#100528#100528

#100528 is a very dark, moderate violet. Relative luminance 0.004; OKLCH L 16.3% C 0.069 H 292.3°. Best body text is #FFFFFF at 19.55:1 contrast (WCAG AA passes).

Color values

HEX	#100528
RGB	rgb(16, 5, 40)
HSL	hsl(259, 78%, 9%)
HSV	hsv(259, 88%, 16%)
CMYK	cmyk(60%, 87.5%, 0%, 84.3%)
CIE-LAB	lab(3.36, 12.18, -19.78)
CIE-LCH	lch(3.36, 23.23, 301.63°)
OKLab	oklab(16.27% 0.0261 -0.0636)
OKLCH	oklch(16.27% 0.069 292.3)
XYZ	xyz(0.6509, 0.3719, 2.0446)
Luminance	0.0037 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100528 #1D2805

analogous

#050C28 #100528 #220528

triadic

#100528 #281005 #052810

tetradic

#100528 #28050C #1D2805 #052822

square

#100528 #28050C #1D2805 #052822

split-complementary

#100528 #282205 #0C2805

monochromatic

#0B031B #0B031B #100528 #260C5E #3C1395

Accessibility & contrast

On white

19.55

#100528 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#100528 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100528

19.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100528	#FFFFFF	#000000	##FFFFFF
##100528	1.00	19.55	1.07	19.55
#FFFFFF	19.55	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000D29

Deuteranopia (green-blind)

#000B27

Tritanopia (blue-blind)

#090D15

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #100528;
/* rgb */ color: rgb(16, 5, 40);
/* oklch */ color: oklch(16.3% 0.069 292.3);

Tailwind

colors: {
  custom: {
    50: '#4f4962',
    500: '#100528',
    950: '#000000',
  },
}

SCSS

$custom: #100528;
$custom-light: #4f4962;
$custom-dark: #000000;

JSON

{
  "hex": "#100528",
  "rgb": {
    "r": 16,
    "g": 5,
    "b": 40
  },
  "hsl": {
    "h": 258.857,
    "s": 77.778,
    "l": 8.824
  },
  "oklch": {
    "l": 0.16268,
    "c": 0.06871,
    "h": 292.3
  },
  "luminance": 0.00372
}

Semantic roles & 50–950 ramp

primary

#100528

secondary

#526A1F

accent

#F434B8

background

#F4F4F5

surface

#E7E6EA

border

#C3C2C6

text

#020005

muted

#787779

Preview Lab

Preview with #100528

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

Preview Lab → · Contrast checker → · Palette generator →