#11123D#11123D

#11123D is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.3% C 0.081 H 276.1°. Best body text is #FFFFFF at 17.83:1 contrast (WCAG AA passes).

Color values

HEX	#11123D
RGB	rgb(17, 18, 61)
HSL	hsl(239, 56%, 15%)
HSV	hsv(239, 72%, 24%)
CMYK	cmyk(72.1%, 70.5%, 0%, 76.1%)
CIE-LAB	lab(8.03, 15.69, -27.81)
CIE-LCH	lch(8.03, 31.93, 299.43°)
OKLab	oklab(21.35% 0.0086 -0.0801)
OKLCH	oklch(21.35% 0.081 276.1)
XYZ	xyz(1.2895, 0.8886, 4.5175)
Luminance	0.0089 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11123D #3D3C11

analogous

#11283D #11123D #26113D

triadic

#11123D #3D1112 #123D11

tetradic

#11123D #3D1128 #3D3C11 #113D26

square

#11123D #3D1128 #3D3C11 #113D26

split-complementary

#11123D #3D2611 #283D11

monochromatic

#070718 #070718 #11123D #1E206D #2C2E9D

Accessibility & contrast

On white

17.83

#11123D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#11123D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11123D

17.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11123D	#FFFFFF	#000000	##FFFFFF
##11123D	1.00	17.83	1.18	17.83
#FFFFFF	17.83	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3E

Deuteranopia (green-blind)

#00163C

Tritanopia (blue-blind)

#001D25

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #11123d;
/* rgb */ color: rgb(17, 18, 61);
/* oklch */ color: oklch(21.3% 0.081 276.1);

Tailwind

colors: {
  custom: {
    50: '#554f73',
    500: '#11123d',
    950: '#000000',
  },
}

SCSS

$custom: #11123d;
$custom-light: #554f73;
$custom-dark: #000000;

JSON

{
  "hex": "#11123d",
  "rgb": {
    "r": 17,
    "g": 18,
    "b": 61
  },
  "hsl": {
    "h": 238.636,
    "s": 56.41,
    "l": 15.294
  },
  "oklch": {
    "l": 0.21349,
    "c": 0.08054,
    "h": 276.1
  },
  "luminance": 0.00889
}

Semantic roles & 50–950 ramp

primary

#11123D

secondary

#767533

accent

#DC48E0

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #11123D

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

Preview Lab → · Contrast checker → · Palette generator →