#143959#143959

#143959 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.5% C 0.070 H 247.9°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#143959
RGB	rgb(20, 57, 89)
HSL	hsl(208, 63%, 21%)
HSV	hsv(208, 78%, 35%)
CMYK	cmyk(77.5%, 36%, 0%, 65.1%)
CIE-LAB	lab(22.98, -0.84, -23.00)
CIE-LCH	lch(22.98, 23.02, 267.91°)
OKLab	oklab(33.52% -0.0265 -0.0653)
OKLCH	oklch(33.52% 0.07 247.9)
XYZ	xyz(3.5541, 3.7959, 9.9946)
Luminance	0.0380 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143959 #593414

analogous

#145957 #143959 #141759

triadic

#143959 #591439 #395914

tetradic

#143959 #571459 #593414 #175914

square

#143959 #571459 #593414 #175914

split-complementary

#143959 #591417 #595714

monochromatic

#061019 #091927 #143959 #1F598B #2A79BD

Accessibility & contrast

On white

11.94

#143959 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#143959 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143959

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143959	#FFFFFF	#000000	##FFFFFF
##143959	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3A5A

Deuteranopia (green-blind)

#213458

Tritanopia (blue-blind)

#004145

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #143959;
/* rgb */ color: rgb(20, 57, 89);
/* oklch */ color: oklch(33.5% 0.070 247.9);

Tailwind

colors: {
  custom: {
    50: '#5c6f88',
    500: '#143959',
    950: '#000000',
  },
}

SCSS

$custom: #143959;
$custom-light: #5c6f88;
$custom-dark: #000000;

JSON

{
  "hex": "#143959",
  "rgb": {
    "r": 20,
    "g": 57,
    "b": 89
  },
  "hsl": {
    "h": 207.826,
    "s": 63.303,
    "l": 21.373
  },
  "oklch": {
    "l": 0.33521,
    "c": 0.07044,
    "h": 247.9
  },
  "luminance": 0.03796
}

Semantic roles & 50–950 ramp

primary

#143959

secondary

#916138

accent

#8E41E6

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #143959

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

Preview Lab → · Contrast checker → · Palette generator →