#143B50#143B50

#143B50 is a dark, muted cyan. Relative luminance 0.039; OKLCH L 33.5% C 0.057 H 235.7°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#143B50
RGB	rgb(20, 59, 80)
HSL	hsl(201, 60%, 20%)
HSV	hsv(201, 75%, 31%)
CMYK	cmyk(75%, 26.2%, 0%, 68.6%)
CIE-LAB	lab(23.19, -5.80, -16.75)
CIE-LCH	lch(23.19, 17.73, 250.90°)
OKLab	oklab(33.52% -0.0321 -0.0471)
OKLCH	oklch(33.52% 0.057 235.7)
XYZ	xyz(3.2999, 3.8555, 8.1581)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143B50 #502914

analogous

#145047 #143B50 #141D50

triadic

#143B50 #50143B #3B5014

tetradic

#143B50 #471450 #502914 #1D5014

square

#143B50 #471450 #502914 #1D5014

split-complementary

#143B50 #50141D #504714

monochromatic

#061218 #08171F #143B50 #205F81 #2C83B2

Accessibility & contrast

On white

11.86

#143B50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#143B50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143B50

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143B50	#FFFFFF	#000000	##FFFFFF
##143B50	1.00	11.86	1.77	11.86
#FFFFFF	11.86	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313B51

Deuteranopia (green-blind)

#293550

Tritanopia (blue-blind)

#004042

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #143b50;
/* rgb */ color: rgb(20, 59, 80);
/* oklch */ color: oklch(33.5% 0.057 235.7);

Tailwind

colors: {
  custom: {
    50: '#5a7081',
    500: '#143b50',
    950: '#000000',
  },
}

SCSS

$custom: #143b50;
$custom-light: #5a7081;
$custom-dark: #000000;

JSON

{
  "hex": "#143b50",
  "rgb": {
    "r": 20,
    "g": 59,
    "b": 80
  },
  "hsl": {
    "h": 201,
    "s": 60,
    "l": 19.608
  },
  "oklch": {
    "l": 0.33522,
    "c": 0.057,
    "h": 235.7
  },
  "luminance": 0.03856
}

Semantic roles & 50–950 ramp

primary

#143B50

secondary

#885438

accent

#7C45E3

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#04070A

muted

#797A7C

Preview Lab

Preview with #143B50

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

Preview Lab → · Contrast checker → · Palette generator →