#11305D#11305D

#11305D is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.4% C 0.088 H 258.1°. Best body text is #FFFFFF at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#11305D
RGB	rgb(17, 48, 93)
HSL	hsl(216, 69%, 22%)
HSV	hsv(216, 82%, 36%)
CMYK	cmyk(81.7%, 48.4%, 0%, 63.5%)
CIE-LAB	lab(20.14, 6.75, -30.18)
CIE-LCH	lch(20.14, 30.92, 282.61°)
OKLab	oklab(31.35% -0.0182 -0.0865)
OKLCH	oklch(31.35% 0.088 258.1)
XYZ	xyz(3.2632, 3.0230, 10.7653)
Luminance	0.0302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11305D #5D3E11

analogous

#11565D #11305D #18115D

triadic

#11305D #5D1130 #305D11

tetradic

#11305D #5D1156 #5D3E11 #115D18

square

#11305D #5D1156 #5D3E11 #115D18

split-complementary

#11305D #5D1811 #565D11

monochromatic

#050D1A #081529 #11305D #1A4B91 #2465C4

Accessibility & contrast

On white

13.09

#11305D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#11305D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11305D

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11305D	#FFFFFF	#000000	##FFFFFF
##11305D	1.00	13.09	1.60	13.09
#FFFFFF	13.09	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19345F

Deuteranopia (green-blind)

#082D5C

Tritanopia (blue-blind)

#003B42

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #11305d;
/* rgb */ color: rgb(17, 48, 93);
/* oklch */ color: oklch(31.4% 0.088 258.1);

Tailwind

colors: {
  custom: {
    50: '#5c678b',
    500: '#11305d',
    950: '#000000',
  },
}

SCSS

$custom: #11305d;
$custom-light: #5c678b;
$custom-dark: #000000;

JSON

{
  "hex": "#11305d",
  "rgb": {
    "r": 17,
    "g": 48,
    "b": 93
  },
  "hsl": {
    "h": 215.526,
    "s": 69.091,
    "l": 21.569
  },
  "oklch": {
    "l": 0.31351,
    "c": 0.08841,
    "h": 258.1
  },
  "luminance": 0.03023
}

Semantic roles & 50–950 ramp

primary

#11305D

secondary

#966E34

accent

#A43CEC

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #11305D

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

Preview Lab → · Contrast checker → · Palette generator →