#140B4E#140B4E

#140B4E is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 22.3% C 0.114 H 277.9°. Best body text is #FFFFFF at 17.68:1 contrast (WCAG AA passes).

Color values

HEX	#140B4E
RGB	rgb(20, 11, 78)
HSL	hsl(248, 75%, 17%)
HSV	hsv(248, 86%, 31%)
CMYK	cmyk(74.4%, 85.9%, 0%, 69.4%)
CIE-LAB	lab(8.46, 27.40, -39.04)
CIE-LCH	lch(8.46, 47.70, 305.06°)
OKLab	oklab(22.3% 0.0156 -0.1128)
OKLCH	oklch(22.3% 0.114 277.9)
XYZ	xyz(1.7829, 0.9380, 7.2933)
Luminance	0.0094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.92

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#140B4E #454E0B

analogous

#0B234E #140B4E #360B4E

triadic

#140B4E #4E140B #0B4E14

tetradic

#140B4E #4E0B23 #454E0B #0B4E36

square

#140B4E #4E0B23 #454E0B #0B4E36

split-complementary

#140B4E #4E360B #234E0B

monochromatic

#07041B #07041B #140B4E #221384 #301AB9

Accessibility & contrast

On white

17.68

#140B4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#140B4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #140B4E

17.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##140B4E	#FFFFFF	#000000	##FFFFFF
##140B4E	1.00	17.68	1.19	17.68
#FFFFFF	17.68	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B50

Deuteranopia (green-blind)

#00164D

Tritanopia (blue-blind)

#001F2C

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #140b4e;
/* rgb */ color: rgb(20, 11, 78);
/* oklch */ color: oklch(22.3% 0.114 277.9);

Tailwind

colors: {
  custom: {
    50: '#5c4c80',
    500: '#140b4e',
    950: '#000000',
  },
}

SCSS

$custom: #140b4e;
$custom-light: #5c4c80;
$custom-dark: #000000;

JSON

{
  "hex": "#140b4e",
  "rgb": {
    "r": 20,
    "g": 11,
    "b": 78
  },
  "hsl": {
    "h": 248.06,
    "s": 75.281,
    "l": 17.451
  },
  "oklch": {
    "l": 0.22302,
    "c": 0.11387,
    "h": 277.9
  },
  "luminance": 0.00938
}

Semantic roles & 50–950 ramp

primary

#140B4E

secondary

#7D8A2B

accent

#F236D9

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#05010A

muted

#79777C

Preview Lab

Preview with #140B4E

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

Preview Lab → · Contrast checker → · Palette generator →