#11347F#11347F

#11347F is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.2% C 0.133 H 262.7°. Best body text is #FFFFFF at 11.53:1 contrast (WCAG AA passes).

Color values

HEX	#11347F
RGB	rgb(17, 52, 127)
HSL	hsl(221, 76%, 28%)
HSV	hsv(221, 87%, 50%)
CMYK	cmyk(86.6%, 59.1%, 0%, 50.2%)
CIE-LAB	lab(24.02, 18.38, -45.79)
CIE-LCH	lch(24.02, 49.34, 291.87°)
OKLab	oklab(35.16% -0.0169 -0.1323)
OKLCH	oklch(35.16% 0.133 262.7)
XYZ	xyz(5.2885, 4.1068, 20.5885)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11347F #7F5C11

analogous

#116B7F #11347F #25117F

triadic

#11347F #7F1134 #347F11

tetradic

#11347F #7F116B #7F5C11 #117F25

square

#11347F #7F116B #7F5C11 #117F25

split-complementary

#11347F #7F2511 #6B7F11

monochromatic

#040B1B #0A1E49 #11347F #184AB5 #2863E2

Accessibility & contrast

On white

11.53

#11347F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#11347F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11347F

11.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11347F	#FFFFFF	#000000	##FFFFFF
##11347F	1.00	11.53	1.82	11.53
#FFFFFF	11.53	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E82

Deuteranopia (green-blind)

#00347E

Tritanopia (blue-blind)

#004754

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #11347f;
/* rgb */ color: rgb(17, 52, 127);
/* oklch */ color: oklch(35.2% 0.133 262.7);

Tailwind

colors: {
  custom: {
    50: '#656aa5',
    500: '#11347f',
    950: '#000000',
  },
}

SCSS

$custom: #11347f;
$custom-light: #656aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#11347f",
  "rgb": {
    "r": 17,
    "g": 52,
    "b": 127
  },
  "hsl": {
    "h": 220.909,
    "s": 76.389,
    "l": 28.235
  },
  "oklch": {
    "l": 0.35156,
    "c": 0.13341,
    "h": 262.7
  },
  "luminance": 0.04107
}

Semantic roles & 50–950 ramp

primary

#11347F

secondary

#B58D37

accent

#B635F3

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #11347F

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

Preview Lab → · Contrast checker → · Palette generator →