#100A2C#100A2C

#100A2C is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 17.8% C 0.065 H 285.7°. Best body text is #FFFFFF at 19.06:1 contrast (WCAG AA passes).

Color values

HEX	#100A2C
RGB	rgb(16, 10, 44)
HSL	hsl(251, 63%, 11%)
HSV	hsv(251, 77%, 17%)
CMYK	cmyk(63.6%, 77.3%, 0%, 82.7%)
CIE-LAB	lab(4.60, 11.99, -20.87)
CIE-LCH	lch(4.60, 24.07, 299.89°)
OKLab	oklab(17.82% 0.0178 -0.063)
OKLCH	oklch(17.82% 0.065 285.7)
XYZ	xyz(0.7767, 0.5091, 2.4397)
Luminance	0.0051 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100A2C #262C0A

analogous

#0A152C #100A2C #210A2C

triadic

#100A2C #2C100A #0A2C10

tetradic

#100A2C #2C0A15 #262C0A #0A2C21

square

#100A2C #2C0A15 #262C0A #0A2C21

split-complementary

#100A2C #2C210A #152C0A

monochromatic

#090619 #090619 #100A2C #22155E #342190

Accessibility & contrast

On white

19.06

#100A2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#100A2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100A2C

19.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100A2C	#FFFFFF	#000000	##FFFFFF
##100A2C	1.00	19.06	1.10	19.06
#FFFFFF	19.06	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00112D

Deuteranopia (green-blind)

#000F2B

Tritanopia (blue-blind)

#061219

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #100a2c;
/* rgb */ color: rgb(16, 10, 44);
/* oklch */ color: oklch(17.8% 0.065 285.7);

Tailwind

colors: {
  custom: {
    50: '#504b65',
    500: '#100a2c',
    950: '#000000',
  },
}

SCSS

$custom: #100a2c;
$custom-light: #504b65;
$custom-dark: #000000;

JSON

{
  "hex": "#100a2c",
  "rgb": {
    "r": 16,
    "g": 10,
    "b": 44
  },
  "hsl": {
    "h": 250.588,
    "s": 62.963,
    "l": 10.588
  },
  "oklch": {
    "l": 0.17823,
    "c": 0.06548,
    "h": 285.7
  },
  "luminance": 0.00509
}

Semantic roles & 50–950 ramp

primary

#100A2C

secondary

#5E6929

accent

#E642C9

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020105

muted

#78777A

Preview Lab

Preview with #100A2C

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

Preview Lab → · Contrast checker → · Palette generator →