#143451#143451

#143451 is a dark, moderate cyan. Relative luminance 0.032; OKLCH L 31.7% C 0.064 H 248.6°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#143451
RGB	rgb(20, 52, 81)
HSL	hsl(209, 60%, 20%)
HSV	hsv(209, 75%, 32%)
CMYK	cmyk(75.3%, 35.8%, 0%, 68.2%)
CIE-LAB	lab(20.82, -0.68, -21.12)
CIE-LCH	lch(20.82, 21.13, 268.15°)
OKLab	oklab(31.67% -0.0235 -0.0598)
OKLCH	oklch(31.67% 0.064 248.6)
XYZ	xyz(3.0011, 3.1985, 8.2422)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143451 #513114

analogous

#145150 #143451 #141551

triadic

#143451 #511434 #345114

tetradic

#143451 #501451 #513114 #155114

square

#143451 #501451 #513114 #155114

split-complementary

#143451 #511415 #515014

monochromatic

#061019 #081420 #143451 #205482 #2C73B3

Accessibility & contrast

On white

12.81

#143451 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#143451 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143451

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143451	#FFFFFF	#000000	##FFFFFF
##143451	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273552

Deuteranopia (green-blind)

#1F2F50

Tritanopia (blue-blind)

#003B3E

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #143451;
/* rgb */ color: rgb(20, 52, 81);
/* oklch */ color: oklch(31.7% 0.064 248.6);

Tailwind

colors: {
  custom: {
    50: '#5a6b82',
    500: '#143451',
    950: '#000000',
  },
}

SCSS

$custom: #143451;
$custom-light: #5a6b82;
$custom-dark: #000000;

JSON

{
  "hex": "#143451",
  "rgb": {
    "r": 20,
    "g": 52,
    "b": 81
  },
  "hsl": {
    "h": 208.525,
    "s": 60.396,
    "l": 19.804
  },
  "oklch": {
    "l": 0.31669,
    "c": 0.06427,
    "h": 248.6
  },
  "luminance": 0.03199
}

Semantic roles & 50–950 ramp

primary

#143451

secondary

#895E38

accent

#9044E4

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #143451

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

Preview Lab → · Contrast checker → · Palette generator →