#100B46#100B46

#100B46 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 21.0% C 0.104 H 276.4°. Best body text is #FFFFFF at 18.13:1 contrast (WCAG AA passes).

Color values

HEX	#100B46
RGB	rgb(16, 11, 70)
HSL	hsl(245, 73%, 16%)
HSV	hsv(245, 84%, 27%)
CMYK	cmyk(77.1%, 84.3%, 0%, 72.5%)
CIE-LAB	lab(7.15, 23.89, -35.64)
CIE-LCH	lch(7.15, 42.91, 303.84°)
OKLab	oklab(20.97% 0.0115 -0.1032)
OKLCH	oklch(20.97% 0.104 276.4)
XYZ	xyz(1.4385, 0.7916, 5.8701)
Luminance	0.0079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100B46 #41460B

analogous

#0B2346 #100B46 #2D0B46

triadic

#100B46 #46100B #0B4610

tetradic

#100B46 #460B23 #41460B #0B462D

square

#100B46 #460B23 #41460B #0B462D

split-complementary

#100B46 #462D0B #23460B

monochromatic

#06041A #06041A #100B46 #1C137B #281CB0

Accessibility & contrast

On white

18.13

#100B46 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#100B46 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100B46

18.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100B46	#FFFFFF	#000000	##FFFFFF
##100B46	1.00	18.13	1.16	18.13
#FFFFFF	18.13	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001848

Deuteranopia (green-blind)

#001345

Tritanopia (blue-blind)

#001C28

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #100b46;
/* rgb */ color: rgb(16, 11, 70);
/* oklch */ color: oklch(21.0% 0.104 276.4);

Tailwind

colors: {
  custom: {
    50: '#584b7a',
    500: '#100b46',
    950: '#000000',
  },
}

SCSS

$custom: #100b46;
$custom-light: #584b7a;
$custom-dark: #000000;

JSON

{
  "hex": "#100b46",
  "rgb": {
    "r": 16,
    "g": 11,
    "b": 70
  },
  "hsl": {
    "h": 245.085,
    "s": 72.84,
    "l": 15.882
  },
  "oklch": {
    "l": 0.20974,
    "c": 0.10381,
    "h": 276.4
  },
  "luminance": 0.00792
}

Semantic roles & 50–950 ramp

primary

#100B46

secondary

#7B822A

accent

#F038E0

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040109

muted

#79777B

Preview Lab

Preview with #100B46

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

Preview Lab → · Contrast checker → · Palette generator →