#100640#100640

#100640 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.4% C 0.101 H 279.5°. Best body text is #FFFFFF at 18.71:1 contrast (WCAG AA passes).

Color values

HEX	#100640
RGB	rgb(16, 6, 64)
HSL	hsl(250, 83%, 14%)
HSV	hsv(250, 91%, 25%)
CMYK	cmyk(75%, 90.6%, 0%, 74.9%)
CIE-LAB	lab(5.51, 23.82, -34.06)
CIE-LCH	lch(5.51, 41.56, 304.96°)
OKLab	oklab(19.41% 0.0168 -0.0999)
OKLCH	oklch(19.41% 0.101 279.5)
XYZ	xyz(1.2039, 0.6105, 4.9039)
Luminance	0.0061 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Night Blue

#040348

ΔE00 2.62

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100640 #364006

analogous

#061940 #100640 #2D0640

triadic

#100640 #401006 #064010

tetradic

#100640 #400619 #364006 #06402D

square

#100640 #400619 #364006 #06402D

split-complementary

#100640 #402D06 #194006

monochromatic

#07031C #07031C #100640 #1E0B78 #2C10B0

Accessibility & contrast

On white

18.71

#100640 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#100640 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100640

18.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100640	#FFFFFF	#000000	##FFFFFF
##100640	1.00	18.71	1.12	18.71
#FFFFFF	18.71	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001442

Deuteranopia (green-blind)

#00103F

Tritanopia (blue-blind)

#001823

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #100640;
/* rgb */ color: rgb(16, 6, 64);
/* oklch */ color: oklch(19.4% 0.101 279.5);

Tailwind

colors: {
  custom: {
    50: '#564876',
    500: '#100640',
    950: '#000000',
  },
}

SCSS

$custom: #100640;
$custom-light: #564876;
$custom-dark: #000000;

JSON

{
  "hex": "#100640",
  "rgb": {
    "r": 16,
    "g": 6,
    "b": 64
  },
  "hsl": {
    "h": 250.345,
    "s": 82.857,
    "l": 13.725
  },
  "oklch": {
    "l": 0.19408,
    "c": 0.10131,
    "h": 279.5
  },
  "luminance": 0.00611
}

Semantic roles & 50–950 ramp

primary

#100640

secondary

#708022

accent

#F92FD6

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#030008

muted

#78777B

Preview Lab

Preview with #100640

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

Preview Lab → · Contrast checker → · Palette generator →