#100641#100641

#100641 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.5% C 0.103 H 279.2°. Best body text is #FFFFFF at 18.68:1 contrast (WCAG AA passes).

Color values

HEX	#100641
RGB	rgb(16, 6, 65)
HSL	hsl(250, 83%, 14%)
HSV	hsv(250, 91%, 25%)
CMYK	cmyk(75.4%, 90.8%, 0%, 74.5%)
CIE-LAB	lab(5.62, 24.29, -34.61)
CIE-LCH	lch(5.62, 42.28, 305.06°)
OKLab	oklab(19.54% 0.0164 -0.1014)
OKLCH	oklch(19.54% 0.103 279.2)
XYZ	xyz(1.2326, 0.6220, 5.0551)
Luminance	0.0062 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Night Blue

#040348

ΔE00 2.42

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100641 #374106

analogous

#061A41 #100641 #2E0641

triadic

#100641 #411006 #064110

tetradic

#100641 #41061A #374106 #06412E

square

#100641 #41061A #374106 #06412E

split-complementary

#100641 #412E06 #1A4106

monochromatic

#07031C #07031C #100641 #1E0B79 #2C10B1

Accessibility & contrast

On white

18.68

#100641 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#100641 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100641

18.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100641	#FFFFFF	#000000	##FFFFFF
##100641	1.00	18.68	1.12	18.68
#FFFFFF	18.68	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001543

Deuteranopia (green-blind)

#001040

Tritanopia (blue-blind)

#001824

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #100641;
/* rgb */ color: rgb(16, 6, 65);
/* oklch */ color: oklch(19.5% 0.103 279.2);

Tailwind

colors: {
  custom: {
    50: '#574876',
    500: '#100641',
    950: '#000000',
  },
}

SCSS

$custom: #100641;
$custom-light: #574876;
$custom-dark: #000000;

JSON

{
  "hex": "#100641",
  "rgb": {
    "r": 16,
    "g": 6,
    "b": 65
  },
  "hsl": {
    "h": 250.169,
    "s": 83.099,
    "l": 13.922
  },
  "oklch": {
    "l": 0.19538,
    "c": 0.10268,
    "h": 279.2
  },
  "luminance": 0.00622
}

Semantic roles & 50–950 ramp

primary

#100641

secondary

#718122

accent

#F92ED7

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#040008

muted

#79777B

Preview Lab

Preview with #100641

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

Preview Lab → · Contrast checker → · Palette generator →