#100A29#100A29

#100A29 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 17.5% C 0.060 H 287.3°. Best body text is #FFFFFF at 19.14:1 contrast (WCAG AA passes).

Color values

HEX	#100A29
RGB	rgb(16, 10, 41)
HSL	hsl(252, 61%, 10%)
HSV	hsv(252, 76%, 16%)
CMYK	cmyk(61%, 75.6%, 0%, 83.9%)
CIE-LAB	lab(4.40, 10.62, -18.91)
CIE-LCH	lch(4.40, 21.69, 299.31°)
OKLab	oklab(17.52% 0.018 -0.0577)
OKLCH	oklch(17.52% 0.06 287.3)
XYZ	xyz(0.7223, 0.4873, 2.1534)
Luminance	0.0049 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100A29 #23290A

analogous

#0A1329 #100A29 #200A29

triadic

#100A29 #29100A #0A2910

tetradic

#100A29 #290A13 #23290A #0A2920

square

#100A29 #290A13 #23290A #0A2920

split-complementary

#100A29 #29200A #13290A

monochromatic

#0A0619 #0A0619 #100A29 #23165A #36228B

Accessibility & contrast

On white

19.14

#100A29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#100A29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100A29

19.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100A29	#FFFFFF	#000000	##FFFFFF
##100A29	1.00	19.14	1.10	19.14
#FFFFFF	19.14	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00102A

Deuteranopia (green-blind)

#000E28

Tritanopia (blue-blind)

#081118

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #100a29;
/* rgb */ color: rgb(16, 10, 41);
/* oklch */ color: oklch(17.5% 0.060 287.3);

Tailwind

colors: {
  custom: {
    50: '#4f4b63',
    500: '#100a29',
    950: '#000000',
  },
}

SCSS

$custom: #100a29;
$custom-light: #4f4b63;
$custom-dark: #000000;

JSON

{
  "hex": "#100a29",
  "rgb": {
    "r": 16,
    "g": 10,
    "b": 41
  },
  "hsl": {
    "h": 251.613,
    "s": 60.784,
    "l": 10
  },
  "oklch": {
    "l": 0.17522,
    "c": 0.06047,
    "h": 287.3
  },
  "luminance": 0.00487
}

Semantic roles & 50–950 ramp

primary

#100A29

secondary

#5A6629

accent

#E444C5

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#020105

muted

#787779

Preview Lab

Preview with #100A29

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

Preview Lab → · Contrast checker → · Palette generator →