#100C35#100C35

#100C35 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.2% C 0.077 H 280.7°. Best body text is #FFFFFF at 18.65:1 contrast (WCAG AA passes).

Color values

HEX	#100C35
RGB	rgb(16, 12, 53)
HSL	hsl(246, 63%, 13%)
HSV	hsv(246, 77%, 21%)
CMYK	cmyk(69.8%, 77.4%, 0%, 79.2%)
CIE-LAB	lab(5.69, 15.61, -25.81)
CIE-LCH	lch(5.69, 30.16, 301.16°)
OKLab	oklab(19.18% 0.0143 -0.0756)
OKLCH	oklch(19.18% 0.077 280.7)
XYZ	xyz(0.9876, 0.6301, 3.4370)
Luminance	0.0063 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight

#03012D

ΔE00 3.11

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100C35 #31350C

analogous

#0C1C35 #100C35 #240C35

triadic

#100C35 #35100C #0C3510

tetradic

#100C35 #350C1C #31350C #0C3524

square

#100C35 #350C1C #31350C #0C3524

split-complementary

#100C35 #35240C #1C350C

monochromatic

#080619 #080619 #100C35 #1F1767 #2E2399

Accessibility & contrast

On white

18.65

#100C35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#100C35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100C35

18.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100C35	#FFFFFF	#000000	##FFFFFF
##100C35	1.00	18.65	1.13	18.65
#FFFFFF	18.65	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001436

Deuteranopia (green-blind)

#001134

Tritanopia (blue-blind)

#00161F

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #100c35;
/* rgb */ color: rgb(16, 12, 53);
/* oklch */ color: oklch(19.2% 0.077 280.7);

Tailwind

colors: {
  custom: {
    50: '#534b6d',
    500: '#100c35',
    950: '#000000',
  },
}

SCSS

$custom: #100c35;
$custom-light: #534b6d;
$custom-dark: #000000;

JSON

{
  "hex": "#100c35",
  "rgb": {
    "r": 16,
    "g": 12,
    "b": 53
  },
  "hsl": {
    "h": 245.854,
    "s": 63.077,
    "l": 12.745
  },
  "oklch": {
    "l": 0.19176,
    "c": 0.07694,
    "h": 280.7
  },
  "luminance": 0.0063
}

Semantic roles & 50–950 ramp

primary

#100C35

secondary

#6A712C

accent

#E642D6

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#030107

muted

#78777A

Preview Lab

Preview with #100C35

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

Preview Lab → · Contrast checker → · Palette generator →