#143957#143957

#143957 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.4% C 0.068 H 246.3°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#143957
RGB	rgb(20, 57, 87)
HSL	hsl(207, 63%, 21%)
HSV	hsv(207, 77%, 34%)
CMYK	cmyk(77%, 34.5%, 0%, 65.9%)
CIE-LAB	lab(22.87, -1.66, -21.87)
CIE-LCH	lch(22.87, 21.93, 265.67°)
OKLab	oklab(33.39% -0.0272 -0.0619)
OKLCH	oklch(33.39% 0.068 246.3)
XYZ	xyz(3.4713, 3.7627, 9.5583)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143957 #573214

analogous

#145753 #143957 #141757

triadic

#143957 #571439 #395714

tetradic

#143957 #531457 #573214 #175714

square

#143957 #531457 #573214 #175714

split-complementary

#143957 #571417 #575314

monochromatic

#061019 #091825 #143957 #1F5A89 #2B7ABB

Accessibility & contrast

On white

11.98

#143957 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#143957 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143957

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143957	#FFFFFF	#000000	##FFFFFF
##143957	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3A58

Deuteranopia (green-blind)

#223456

Tritanopia (blue-blind)

#004044

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #143957;
/* rgb */ color: rgb(20, 57, 87);
/* oklch */ color: oklch(33.4% 0.068 246.3);

Tailwind

colors: {
  custom: {
    50: '#5b6f86',
    500: '#143957',
    950: '#000000',
  },
}

SCSS

$custom: #143957;
$custom-light: #5b6f86;
$custom-dark: #000000;

JSON

{
  "hex": "#143957",
  "rgb": {
    "r": 20,
    "g": 57,
    "b": 87
  },
  "hsl": {
    "h": 206.866,
    "s": 62.617,
    "l": 20.98
  },
  "oklch": {
    "l": 0.33394,
    "c": 0.06765,
    "h": 246.3
  },
  "luminance": 0.03763
}

Semantic roles & 50–950 ramp

primary

#143957

secondary

#8F5F38

accent

#8B42E6

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #143957

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

Preview Lab → · Contrast checker → · Palette generator →