#100E4E#100E4E

#100E4E is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.4% C 0.112 H 274.0°. Best body text is #FFFFFF at 17.58:1 contrast (WCAG AA passes).

Color values

HEX	#100E4E
RGB	rgb(16, 14, 78)
HSL	hsl(242, 70%, 18%)
HSV	hsv(242, 82%, 31%)
CMYK	cmyk(79.5%, 82.1%, 0%, 69.4%)
CIE-LAB	lab(8.77, 25.13, -38.54)
CIE-LCH	lch(8.77, 46.01, 303.10°)
OKLab	oklab(22.43% 0.0078 -0.1115)
OKLCH	oklch(22.43% 0.112 274)
XYZ	xyz(1.7454, 0.9741, 7.3023)
Luminance	0.0097 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.36

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100E4E #4C4E0E

analogous

#0E2C4E #100E4E #300E4E

triadic

#100E4E #4E100E #0E4E10

tetradic

#100E4E #4E0E2C #4C4E0E #0E4E30

square

#100E4E #4E0E2C #4C4E0E #0E4E30

split-complementary

#100E4E #4E300E #2C4E0E

monochromatic

#05051A #05051A #100E4E #1B1782 #2521B6

Accessibility & contrast

On white

17.58

#100E4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#100E4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100E4E

17.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100E4E	#FFFFFF	#000000	##FFFFFF
##100E4E	1.00	17.58	1.19	17.58
#FFFFFF	17.58	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C50

Deuteranopia (green-blind)

#00164D

Tritanopia (blue-blind)

#00212D

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #100e4e;
/* rgb */ color: rgb(16, 14, 78);
/* oklch */ color: oklch(22.4% 0.112 274.0);

Tailwind

colors: {
  custom: {
    50: '#5a4d80',
    500: '#100e4e',
    950: '#000000',
  },
}

SCSS

$custom: #100e4e;
$custom-light: #5a4d80;
$custom-dark: #000000;

JSON

{
  "hex": "#100e4e",
  "rgb": {
    "r": 16,
    "g": 14,
    "b": 78
  },
  "hsl": {
    "h": 241.875,
    "s": 69.565,
    "l": 18.039
  },
  "oklch": {
    "l": 0.22434,
    "c": 0.11176,
    "h": 274
  },
  "luminance": 0.00974
}

Semantic roles & 50–950 ramp

primary

#100E4E

secondary

#86892F

accent

#EC3BE7

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #100E4E

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

Preview Lab → · Contrast checker → · Palette generator →