#11154B#11154B

#11154B is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.4% C 0.098 H 272.8°. Best body text is #FFFFFF at 17.03:1 contrast (WCAG AA passes).

Color values

HEX	#11154B
RGB	rgb(17, 21, 75)
HSL	hsl(236, 63%, 18%)
HSV	hsv(236, 77%, 29%)
CMYK	cmyk(77.3%, 72%, 0%, 70.6%)
CIE-LAB	lab(10.28, 19.21, -33.98)
CIE-LCH	lch(10.28, 39.03, 299.48°)
OKLab	oklab(23.44% 0.0048 -0.0981)
OKLCH	oklch(23.44% 0.098 272.8)
XYZ	xyz(1.7689, 1.1633, 6.7866)
Luminance	0.0116 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11154B #4B4711

analogous

#11324B #11154B #2A114B

triadic

#11154B #4B1115 #154B11

tetradic

#11154B #4B1132 #4B4711 #114B2A

square

#11154B #4B1132 #4B4711 #114B2A

split-complementary

#11154B #4B2A11 #324B11

monochromatic

#060719 #060719 #11154B #1C237D #2831AF

Accessibility & contrast

On white

17.03

#11154B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#11154B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11154B

17.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11154B	#FFFFFF	#000000	##FFFFFF
##11154B	1.00	17.03	1.23	17.03
#FFFFFF	17.03	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F4D

Deuteranopia (green-blind)

#00194A

Tritanopia (blue-blind)

#00232D

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #11154b;
/* rgb */ color: rgb(17, 21, 75);
/* oklch */ color: oklch(23.4% 0.098 272.8);

Tailwind

colors: {
  custom: {
    50: '#59527e',
    500: '#11154b',
    950: '#000000',
  },
}

SCSS

$custom: #11154b;
$custom-light: #59527e;
$custom-dark: #000000;

JSON

{
  "hex": "#11154b",
  "rgb": {
    "r": 17,
    "g": 21,
    "b": 75
  },
  "hsl": {
    "h": 235.862,
    "s": 63.043,
    "l": 18.039
  },
  "oklch": {
    "l": 0.23438,
    "c": 0.09827,
    "h": 272.8
  },
  "luminance": 0.01164
}

Semantic roles & 50–950 ramp

primary

#11154B

secondary

#847F33

accent

#DB42E6

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #11154B

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

Preview Lab → · Contrast checker → · Palette generator →