#100E3E#100E3E

#100E3E is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.6% C 0.088 H 277.1°. Best body text is #FFFFFF at 18.19:1 contrast (WCAG AA passes).

Color values

HEX	#100E3E
RGB	rgb(16, 14, 62)
HSL	hsl(243, 63%, 15%)
HSV	hsv(243, 77%, 24%)
CMYK	cmyk(74.2%, 77.4%, 0%, 75.7%)
CIE-LAB	lab(6.97, 18.68, -30.25)
CIE-LCH	lch(6.97, 35.56, 301.70°)
OKLab	oklab(20.56% 0.0109 -0.0875)
OKLCH	oklch(20.56% 0.088 277.1)
XYZ	xyz(1.2399, 0.7719, 4.6401)
Luminance	0.0077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100E3E #3C3E0E

analogous

#0E243E #100E3E #280E3E

triadic

#100E3E #3E100E #0E3E10

tetradic

#100E3E #3E0E24 #3C3E0E #0E3E28

square

#100E3E #3E0E24 #3C3E0E #0E3E28

split-complementary

#100E3E #3E280E #243E0E

monochromatic

#060619 #060619 #100E3E #1D1970 #2A25A2

Accessibility & contrast

On white

18.19

#100E3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#100E3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100E3E

18.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100E3E	#FFFFFF	#000000	##FFFFFF
##100E3E	1.00	18.19	1.15	18.19
#FFFFFF	18.19	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00173F

Deuteranopia (green-blind)

#00133D

Tritanopia (blue-blind)

#001B24

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #100e3e;
/* rgb */ color: rgb(16, 14, 62);
/* oklch */ color: oklch(20.6% 0.088 277.1);

Tailwind

colors: {
  custom: {
    50: '#554c74',
    500: '#100e3e',
    950: '#000000',
  },
}

SCSS

$custom: #100e3e;
$custom-light: #554c74;
$custom-dark: #000000;

JSON

{
  "hex": "#100e3e",
  "rgb": {
    "r": 16,
    "g": 14,
    "b": 62
  },
  "hsl": {
    "h": 242.5,
    "s": 63.158,
    "l": 14.902
  },
  "oklch": {
    "l": 0.20556,
    "c": 0.0882,
    "h": 277.1
  },
  "luminance": 0.00772
}

Semantic roles & 50–950 ramp

primary

#100E3E

secondary

#76792F

accent

#E642DF

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #100E3E

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

Preview Lab → · Contrast checker → · Palette generator →