#11305C#11305C

#11305C is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.3% C 0.087 H 257.8°. Best body text is #FFFFFF at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#11305C
RGB	rgb(17, 48, 92)
HSL	hsl(215, 69%, 21%)
HSV	hsv(215, 82%, 36%)
CMYK	cmyk(81.5%, 47.8%, 0%, 63.9%)
CIE-LAB	lab(20.07, 6.32, -29.63)
CIE-LCH	lch(20.07, 30.30, 282.04°)
OKLab	oklab(31.27% -0.0184 -0.0849)
OKLCH	oklch(31.27% 0.087 257.8)
XYZ	xyz(3.2192, 3.0054, 10.5336)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11305C #5C3D11

analogous

#11565C #11305C #18115C

triadic

#11305C #5C1130 #305C11

tetradic

#11305C #5C1156 #5C3D11 #115C18

square

#11305C #5C1156 #5C3D11 #115C18

split-complementary

#11305C #5C1811 #565C11

monochromatic

#050D1A #071528 #11305C #1B4B90 #2466C3

Accessibility & contrast

On white

13.12

#11305C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#11305C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11305C

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11305C	#FFFFFF	#000000	##FFFFFF
##11305C	1.00	13.12	1.60	13.12
#FFFFFF	13.12	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A345E

Deuteranopia (green-blind)

#0A2D5B

Tritanopia (blue-blind)

#003A41

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #11305c;
/* rgb */ color: rgb(17, 48, 92);
/* oklch */ color: oklch(31.3% 0.087 257.8);

Tailwind

colors: {
  custom: {
    50: '#5c678a',
    500: '#11305c',
    950: '#000000',
  },
}

SCSS

$custom: #11305c;
$custom-light: #5c678a;
$custom-dark: #000000;

JSON

{
  "hex": "#11305c",
  "rgb": {
    "r": 17,
    "g": 48,
    "b": 92
  },
  "hsl": {
    "h": 215.2,
    "s": 68.807,
    "l": 21.373
  },
  "oklch": {
    "l": 0.31274,
    "c": 0.08688,
    "h": 257.8
  },
  "luminance": 0.03006
}

Semantic roles & 50–950 ramp

primary

#11305C

secondary

#956D34

accent

#A33CEC

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060C

muted

#797A7D

Preview Lab

Preview with #11305C

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

Preview Lab → · Contrast checker → · Palette generator →