#143D64#143D64

#143D64 is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.3% C 0.082 H 250.4°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#143D64
RGB	rgb(20, 61, 100)
HSL	hsl(209, 67%, 24%)
HSV	hsv(209, 80%, 39%)
CMYK	cmyk(80%, 39%, 0%, 60.8%)
CIE-LAB	lab(24.97, 0.96, -27.03)
CIE-LCH	lch(24.97, 27.05, 272.04°)
OKLab	oklab(35.29% -0.0274 -0.077)
OKLCH	oklch(35.29% 0.082 250.4)
XYZ	xyz(4.2566, 4.4058, 12.6802)
Luminance	0.0441 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143D64 #643B14

analogous

#146463 #143D64 #141564

triadic

#143D64 #64143D #3D6414

tetradic

#143D64 #631464 #643B14 #156414

square

#143D64 #631464 #643B14 #156414

split-complementary

#143D64 #641415 #646314

monochromatic

#05101A #0A1E31 #143D64 #1E5C97 #287BCA

Accessibility & contrast

On white

11.16

#143D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#143D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143D64

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143D64	#FFFFFF	#000000	##FFFFFF
##143D64	1.00	11.16	1.88	11.16
#FFFFFF	11.16	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3F66

Deuteranopia (green-blind)

#1F3863

Tritanopia (blue-blind)

#00464B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #143d64;
/* rgb */ color: rgb(20, 61, 100);
/* oklch */ color: oklch(35.3% 0.082 250.4);

Tailwind

colors: {
  custom: {
    50: '#5e7290',
    500: '#143d64',
    950: '#000000',
  },
}

SCSS

$custom: #143d64;
$custom-light: #5e7290;
$custom-dark: #000000;

JSON

{
  "hex": "#143d64",
  "rgb": {
    "r": 20,
    "g": 61,
    "b": 100
  },
  "hsl": {
    "h": 209.25,
    "s": 66.667,
    "l": 23.529
  },
  "oklch": {
    "l": 0.35291,
    "c": 0.0817,
    "h": 250.4
  },
  "luminance": 0.04406
}

Semantic roles & 50–950 ramp

primary

#143D64

secondary

#9B6938

accent

#923EEA

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #143D64

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

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