#100E49#100E49

#100E49 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.8% C 0.105 H 274.9°. Best body text is #FFFFFF at 17.78:1 contrast (WCAG AA passes).

Color values

HEX	#100E49
RGB	rgb(16, 14, 73)
HSL	hsl(242, 68%, 17%)
HSV	hsv(242, 81%, 29%)
CMYK	cmyk(78.1%, 80.8%, 0%, 71.4%)
CIE-LAB	lab(8.17, 23.22, -36.06)
CIE-LCH	lch(8.17, 42.88, 302.78°)
OKLab	oklab(21.83% 0.0089 -0.1042)
OKLCH	oklch(21.83% 0.105 274.9)
XYZ	xyz(1.5729, 0.9051, 6.3939)
Luminance	0.0091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100E49 #47490E

analogous

#0E2A49 #100E49 #2E0E49

triadic

#100E49 #49100E #0E4910

tetradic

#100E49 #490E2A #47490E #0E492E

square

#100E49 #490E2A #47490E #0E492E

split-complementary

#100E49 #492E0E #2A490E

monochromatic

#06051A #06051A #100E49 #1B187C #2722B0

Accessibility & contrast

On white

17.78

#100E49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#100E49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100E49

17.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100E49	#FFFFFF	#000000	##FFFFFF
##100E49	1.00	17.78	1.18	17.78
#FFFFFF	17.78	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B4B

Deuteranopia (green-blind)

#001548

Tritanopia (blue-blind)

#001F2A

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #100e49;
/* rgb */ color: rgb(16, 14, 73);
/* oklch */ color: oklch(21.8% 0.105 274.9);

Tailwind

colors: {
  custom: {
    50: '#594d7c',
    500: '#100e49',
    950: '#000000',
  },
}

SCSS

$custom: #100e49;
$custom-light: #594d7c;
$custom-dark: #000000;

JSON

{
  "hex": "#100e49",
  "rgb": {
    "r": 16,
    "g": 14,
    "b": 73
  },
  "hsl": {
    "h": 242.034,
    "s": 67.816,
    "l": 17.059
  },
  "oklch": {
    "l": 0.2183,
    "c": 0.10463,
    "h": 274.9
  },
  "luminance": 0.00905
}

Semantic roles & 50–950 ramp

primary

#100E49

secondary

#81842F

accent

#EB3DE5

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040109

muted

#79777B

Preview Lab

Preview with #100E49

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

Preview Lab → · Contrast checker → · Palette generator →