#11103C#11103C

#11103C is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.8% C 0.082 H 277.6°. Best body text is #FFFFFF at 18.05:1 contrast (WCAG AA passes).

Color values

HEX	#11103C
RGB	rgb(17, 16, 60)
HSL	hsl(241, 58%, 15%)
HSV	hsv(241, 73%, 24%)
CMYK	cmyk(71.7%, 73.3%, 0%, 76.5%)
CIE-LAB	lab(7.37, 16.71, -28.17)
CIE-LCH	lch(7.37, 32.75, 300.68°)
OKLab	oklab(20.83% 0.0108 -0.0812)
OKLCH	oklch(20.83% 0.082 277.6)
XYZ	xyz(1.2318, 0.8159, 4.3667)
Luminance	0.0082 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11103C #3B3C10

analogous

#10253C #11103C #27103C

triadic

#11103C #3C1110 #103C11

tetradic

#11103C #3C1025 #3B3C10 #103C27

square

#11103C #3C1025 #3B3C10 #103C27

split-complementary

#11103C #3C2710 #253C10

monochromatic

#070618 #070618 #11103C #1F1D6C #2C2A9D

Accessibility & contrast

On white

18.05

#11103C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#11103C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11103C

18.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11103C	#FFFFFF	#000000	##FFFFFF
##11103C	1.00	18.05	1.16	18.05
#FFFFFF	18.05	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183D

Deuteranopia (green-blind)

#00143B

Tritanopia (blue-blind)

#001B24

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #11103c;
/* rgb */ color: rgb(17, 16, 60);
/* oklch */ color: oklch(20.8% 0.082 277.6);

Tailwind

colors: {
  custom: {
    50: '#554e72',
    500: '#11103c',
    950: '#000000',
  },
}

SCSS

$custom: #11103c;
$custom-light: #554e72;
$custom-dark: #000000;

JSON

{
  "hex": "#11103c",
  "rgb": {
    "r": 17,
    "g": 16,
    "b": 60
  },
  "hsl": {
    "h": 241.364,
    "s": 57.895,
    "l": 14.902
  },
  "oklch": {
    "l": 0.20825,
    "c": 0.08193,
    "h": 277.6
  },
  "luminance": 0.00816
}

Semantic roles & 50–950 ramp

primary

#11103C

secondary

#747632

accent

#E147DE

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030108

muted

#78777B

Preview Lab

Preview with #11103C

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

Preview Lab → · Contrast checker → · Palette generator →