#11123E#11123E

#11123E is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.5% C 0.082 H 276.0°. Best body text is #FFFFFF at 17.80:1 contrast (WCAG AA passes).

Color values

HEX	#11123E
RGB	rgb(17, 18, 62)
HSL	hsl(239, 57%, 15%)
HSV	hsv(239, 73%, 24%)
CMYK	cmyk(72.6%, 71%, 0%, 75.7%)
CIE-LAB	lab(8.12, 16.10, -28.37)
CIE-LCH	lch(8.12, 32.62, 299.58°)
OKLab	oklab(21.45% 0.0086 -0.0817)
OKLCH	oklch(21.45% 0.082 276)
XYZ	xyz(1.3167, 0.8995, 4.6607)
Luminance	0.0090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11123E #3E3D11

analogous

#11283E #11123E #26113E

triadic

#11123E #3E1112 #123E11

tetradic

#11123E #3E1128 #3E3D11 #113E26

square

#11123E #3E1128 #3E3D11 #113E26

split-complementary

#11123E #3E2611 #283E11

monochromatic

#070718 #070718 #11123E #1E206E #2B2E9E

Accessibility & contrast

On white

17.80

#11123E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#11123E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11123E

17.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11123E	#FFFFFF	#000000	##FFFFFF
##11123E	1.00	17.80	1.18	17.80
#FFFFFF	17.80	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3F

Deuteranopia (green-blind)

#00163D

Tritanopia (blue-blind)

#001D25

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #11123e;
/* rgb */ color: rgb(17, 18, 62);
/* oklch */ color: oklch(21.5% 0.082 276.0);

Tailwind

colors: {
  custom: {
    50: '#564f74',
    500: '#11123e',
    950: '#000000',
  },
}

SCSS

$custom: #11123e;
$custom-light: #564f74;
$custom-dark: #000000;

JSON

{
  "hex": "#11123e",
  "rgb": {
    "r": 17,
    "g": 18,
    "b": 62
  },
  "hsl": {
    "h": 238.667,
    "s": 56.962,
    "l": 15.49
  },
  "oklch": {
    "l": 0.21451,
    "c": 0.08216,
    "h": 276
  },
  "luminance": 0.009
}

Semantic roles & 50–950 ramp

primary

#11123E

secondary

#777633

accent

#DD48E0

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #11123E

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

Preview Lab → · Contrast checker → · Palette generator →