#11306B#11306B

#11306B is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.5% C 0.110 H 261.7°. Best body text is #FFFFFF at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#11306B
RGB	rgb(17, 48, 107)
HSL	hsl(219, 73%, 24%)
HSV	hsv(219, 84%, 42%)
CMYK	cmyk(84.1%, 55.1%, 0%, 58%)
CIE-LAB	lab(21.19, 12.78, -37.63)
CIE-LCH	lch(21.19, 39.74, 288.75°)
OKLab	oklab(32.49% -0.0159 -0.1084)
OKLCH	oklch(32.49% 0.11 261.7)
XYZ	xyz(3.9410, 3.2941, 14.3352)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11306B #6B4C11

analogous

#115D6B #11306B #1F116B

triadic

#11306B #6B1130 #306B11

tetradic

#11306B #6B115D #6B4C11 #116B1F

square

#11306B #6B115D #6B4C11 #116B1F

split-complementary

#11306B #6B1F11 #5D6B11

monochromatic

#040C1A #091836 #11306B #1948A0 #225FD5

Accessibility & contrast

On white

12.66

#11306B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#11306B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11306B

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11306B	#FFFFFF	#000000	##FFFFFF
##11306B	1.00	12.66	1.66	12.66
#FFFFFF	12.66	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#06376D

Deuteranopia (green-blind)

#002F6A

Tritanopia (blue-blind)

#003E48

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #11306b;
/* rgb */ color: rgb(17, 48, 107);
/* oklch */ color: oklch(32.5% 0.110 261.7);

Tailwind

colors: {
  custom: {
    50: '#606796',
    500: '#11306b',
    950: '#000000',
  },
}

SCSS

$custom: #11306b;
$custom-light: #606796;
$custom-dark: #000000;

JSON

{
  "hex": "#11306b",
  "rgb": {
    "r": 17,
    "g": 48,
    "b": 107
  },
  "hsl": {
    "h": 219.333,
    "s": 72.581,
    "l": 24.314
  },
  "oklch": {
    "l": 0.32491,
    "c": 0.1096,
    "h": 261.7
  },
  "luminance": 0.03295
}

Semantic roles & 50–950 ramp

primary

#11306B

secondary

#A37D35

accent

#B039EF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#05060D

muted

#7A7A7E

Preview Lab

Preview with #11306B

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

Preview Lab → · Contrast checker → · Palette generator →