#143058#143058

#143058 is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.1% C 0.080 H 257.7°. Best body text is #FFFFFF at 13.18:1 contrast (WCAG AA passes).

Color values

HEX	#143058
RGB	rgb(20, 48, 88)
HSL	hsl(215, 63%, 21%)
HSV	hsv(215, 77%, 35%)
CMYK	cmyk(77.3%, 45.5%, 0%, 65.5%)
CIE-LAB	lab(19.91, 5.07, -27.22)
CIE-LCH	lch(19.91, 27.69, 280.55°)
OKLab	oklab(31.1% -0.017 -0.0778)
OKLCH	oklch(31.1% 0.08 257.7)
XYZ	xyz(3.1063, 2.9669, 9.6396)
Luminance	0.0297 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143058 #583C14

analogous

#145258 #143058 #1A1458

triadic

#143058 #581430 #305814

tetradic

#143058 #581452 #583C14 #14581A

square

#143058 #581452 #583C14 #14581A

split-complementary

#143058 #581A14 #525814

monochromatic

#060E19 #091526 #143058 #1F4B8A #2B66BC

Accessibility & contrast

On white

13.18

#143058 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#143058 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143058

13.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143058	#FFFFFF	#000000	##FFFFFF
##143058	1.00	13.18	1.59	13.18
#FFFFFF	13.18	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D345A

Deuteranopia (green-blind)

#112D57

Tritanopia (blue-blind)

#00393F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #143058;
/* rgb */ color: rgb(20, 48, 88);
/* oklch */ color: oklch(31.1% 0.080 257.7);

Tailwind

colors: {
  custom: {
    50: '#5c6787',
    500: '#143058',
    950: '#000000',
  },
}

SCSS

$custom: #143058;
$custom-light: #5c6787;
$custom-dark: #000000;

JSON

{
  "hex": "#143058",
  "rgb": {
    "r": 20,
    "g": 48,
    "b": 88
  },
  "hsl": {
    "h": 215.294,
    "s": 62.963,
    "l": 21.176
  },
  "oklch": {
    "l": 0.31099,
    "c": 0.07961,
    "h": 257.7
  },
  "luminance": 0.02967
}

Semantic roles & 50–950 ramp

primary

#143058

secondary

#906C38

accent

#A242E6

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #143058

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

Preview Lab → · Contrast checker → · Palette generator →