#100739#100739

#100739 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 18.7% C 0.090 H 281.7°. Best body text is #FFFFFF at 18.89:1 contrast (WCAG AA passes).

Color values

HEX	#100739
RGB	rgb(16, 7, 57)
HSL	hsl(251, 78%, 13%)
HSV	hsv(251, 88%, 22%)
CMYK	cmyk(71.9%, 87.7%, 0%, 77.6%)
CIE-LAB	lab(5.03, 19.91, -29.79)
CIE-LCH	lch(5.03, 35.83, 303.75°)
OKLab	oklab(18.7% 0.0183 -0.0883)
OKLCH	oklch(18.7% 0.09 281.7)
XYZ	xyz(1.0280, 0.5574, 3.9235)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100739 #303907

analogous

#071739 #100739 #290739

triadic

#100739 #391007 #073910

tetradic

#100739 #390717 #303907 #073929

square

#100739 #390717 #303907 #073929

split-complementary

#100739 #392907 #173907

monochromatic

#08031B #08031B #100739 #1F0E70 #2F14A6

Accessibility & contrast

On white

18.89

#100739 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#100739 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100739

18.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100739	#FFFFFF	#000000	##FFFFFF
##100739	1.00	18.89	1.11	18.89
#FFFFFF	18.89	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00133A

Deuteranopia (green-blind)

#000F38

Tritanopia (blue-blind)

#00151F

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #100739;
/* rgb */ color: rgb(16, 7, 57);
/* oklch */ color: oklch(18.7% 0.090 281.7);

Tailwind

colors: {
  custom: {
    50: '#544970',
    500: '#100739',
    950: '#000000',
  },
}

SCSS

$custom: #100739;
$custom-light: #544970;
$custom-dark: #000000;

JSON

{
  "hex": "#100739",
  "rgb": {
    "r": 16,
    "g": 7,
    "b": 57
  },
  "hsl": {
    "h": 250.8,
    "s": 78.125,
    "l": 12.549
  },
  "oklch": {
    "l": 0.18703,
    "c": 0.09014,
    "h": 281.7
  },
  "luminance": 0.00558
}

Semantic roles & 50–950 ramp

primary

#100739

secondary

#697923

accent

#F533D2

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#030007

muted

#78777A

Preview Lab

Preview with #100739

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

Preview Lab → · Contrast checker → · Palette generator →