#100A32#100A32

#100A32 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.5% C 0.075 H 283.0°. Best body text is #FFFFFF at 18.89:1 contrast (WCAG AA passes).

Color values

HEX	#100A32
RGB	rgb(16, 10, 50)
HSL	hsl(249, 67%, 12%)
HSV	hsv(249, 80%, 20%)
CMYK	cmyk(68%, 80%, 0%, 80.4%)
CIE-LAB	lab(5.04, 15.02, -24.65)
CIE-LCH	lch(5.04, 28.87, 301.36°)
OKLab	oklab(18.46% 0.0169 -0.0732)
OKLCH	oklch(18.46% 0.075 283)
XYZ	xyz(0.8978, 0.5575, 3.0773)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100A32 #2C320A

analogous

#0A1832 #100A32 #240A32

triadic

#100A32 #32100A #0A3210

tetradic

#100A32 #320A18 #2C320A #0A3224

square

#100A32 #320A18 #2C320A #0A3224

split-complementary

#100A32 #32240A #18320A

monochromatic

#08051A #08051A #100A32 #201465 #311E98

Accessibility & contrast

On white

18.89

#100A32 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#100A32 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100A32

18.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100A32	#FFFFFF	#000000	##FFFFFF
##100A32	1.00	18.89	1.11	18.89
#FFFFFF	18.89	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001233

Deuteranopia (green-blind)

#001031

Tritanopia (blue-blind)

#02141C

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #100a32;
/* rgb */ color: rgb(16, 10, 50);
/* oklch */ color: oklch(18.5% 0.075 283.0);

Tailwind

colors: {
  custom: {
    50: '#524a6a',
    500: '#100a32',
    950: '#000000',
  },
}

SCSS

$custom: #100a32;
$custom-light: #524a6a;
$custom-dark: #000000;

JSON

{
  "hex": "#100a32",
  "rgb": {
    "r": 16,
    "g": 10,
    "b": 50
  },
  "hsl": {
    "h": 249,
    "s": 66.667,
    "l": 11.765
  },
  "oklch": {
    "l": 0.18459,
    "c": 0.07517,
    "h": 283
  },
  "luminance": 0.00558
}

Semantic roles & 50–950 ramp

primary

#100A32

secondary

#656F28

accent

#EA3ED0

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020106

muted

#78777A

Preview Lab

Preview with #100A32

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

Preview Lab → · Contrast checker → · Palette generator →