#11304D#11304D

#11304D is a dark, moderate cyan. Relative luminance 0.028; OKLCH L 30.2% C 0.064 H 249.5°. Best body text is #FFFFFF at 13.52:1 contrast (WCAG AA passes).

Color values

HEX	#11304D
RGB	rgb(17, 48, 77)
HSL	hsl(209, 64%, 18%)
HSV	hsv(209, 78%, 30%)
CMYK	cmyk(77.9%, 37.7%, 0%, 69.8%)
CIE-LAB	lab(19.09, -0.08, -21.17)
CIE-LCH	lch(19.09, 21.17, 269.78°)
OKLab	oklab(30.2% -0.0225 -0.0601)
OKLCH	oklch(30.2% 0.064 249.5)
XYZ	xyz(2.6272, 2.7686, 7.4157)
Luminance	0.0277 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11304D #4D2E11

analogous

#114D4C #11304D #11124D

triadic

#11304D #4D1130 #304D11

tetradic

#11304D #4C114D #4D2E11 #124D11

square

#11304D #4C114D #4D2E11 #124D11

split-complementary

#11304D #4D1112 #4D4C11

monochromatic

#061019 #06111B #11304D #1C4F7F #276FB1

Accessibility & contrast

On white

13.52

#11304D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#11304D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11304D

13.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11304D	#FFFFFF	#000000	##FFFFFF
##11304D	1.00	13.52	1.55	13.52
#FFFFFF	13.52	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23314E

Deuteranopia (green-blind)

#1A2C4C

Tritanopia (blue-blind)

#00373A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #11304d;
/* rgb */ color: rgb(17, 48, 77);
/* oklch */ color: oklch(30.2% 0.064 249.5);

Tailwind

colors: {
  custom: {
    50: '#58687f',
    500: '#11304d',
    950: '#000000',
  },
}

SCSS

$custom: #11304d;
$custom-light: #58687f;
$custom-dark: #000000;

JSON

{
  "hex": "#11304d",
  "rgb": {
    "r": 17,
    "g": 48,
    "b": 77
  },
  "hsl": {
    "h": 209,
    "s": 63.83,
    "l": 18.431
  },
  "oklch": {
    "l": 0.302,
    "c": 0.06416,
    "h": 249.5
  },
  "luminance": 0.02769
}

Semantic roles & 50–950 ramp

primary

#11304D

secondary

#865C33

accent

#9141E7

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #11304D

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

Preview Lab → · Contrast checker → · Palette generator →