#100E3C#100E3C

#100E3C is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 20.3% C 0.085 H 277.6°. Best body text is #FFFFFF at 18.26:1 contrast (WCAG AA passes).

Color values

HEX	#100E3C
RGB	rgb(16, 14, 60)
HSL	hsl(243, 62%, 15%)
HSV	hsv(243, 77%, 24%)
CMYK	cmyk(73.3%, 76.7%, 0%, 76.5%)
CIE-LAB	lab(6.78, 17.79, -29.13)
CIE-LCH	lch(6.78, 34.14, 301.42°)
OKLab	oklab(20.34% 0.0113 -0.0843)
OKLCH	oklch(20.34% 0.085 277.6)
XYZ	xyz(1.1861, 0.7504, 4.3564)
Luminance	0.0075 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100E3C #3A3C0E

analogous

#0E233C #100E3C #270E3C

triadic

#100E3C #3C100E #0E3C10

tetradic

#100E3C #3C0E23 #3A3C0E #0E3C27

square

#100E3C #3C0E23 #3A3C0E #0E3C27

split-complementary

#100E3C #3C270E #233C0E

monochromatic

#070619 #070619 #100E3C #1D1A6E #2A259F

Accessibility & contrast

On white

18.26

#100E3C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#100E3C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100E3C

18.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100E3C	#FFFFFF	#000000	##FFFFFF
##100E3C	1.00	18.26	1.15	18.26
#FFFFFF	18.26	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00173D

Deuteranopia (green-blind)

#00133B

Tritanopia (blue-blind)

#001A23

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #100e3c;
/* rgb */ color: rgb(16, 14, 60);
/* oklch */ color: oklch(20.3% 0.085 277.6);

Tailwind

colors: {
  custom: {
    50: '#554c72',
    500: '#100e3c',
    950: '#000000',
  },
}

SCSS

$custom: #100e3c;
$custom-light: #554c72;
$custom-dark: #000000;

JSON

{
  "hex": "#100e3c",
  "rgb": {
    "r": 16,
    "g": 14,
    "b": 60
  },
  "hsl": {
    "h": 242.609,
    "s": 62.162,
    "l": 14.51
  },
  "oklch": {
    "l": 0.20335,
    "c": 0.0851,
    "h": 277.6
  },
  "luminance": 0.0075
}

Semantic roles & 50–950 ramp

primary

#100E3C

secondary

#74772F

accent

#E543DE

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030108

muted

#78777B

Preview Lab

Preview with #100E3C

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

Preview Lab → · Contrast checker → · Palette generator →