#140B52#140B52

#140B52 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.8% C 0.119 H 276.9°. Best body text is #FFFFFF at 17.51:1 contrast (WCAG AA passes).

Color values

HEX	#140B52
RGB	rgb(20, 11, 82)
HSL	hsl(248, 76%, 18%)
HSV	hsv(248, 87%, 32%)
CMYK	cmyk(75.6%, 86.6%, 0%, 67.8%)
CIE-LAB	lab(8.97, 28.81, -40.97)
CIE-LCH	lch(8.97, 50.08, 305.11°)
OKLab	oklab(22.8% 0.0144 -0.1184)
OKLCH	oklch(22.8% 0.119 276.9)
XYZ	xyz(1.9307, 0.9971, 8.0717)
Luminance	0.0100 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#140B52 #49520B

analogous

#0B2552 #140B52 #370B52

triadic

#140B52 #52140B #0B5214

tetradic

#140B52 #520B25 #49520B #0B5237

square

#140B52 #520B25 #49520B #0B5237

split-complementary

#140B52 #52370B #25520B

monochromatic

#07041B #07041C #140B52 #211288 #2E19BE

Accessibility & contrast

On white

17.51

#140B52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#140B52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #140B52

17.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##140B52	#FFFFFF	#000000	##FFFFFF
##140B52	1.00	17.51	1.20	17.51
#FFFFFF	17.51	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C54

Deuteranopia (green-blind)

#001651

Tritanopia (blue-blind)

#00212F

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #140b52;
/* rgb */ color: rgb(20, 11, 82);
/* oklch */ color: oklch(22.8% 0.119 276.9);

Tailwind

colors: {
  custom: {
    50: '#5d4c84',
    500: '#140b52',
    950: '#000000',
  },
}

SCSS

$custom: #140b52;
$custom-light: #5d4c84;
$custom-dark: #000000;

JSON

{
  "hex": "#140b52",
  "rgb": {
    "r": 20,
    "g": 11,
    "b": 82
  },
  "hsl": {
    "h": 247.606,
    "s": 76.344,
    "l": 18.235
  },
  "oklch": {
    "l": 0.22801,
    "c": 0.11927,
    "h": 276.9
  },
  "luminance": 0.00997
}

Semantic roles & 50–950 ramp

primary

#140B52

secondary

#818E2B

accent

#F335DB

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05010B

muted

#79777C

Preview Lab

Preview with #140B52

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

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