#140C53#140C53

#140C53 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 23.1% C 0.120 H 276.5°. Best body text is #FFFFFF at 17.40:1 contrast (WCAG AA passes).

Color values

HEX	#140C53
RGB	rgb(20, 12, 83)
HSL	hsl(247, 75%, 19%)
HSV	hsv(247, 86%, 33%)
CMYK	cmyk(75.9%, 85.5%, 0%, 67.5%)
CIE-LAB	lab(9.29, 28.60, -41.13)
CIE-LCH	lch(9.29, 50.09, 304.81°)
OKLab	oklab(23.06% 0.0136 -0.1189)
OKLCH	oklch(23.06% 0.12 276.5)
XYZ	xyz(1.9808, 1.0360, 8.2775)
Luminance	0.0104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#140C53 #4B530C

analogous

#0C2753 #140C53 #370C53

triadic

#140C53 #53140C #0C5314

tetradic

#140C53 #530C27 #4B530C #0C5337

square

#140C53 #530C27 #4B530C #0C5337

split-complementary

#140C53 #53370C #27530C

monochromatic

#06041B #07041E #140C53 #211488 #2E1BBE

Accessibility & contrast

On white

17.40

#140C53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#140C53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #140C53

17.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##140C53	#FFFFFF	#000000	##FFFFFF
##140C53	1.00	17.40	1.21	17.40
#FFFFFF	17.40	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D55

Deuteranopia (green-blind)

#001752

Tritanopia (blue-blind)

#00222F

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #140c53;
/* rgb */ color: rgb(20, 12, 83);
/* oklch */ color: oklch(23.1% 0.120 276.5);

Tailwind

colors: {
  custom: {
    50: '#5d4d84',
    500: '#140c53',
    950: '#000000',
  },
}

SCSS

$custom: #140c53;
$custom-light: #5d4d84;
$custom-dark: #000000;

JSON

{
  "hex": "#140c53",
  "rgb": {
    "r": 20,
    "g": 12,
    "b": 83
  },
  "hsl": {
    "h": 246.761,
    "s": 74.737,
    "l": 18.627
  },
  "oklch": {
    "l": 0.23062,
    "c": 0.11964,
    "h": 276.5
  },
  "luminance": 0.01036
}

Semantic roles & 50–950 ramp

primary

#140C53

secondary

#838E2D

accent

#F136DC

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05010B

muted

#79777C

Preview Lab

Preview with #140C53

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

Preview Lab → · Contrast checker → · Palette generator →