#09133B#09133B

#09133B is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.8% C 0.078 H 268.0°. Best body text is #FFFFFF at 17.98:1 contrast (WCAG AA passes).

Color values

HEX	#09133B
RGB	rgb(9, 19, 59)
HSL	hsl(228, 74%, 13%)
HSV	hsv(228, 85%, 23%)
CMYK	cmyk(84.7%, 67.8%, 0%, 76.9%)
CIE-LAB	lab(7.58, 12.62, -27.12)
CIE-LCH	lch(7.58, 29.92, 294.96°)
OKLab	oklab(20.81% -0.0027 -0.0783)
OKLCH	oklch(20.81% 0.078 268)
XYZ	xyz(1.1347, 0.8395, 4.2391)
Luminance	0.0084 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#09133B #3B3109

analogous

#092C3B #09133B #18093B

triadic

#09133B #3B0913 #133B09

tetradic

#09133B #3B092C #3B3109 #093B18

square

#09133B #3B092C #3B3109 #093B18

split-complementary

#09133B #3B1809 #2C3B09

monochromatic

#04091B #04091B #09133B #112470 #1935A5

Accessibility & contrast

On white

17.98

#09133B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#09133B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #09133B

17.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##09133B	#FFFFFF	#000000	##FFFFFF
##09133B	1.00	17.98	1.17	17.98
#FFFFFF	17.98	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00193C

Deuteranopia (green-blind)

#00143A

Tritanopia (blue-blind)

#001D24

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #09133b;
/* rgb */ color: rgb(9, 19, 59);
/* oklch */ color: oklch(20.8% 0.078 268.0);

Tailwind

colors: {
  custom: {
    50: '#515071',
    500: '#09133b',
    950: '#000000',
  },
}

SCSS

$custom: #09133b;
$custom-light: #515071;
$custom-dark: #000000;

JSON

{
  "hex": "#09133b",
  "rgb": {
    "r": 9,
    "g": 19,
    "b": 59
  },
  "hsl": {
    "h": 228,
    "s": 73.529,
    "l": 13.333
  },
  "oklch": {
    "l": 0.20805,
    "c": 0.07837,
    "h": 268
  },
  "luminance": 0.0084
}

Semantic roles & 50–950 ramp

primary

#09133B

secondary

#796927

accent

#CB38F0

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020208

muted

#78787B

Preview Lab

Preview with #09133B

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

Preview Lab → · Contrast checker → · Palette generator →