

triadic

#143759 #591437 #375914

tetradic

#143759 #591459 #593614 #155914

square

#143759 #591459 #593614 #155914

split-complementary

#143759 #591415 #595914

monochromatic

#060F19 #091827 #143759 #1F568B #2A75BD

Accessibility & contrast

On white

12.21

#143759 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#143759 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143759

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143759	#FFFFFF	#000000	##FFFFFF
##143759	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28395A

Deuteranopia (green-blind)

#1E3258

Tritanopia (blue-blind)

#003F43

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #143759;
/* rgb */ color: rgb(20, 55, 89);
/* oklch */ color: oklch(33.0% 0.073 250.4);

Tailwind

colors: {
  custom: {
    50: '#5c6d88',
    500: '#143759',
    950: '#000000',
  },
}

SCSS

$custom: #143759;
$custom-light: #5c6d88;
$custom-dark: #000000;

JSON

{
  "hex": "#143759",
  "rgb": {
    "r": 20,
    "g": 55,
    "b": 89
  },
  "hsl": {
    "h": 209.565,
    "s": 63.303,
    "l": 21.373
  },
  "oklch": {
    "l": 0.3299,
    "c": 0.0726,
    "h": 250.4
  },
  "luminance": 0.03602
}

Semantic roles & 50–950 ramp

primary

#143759

secondary

#916438

accent

#9341E6

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #143759

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

Preview Lab → · Contrast checker → · Palette generator →