#100439#100439

#100439 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.1% C 0.095 H 283.0°. Best body text is #FFFFFF at 19.12:1 contrast (WCAG AA passes).

Color values

HEX	#100439
RGB	rgb(16, 4, 57)
HSL	hsl(254, 87%, 12%)
HSV	hsv(254, 93%, 22%)
CMYK	cmyk(71.9%, 93%, 0%, 77.6%)
CIE-LAB	lab(4.45, 21.26, -30.75)
CIE-LCH	lch(4.45, 37.38, 304.66°)
OKLab	oklab(18.12% 0.0213 -0.0922)
OKLCH	oklch(18.12% 0.095 283)
XYZ	xyz(0.9954, 0.4923, 3.9127)
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

#100439 #2D3904

analogous

#041339 #100439 #2B0439

triadic

#100439 #391004 #043910

tetradic

#100439 #390413 #2D3904 #04392B

square

#100439 #390413 #2D3904 #04392B

split-complementary

#100439 #392B04 #133904

monochromatic

#08021D #08021D #100439 #200872 #300CAB

Accessibility & contrast

On white

19.12

#100439 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#100439 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100439

19.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100439	#FFFFFF	#000000	##FFFFFF
##100439	1.00	19.12	1.10	19.12
#FFFFFF	19.12	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00113A

Deuteranopia (green-blind)

#000E38

Tritanopia (blue-blind)

#00141E

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #100439;
/* rgb */ color: rgb(16, 4, 57);
/* oklch */ color: oklch(18.1% 0.095 283.0);

Tailwind

colors: {
  custom: {
    50: '#544770',
    500: '#100439',
    950: '#000000',
  },
}

SCSS

$custom: #100439;
$custom-light: #544770;
$custom-dark: #000000;

JSON

{
  "hex": "#100439",
  "rgb": {
    "r": 16,
    "g": 4,
    "b": 57
  },
  "hsl": {
    "h": 253.585,
    "s": 86.885,
    "l": 11.961
  },
  "oklch": {
    "l": 0.18123,
    "c": 0.09463,
    "h": 283
  },
  "luminance": 0.00492
}

Semantic roles & 50–950 ramp

primary

#100439

secondary

#667B1E

accent

#FD2BCD

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#030007

muted

#78777A

Preview Lab

Preview with #100439

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

Preview Lab → · Contrast checker → · Palette generator →