#140C4B#140C4B

#140C4B is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 22.1% C 0.109 H 278.4°. Best body text is #FFFFFF at 17.74:1 contrast (WCAG AA passes).

Color values

HEX	#140C4B
RGB	rgb(20, 12, 75)
HSL	hsl(248, 72%, 17%)
HSV	hsv(248, 84%, 29%)
CMYK	cmyk(73.3%, 84%, 0%, 70.6%)
CIE-LAB	lab(8.30, 25.74, -37.23)
CIE-LCH	lch(8.30, 45.26, 304.66°)
OKLab	oklab(22.08% 0.0159 -0.1075)
OKLCH	oklch(22.08% 0.109 278.4)
XYZ	xyz(1.6896, 0.9195, 6.7437)
Luminance	0.0092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.35

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#140C4B #434B0C

analogous

#0C244B #140C4B #340C4B

triadic

#140C4B #4B140C #0C4B14

tetradic

#140C4B #4B0C24 #434B0C #0C4B34

square

#140C4B #4B0C24 #434B0C #0C4B34

split-complementary

#140C4B #4B340C #244B0C

monochromatic

#07041A #07041A #140C4B #221480 #301DB5

Accessibility & contrast

On white

17.74

#140C4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#140C4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #140C4B

17.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##140C4B	#FFFFFF	#000000	##FFFFFF
##140C4B	1.00	17.74	1.18	17.74
#FFFFFF	17.74	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B4D

Deuteranopia (green-blind)

#00164A

Tritanopia (blue-blind)

#001E2B

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #140c4b;
/* rgb */ color: rgb(20, 12, 75);
/* oklch */ color: oklch(22.1% 0.109 278.4);

Tailwind

colors: {
  custom: {
    50: '#5b4c7e',
    500: '#140c4b',
    950: '#000000',
  },
}

SCSS

$custom: #140c4b;
$custom-light: #5b4c7e;
$custom-dark: #000000;

JSON

{
  "hex": "#140c4b",
  "rgb": {
    "r": 20,
    "g": 12,
    "b": 75
  },
  "hsl": {
    "h": 247.619,
    "s": 72.414,
    "l": 17.059
  },
  "oklch": {
    "l": 0.2208,
    "c": 0.10869,
    "h": 278.4
  },
  "luminance": 0.0092
}

Semantic roles & 50–950 ramp

primary

#140C4B

secondary

#7B872C

accent

#EF39D8

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #140C4B

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

Preview Lab → · Contrast checker → · Palette generator →