#143F61#143F61

#143F61 is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 35.6% C 0.075 H 246.2°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#143F61
RGB	rgb(20, 63, 97)
HSL	hsl(206, 66%, 23%)
HSV	hsv(206, 79%, 38%)
CMYK	cmyk(79.4%, 35.1%, 0%, 62%)
CIE-LAB	lab(25.46, -1.63, -24.31)
CIE-LCH	lch(25.46, 24.37, 266.18°)
OKLab	oklab(35.62% -0.0304 -0.069)
OKLCH	oklch(35.62% 0.075 246.2)
XYZ	xyz(4.2228, 4.5663, 11.9658)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143F61 #613614

analogous

#14615C #143F61 #141861

triadic

#143F61 #61143F #3F6114

tetradic

#143F61 #5C1461 #613614 #186114

square

#143F61 #5C1461 #613614 #186114

split-complementary

#143F61 #611418 #615C14

monochromatic

#051019 #0A1E2E #143F61 #1E6094 #2981C6

Accessibility & contrast

On white

10.98

#143F61 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#143F61 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143F61

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143F61	#FFFFFF	#000000	##FFFFFF
##143F61	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F4062

Deuteranopia (green-blind)

#253960

Tritanopia (blue-blind)

#00474B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #143f61;
/* rgb */ color: rgb(20, 63, 97);
/* oklch */ color: oklch(35.6% 0.075 246.2);

Tailwind

colors: {
  custom: {
    50: '#5e738e',
    500: '#143f61',
    950: '#000000',
  },
}

SCSS

$custom: #143f61;
$custom-light: #5e738e;
$custom-dark: #000000;

JSON

{
  "hex": "#143f61",
  "rgb": {
    "r": 20,
    "g": 63,
    "b": 97
  },
  "hsl": {
    "h": 206.494,
    "s": 65.812,
    "l": 22.941
  },
  "oklch": {
    "l": 0.3562,
    "c": 0.0754,
    "h": 246.2
  },
  "luminance": 0.04567
}

Semantic roles & 50–950 ramp

primary

#143F61

secondary

#986338

accent

#8A3FE9

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #143F61

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

Preview Lab → · Contrast checker → · Palette generator →