#100E3D#100E3D

#100E3D is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.4% C 0.087 H 277.4°. Best body text is #FFFFFF at 18.23:1 contrast (WCAG AA passes).

Color values

HEX	#100E3D
RGB	rgb(16, 14, 61)
HSL	hsl(243, 63%, 15%)
HSV	hsv(243, 77%, 24%)
CMYK	cmyk(73.8%, 77%, 0%, 76.1%)
CIE-LAB	lab(6.88, 18.24, -29.69)
CIE-LCH	lch(6.88, 34.85, 301.56°)
OKLab	oklab(20.45% 0.0111 -0.0859)
OKLCH	oklch(20.45% 0.087 277.4)
XYZ	xyz(1.2128, 0.7611, 4.4970)
Luminance	0.0076 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100E3D #3B3D0E

analogous

#0E243D #100E3D #280E3D

triadic

#100E3D #3D100E #0E3D10

tetradic

#100E3D #3D0E24 #3B3D0E #0E3D28

square

#100E3D #3D0E24 #3B3D0E #0E3D28

split-complementary

#100E3D #3D280E #243D0E

monochromatic

#070619 #070619 #100E3D #1D196F #2A25A1

Accessibility & contrast

On white

18.23

#100E3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#100E3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100E3D

18.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100E3D	#FFFFFF	#000000	##FFFFFF
##100E3D	1.00	18.23	1.15	18.23
#FFFFFF	18.23	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00173E

Deuteranopia (green-blind)

#00133C

Tritanopia (blue-blind)

#001A24

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #100e3d;
/* rgb */ color: rgb(16, 14, 61);
/* oklch */ color: oklch(20.4% 0.087 277.4);

Tailwind

colors: {
  custom: {
    50: '#554c73',
    500: '#100e3d',
    950: '#000000',
  },
}

SCSS

$custom: #100e3d;
$custom-light: #554c73;
$custom-dark: #000000;

JSON

{
  "hex": "#100e3d",
  "rgb": {
    "r": 16,
    "g": 14,
    "b": 61
  },
  "hsl": {
    "h": 242.553,
    "s": 62.667,
    "l": 14.706
  },
  "oklch": {
    "l": 0.20445,
    "c": 0.08665,
    "h": 277.4
  },
  "luminance": 0.00761
}

Semantic roles & 50–950 ramp

primary

#100E3D

secondary

#75782F

accent

#E642DF

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #100E3D

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

Preview Lab → · Contrast checker → · Palette generator →