#143D74#143D74

#143D74 is a dark, moderate cyan. Relative luminance 0.047; OKLCH L 36.4% C 0.105 H 257.1°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#143D74
RGB	rgb(20, 61, 116)
HSL	hsl(214, 71%, 27%)
HSV	hsv(214, 83%, 45%)
CMYK	cmyk(82.8%, 47.4%, 0%, 54.5%)
CIE-LAB	lab(26.00, 7.66, -35.63)
CIE-LCH	lch(26.00, 36.44, 282.13°)
OKLab	oklab(36.43% -0.0234 -0.1022)
OKLCH	oklch(36.43% 0.105 257.1)
XYZ	xyz(5.1085, 4.7466, 17.1665)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143D74 #744B14

analogous

#146D74 #143D74 #1B1474

triadic

#143D74 #74143D #3D7414

tetradic

#143D74 #74146D #744B14 #14741B

square

#143D74 #74146D #744B14 #14741B

split-complementary

#143D74 #741B14 #6D7414

monochromatic

#050E1A #0B2240 #143D74 #1D58A8 #2874DA

Accessibility & contrast

On white

10.77

#143D74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#143D74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143D74

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143D74	#FFFFFF	#000000	##FFFFFF
##143D74	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204276

Deuteranopia (green-blind)

#0A3A73

Tritanopia (blue-blind)

#004A52

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #143d74;
/* rgb */ color: rgb(20, 61, 116);
/* oklch */ color: oklch(36.4% 0.105 257.1);

Tailwind

colors: {
  custom: {
    50: '#62729c',
    500: '#143d74',
    950: '#000000',
  },
}

SCSS

$custom: #143d74;
$custom-light: #62729c;
$custom-dark: #000000;

JSON

{
  "hex": "#143d74",
  "rgb": {
    "r": 20,
    "g": 61,
    "b": 116
  },
  "hsl": {
    "h": 214.375,
    "s": 70.588,
    "l": 26.667
  },
  "oklch": {
    "l": 0.36426,
    "c": 0.10488,
    "h": 257.1
  },
  "luminance": 0.04747
}

Semantic roles & 50–950 ramp

primary

#143D74

secondary

#AA7A3A

accent

#A13AED

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #143D74

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

Preview Lab → · Contrast checker → · Palette generator →