#140C51#140C51

#140C51 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.8% C 0.117 H 276.9°. Best body text is #FFFFFF at 17.48:1 contrast (WCAG AA passes).

Color values

HEX	#140C51
RGB	rgb(20, 12, 81)
HSL	hsl(247, 74%, 18%)
HSV	hsv(247, 85%, 32%)
CMYK	cmyk(75.3%, 85.2%, 0%, 68.2%)
CIE-LAB	lab(9.04, 27.89, -40.17)
CIE-LCH	lch(9.04, 48.90, 304.77°)
OKLab	oklab(22.81% 0.0141 -0.1161)
OKLCH	oklch(22.81% 0.117 276.9)
XYZ	xyz(1.9047, 1.0056, 7.8767)
Luminance	0.0101 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#140C51 #49510C

analogous

#0C2651 #140C51 #360C51

triadic

#140C51 #51140C #0C5114

tetradic

#140C51 #510C26 #49510C #0C5136

square

#140C51 #510C26 #49510C #0C5136

split-complementary

#140C51 #51360C #26510C

monochromatic

#07041B #07041C #140C51 #211486 #2E1CBC

Accessibility & contrast

On white

17.48

#140C51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#140C51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #140C51

17.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##140C51	#FFFFFF	#000000	##FFFFFF
##140C51	1.00	17.48	1.20	17.48
#FFFFFF	17.48	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C53

Deuteranopia (green-blind)

#001750

Tritanopia (blue-blind)

#00212E

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #140c51;
/* rgb */ color: rgb(20, 12, 81);
/* oklch */ color: oklch(22.8% 0.117 276.9);

Tailwind

colors: {
  custom: {
    50: '#5d4c83',
    500: '#140c51',
    950: '#000000',
  },
}

SCSS

$custom: #140c51;
$custom-light: #5d4c83;
$custom-dark: #000000;

JSON

{
  "hex": "#140c51",
  "rgb": {
    "r": 20,
    "g": 12,
    "b": 81
  },
  "hsl": {
    "h": 246.957,
    "s": 74.194,
    "l": 18.235
  },
  "oklch": {
    "l": 0.22813,
    "c": 0.11694,
    "h": 276.9
  },
  "luminance": 0.01006
}

Semantic roles & 50–950 ramp

primary

#140C51

secondary

#818C2C

accent

#F137DB

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05010B

muted

#79777C

Preview Lab

Preview with #140C51

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

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