#100E4A#100E4A

#100E4A is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.9% C 0.106 H 274.7°. Best body text is #FFFFFF at 17.74:1 contrast (WCAG AA passes).

Color values

HEX	#100E4A
RGB	rgb(16, 14, 74)
HSL	hsl(242, 68%, 17%)
HSV	hsv(242, 81%, 29%)
CMYK	cmyk(78.4%, 81.1%, 0%, 71%)
CIE-LAB	lab(8.29, 23.60, -36.56)
CIE-LCH	lch(8.29, 43.52, 302.84°)
OKLab	oklab(21.95% 0.0087 -0.1057)
OKLCH	oklch(21.95% 0.106 274.7)
XYZ	xyz(1.6063, 0.9185, 6.5699)
Luminance	0.0092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100E4A #484A0E

analogous

#0E2A4A #100E4A #2E0E4A

triadic

#100E4A #4A100E #0E4A10

tetradic

#100E4A #4A0E2A #484A0E #0E4A2E

square

#100E4A #4A0E2A #484A0E #0E4A2E

split-complementary

#100E4A #4A2E0E #2A4A0E

monochromatic

#06051A #06051A #100E4A #1B187D #2621B1

Accessibility & contrast

On white

17.74

#100E4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#100E4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100E4A

17.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100E4A	#FFFFFF	#000000	##FFFFFF
##100E4A	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)

#001B4C

Deuteranopia (green-blind)

#001549

Tritanopia (blue-blind)

#001F2B

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #100e4a;
/* rgb */ color: rgb(16, 14, 74);
/* oklch */ color: oklch(21.9% 0.106 274.7);

Tailwind

colors: {
  custom: {
    50: '#594d7d',
    500: '#100e4a',
    950: '#000000',
  },
}

SCSS

$custom: #100e4a;
$custom-light: #594d7d;
$custom-dark: #000000;

JSON

{
  "hex": "#100e4a",
  "rgb": {
    "r": 16,
    "g": 14,
    "b": 74
  },
  "hsl": {
    "h": 242,
    "s": 68.182,
    "l": 17.255
  },
  "oklch": {
    "l": 0.2195,
    "c": 0.10606,
    "h": 274.7
  },
  "luminance": 0.00919
}

Semantic roles & 50–950 ramp

primary

#100E4A

secondary

#82852F

accent

#EB3DE5

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #100E4A

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

Preview Lab → · Contrast checker → · Palette generator →