#100C46#100C46

#100C46 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 21.1% C 0.103 H 276.1°. Best body text is #FFFFFF at 18.06:1 contrast (WCAG AA passes).

Color values

HEX	#100C46
RGB	rgb(16, 12, 70)
HSL	hsl(244, 71%, 16%)
HSV	hsv(244, 83%, 27%)
CMYK	cmyk(77.1%, 82.9%, 0%, 72.5%)
CIE-LAB	lab(7.36, 23.31, -35.29)
CIE-LCH	lch(7.36, 42.29, 303.45°)
OKLab	oklab(21.13% 0.0109 -0.1021)
OKLCH	oklch(21.13% 0.103 276.1)
XYZ	xyz(1.4503, 0.8152, 5.8741)
Luminance	0.0081 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100C46 #42460C

analogous

#0C2546 #100C46 #2D0C46

triadic

#100C46 #46100C #0C4610

tetradic

#100C46 #460C25 #42460C #0C462D

square

#100C46 #460C25 #42460C #0C462D

split-complementary

#100C46 #462D0C #25460C

monochromatic

#06041A #06041A #100C46 #1C157A #281EAE

Accessibility & contrast

On white

18.06

#100C46 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#100C46 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100C46

18.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100C46	#FFFFFF	#000000	##FFFFFF
##100C46	1.00	18.06	1.16	18.06
#FFFFFF	18.06	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001948

Deuteranopia (green-blind)

#001445

Tritanopia (blue-blind)

#001D28

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #100c46;
/* rgb */ color: rgb(16, 12, 70);
/* oklch */ color: oklch(21.1% 0.103 276.1);

Tailwind

colors: {
  custom: {
    50: '#584b7a',
    500: '#100c46',
    950: '#000000',
  },
}

SCSS

$custom: #100c46;
$custom-light: #584b7a;
$custom-dark: #000000;

JSON

{
  "hex": "#100c46",
  "rgb": {
    "r": 16,
    "g": 12,
    "b": 70
  },
  "hsl": {
    "h": 244.138,
    "s": 70.732,
    "l": 16.078
  },
  "oklch": {
    "l": 0.21134,
    "c": 0.10267,
    "h": 276.1
  },
  "luminance": 0.00815
}

Semantic roles & 50–950 ramp

primary

#100C46

secondary

#7C822C

accent

#ED3AE1

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040109

muted

#79777B

Preview Lab

Preview with #100C46

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

Preview Lab → · Contrast checker → · Palette generator →