#143A61#143A61

#143A61 is a dark, moderate cyan. Relative luminance 0.040; OKLCH L 34.3% C 0.081 H 251.9°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#143A61
RGB	rgb(20, 58, 97)
HSL	hsl(210, 66%, 23%)
HSV	hsv(210, 79%, 38%)
CMYK	cmyk(79.4%, 40.2%, 0%, 62%)
CIE-LAB	lab(23.80, 1.78, -26.95)
CIE-LCH	lch(23.80, 27.01, 273.78°)
OKLab	oklab(34.31% -0.0251 -0.0768)
OKLCH	oklch(34.31% 0.081 251.9)
XYZ	xyz(3.9584, 4.0375, 11.8776)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143A61 #613B14

analogous

#146061 #143A61 #151461

triadic

#143A61 #61143A #3A6114

tetradic

#143A61 #611460 #613B14 #146115

square

#143A61 #611460 #613B14 #146115

split-complementary

#143A61 #611514 #606114

monochromatic

#050F19 #0A1C2E #143A61 #1E5894 #2977C6

Accessibility & contrast

On white

11.62

#143A61 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#143A61 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143A61

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143A61	#FFFFFF	#000000	##FFFFFF
##143A61	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#283D63

Deuteranopia (green-blind)

#1C3560

Tritanopia (blue-blind)

#004348

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #143a61;
/* rgb */ color: rgb(20, 58, 97);
/* oklch */ color: oklch(34.3% 0.081 251.9);

Tailwind

colors: {
  custom: {
    50: '#5e6f8e',
    500: '#143a61',
    950: '#000000',
  },
}

SCSS

$custom: #143a61;
$custom-light: #5e6f8e;
$custom-dark: #000000;

JSON

{
  "hex": "#143a61",
  "rgb": {
    "r": 20,
    "g": 58,
    "b": 97
  },
  "hsl": {
    "h": 210.39,
    "s": 65.812,
    "l": 22.941
  },
  "oklch": {
    "l": 0.34311,
    "c": 0.0808,
    "h": 251.9
  },
  "luminance": 0.04038
}

Semantic roles & 50–950 ramp

primary

#143A61

secondary

#986938

accent

#953FE9

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #143A61

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

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