#140F4B#140F4B

#140F4B is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.6% C 0.105 H 277.5°. Best body text is #FFFFFF at 17.51:1 contrast (WCAG AA passes).

Color values

HEX	#140F4B
RGB	rgb(20, 15, 75)
HSL	hsl(245, 67%, 18%)
HSV	hsv(245, 80%, 29%)
CMYK	cmyk(73.3%, 80%, 0%, 70.6%)
CIE-LAB	lab(8.98, 23.84, -36.12)
CIE-LCH	lch(8.98, 43.28, 303.43°)
OKLab	oklab(22.56% 0.0138 -0.1043)
OKLCH	oklch(22.56% 0.105 277.5)
XYZ	xyz(1.7289, 0.9982, 6.7568)
Luminance	0.0100 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#140F4B #464B0F

analogous

#0F284B #140F4B #320F4B

triadic

#140F4B #4B140F #0F4B14

tetradic

#140F4B #4B0F28 #464B0F #0F4B32

square

#140F4B #4B0F28 #464B0F #0F4B32

split-complementary

#140F4B #4B320F #284B0F

monochromatic

#07051A #07051A #140F4B #22197E #2F23B1

Accessibility & contrast

On white

17.51

#140F4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#140F4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #140F4B

17.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##140F4B	#FFFFFF	#000000	##FFFFFF
##140F4B	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)

#001C4D

Deuteranopia (green-blind)

#00174A

Tritanopia (blue-blind)

#00202C

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #140f4b;
/* rgb */ color: rgb(20, 15, 75);
/* oklch */ color: oklch(22.6% 0.105 277.5);

Tailwind

colors: {
  custom: {
    50: '#5b4e7e',
    500: '#140f4b',
    950: '#000000',
  },
}

SCSS

$custom: #140f4b;
$custom-light: #5b4e7e;
$custom-dark: #000000;

JSON

{
  "hex": "#140f4b",
  "rgb": {
    "r": 20,
    "g": 15,
    "b": 75
  },
  "hsl": {
    "h": 245,
    "s": 66.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.22557,
    "c": 0.10521,
    "h": 277.5
  },
  "luminance": 0.00998
}

Semantic roles & 50–950 ramp

primary

#140F4B

secondary

#7E8530

accent

#EA3EDB

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #140F4B

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

Preview Lab → · Contrast checker → · Palette generator →