#143E77#143E77

#143E77 is a dark, moderate cyan. Relative luminance 0.049; OKLCH L 36.9% C 0.108 H 257.3°. Best body text is #FFFFFF at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#143E77
RGB	rgb(20, 62, 119)
HSL	hsl(215, 71%, 27%)
HSV	hsv(215, 83%, 47%)
CMYK	cmyk(83.2%, 47.9%, 0%, 53.3%)
CIE-LAB	lab(26.52, 8.22, -36.69)
CIE-LCH	lch(26.52, 37.60, 282.62°)
OKLab	oklab(36.9% -0.0237 -0.1053)
OKLCH	oklch(36.9% 0.108 257.3)
XYZ	xyz(5.3397, 4.9252, 18.1184)
Luminance	0.0493 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143E77 #774D14

analogous

#147077 #143E77 #1B1477

triadic

#143E77 #77143E #3E7714

tetradic

#143E77 #771470 #774D14 #14771B

square

#143E77 #771470 #774D14 #14771B

split-complementary

#143E77 #771B14 #707714

monochromatic

#040E1A #0B2343 #143E77 #1D59AB #2A75DB

Accessibility & contrast

On white

10.58

#143E77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#143E77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143E77

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143E77	#FFFFFF	#000000	##FFFFFF
##143E77	1.00	10.58	1.99	10.58
#FFFFFF	10.58	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F4479

Deuteranopia (green-blind)

#073B76

Tritanopia (blue-blind)

#004C54

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #143e77;
/* rgb */ color: rgb(20, 62, 119);
/* oklch */ color: oklch(36.9% 0.108 257.3);

Tailwind

colors: {
  custom: {
    50: '#63729f',
    500: '#143e77',
    950: '#000000',
  },
}

SCSS

$custom: #143e77;
$custom-light: #63729f;
$custom-dark: #000000;

JSON

{
  "hex": "#143e77",
  "rgb": {
    "r": 20,
    "g": 62,
    "b": 119
  },
  "hsl": {
    "h": 214.545,
    "s": 71.223,
    "l": 27.255
  },
  "oklch": {
    "l": 0.36895,
    "c": 0.10797,
    "h": 257.3
  },
  "luminance": 0.04926
}

Semantic roles & 50–950 ramp

primary

#143E77

secondary

#AD7C3A

accent

#A23AEE

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #143E77

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

Preview Lab → · Contrast checker → · Palette generator →