#140D3B#140D3B

#140D3B is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.4% C 0.084 H 282.9°. Best body text is #FFFFFF at 18.25:1 contrast (WCAG AA passes).

Color values

HEX	#140D3B
RGB	rgb(20, 13, 59)
HSL	hsl(249, 64%, 14%)
HSV	hsv(249, 78%, 23%)
CMYK	cmyk(66.1%, 78%, 0%, 76.9%)
CIE-LAB	lab(6.80, 18.86, -28.37)
CIE-LCH	lch(6.80, 34.07, 303.62°)
OKLab	oklab(20.41% 0.0188 -0.082)
OKLCH	oklch(20.41% 0.084 282.9)
XYZ	xyz(1.2216, 0.7523, 4.2177)
Luminance	0.0075 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#140D3B #343B0D

analogous

#0D1D3B #140D3B #2B0D3B

triadic

#140D3B #3B140D #0D3B14

tetradic

#140D3B #3B0D1D #343B0D #0D3B2B

square

#140D3B #3B0D1D #343B0D #0D3B2B

split-complementary

#140D3B #3B2B0D #1D3B0D

monochromatic

#080619 #080619 #140D3B #25186D #36239F

Accessibility & contrast

On white

18.25

#140D3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#140D3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #140D3B

18.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##140D3B	#FFFFFF	#000000	##FFFFFF
##140D3B	1.00	18.25	1.15	18.25
#FFFFFF	18.25	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00173C

Deuteranopia (green-blind)

#00133A

Tritanopia (blue-blind)

#021922

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #140d3b;
/* rgb */ color: rgb(20, 13, 59);
/* oklch */ color: oklch(20.4% 0.084 282.9);

Tailwind

colors: {
  custom: {
    50: '#574c71',
    500: '#140d3b',
    950: '#000000',
  },
}

SCSS

$custom: #140d3b;
$custom-light: #574c71;
$custom-dark: #000000;

JSON

{
  "hex": "#140d3b",
  "rgb": {
    "r": 20,
    "g": 13,
    "b": 59
  },
  "hsl": {
    "h": 249.13,
    "s": 63.889,
    "l": 14.118
  },
  "oklch": {
    "l": 0.20414,
    "c": 0.0841,
    "h": 282.9
  },
  "luminance": 0.00752
}

Semantic roles & 50–950 ramp

primary

#140D3B

secondary

#6B772D

accent

#E741CE

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030108

muted

#78777B

Preview Lab

Preview with #140D3B

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

Preview Lab → · Contrast checker → · Palette generator →