#100831#100831

#100831 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.0% C 0.077 H 284.7°. Best body text is #FFFFFF at 19.07:1 contrast (WCAG AA passes).

Color values

HEX	#100831
RGB	rgb(16, 8, 49)
HSL	hsl(252, 72%, 11%)
HSV	hsv(252, 84%, 19%)
CMYK	cmyk(67.3%, 83.7%, 0%, 80.8%)
CIE-LAB	lab(4.57, 15.33, -24.66)
CIE-LCH	lch(4.57, 29.04, 301.86°)
OKLab	oklab(17.95% 0.0194 -0.0742)
OKLCH	oklch(17.95% 0.077 284.7)
XYZ	xyz(0.8547, 0.5055, 2.9577)
Luminance	0.0051 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight

#03012D

ΔE00 2.97

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100831 #293108

analogous

#081431 #100831 #240831

triadic

#100831 #311008 #083110

tetradic

#100831 #310814 #293108 #083124

square

#100831 #310814 #293108 #083124

split-complementary

#100831 #312408 #143108

monochromatic

#09041A #09041A #100831 #211166 #32199A

Accessibility & contrast

On white

19.07

#100831 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#100831 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100831

19.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100831	#FFFFFF	#000000	##FFFFFF
##100831	1.00	19.07	1.10	19.07
#FFFFFF	19.07	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001132

Deuteranopia (green-blind)

#000E30

Tritanopia (blue-blind)

#03131B

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #100831;
/* rgb */ color: rgb(16, 8, 49);
/* oklch */ color: oklch(18.0% 0.077 284.7);

Tailwind

colors: {
  custom: {
    50: '#514a69',
    500: '#100831',
    950: '#000000',
  },
}

SCSS

$custom: #100831;
$custom-light: #514a69;
$custom-dark: #000000;

JSON

{
  "hex": "#100831",
  "rgb": {
    "r": 16,
    "g": 8,
    "b": 49
  },
  "hsl": {
    "h": 251.707,
    "s": 71.93,
    "l": 11.176
  },
  "oklch": {
    "l": 0.17952,
    "c": 0.07672,
    "h": 284.7
  },
  "luminance": 0.00506
}

Semantic roles & 50–950 ramp

primary

#100831

secondary

#617025

accent

#EF39CB

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020106

muted

#78777A

Preview Lab

Preview with #100831

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

Preview Lab → · Contrast checker → · Palette generator →