#09104B#09104B

#09104B is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 22.0% C 0.107 H 269.1°. Best body text is #FFFFFF at 17.69:1 contrast (WCAG AA passes).

Color values

HEX	#09104B
RGB	rgb(9, 16, 75)
HSL	hsl(234, 79%, 16%)
HSV	hsv(234, 88%, 29%)
CMYK	cmyk(88%, 78.7%, 0%, 70.6%)
CIE-LAB	lab(8.45, 21.88, -37.01)
CIE-LCH	lch(8.45, 42.99, 300.59°)
OKLab	oklab(21.98% -0.0017 -0.1072)
OKLCH	oklch(21.98% 0.107 269.1)
XYZ	xyz(1.5675, 0.9365, 6.7534)
Luminance	0.0094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#09104B #4B4409

analogous

#09314B #09104B #23094B

triadic

#09104B #4B0910 #104B09

tetradic

#09104B #4B0931 #4B4409 #094B23

square

#09104B #4B0931 #4B4409 #094B23

split-complementary

#09104B #4B2309 #314B09

monochromatic

#03061B #03061B #09104B #101C82 #1627B8

Accessibility & contrast

On white

17.69

#09104B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#09104B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #09104B

17.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##09104B	#FFFFFF	#000000	##FFFFFF
##09104B	1.00	17.69	1.19	17.69
#FFFFFF	17.69	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C4D

Deuteranopia (green-blind)

#00154A

Tritanopia (blue-blind)

#00212C

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #09104b;
/* rgb */ color: rgb(9, 16, 75);
/* oklch */ color: oklch(22.0% 0.107 269.1);

Tailwind

colors: {
  custom: {
    50: '#574e7e',
    500: '#09104b',
    950: '#000000',
  },
}

SCSS

$custom: #09104b;
$custom-light: #574e7e;
$custom-dark: #000000;

JSON

{
  "hex": "#09104b",
  "rgb": {
    "r": 9,
    "g": 16,
    "b": 75
  },
  "hsl": {
    "h": 233.636,
    "s": 78.571,
    "l": 16.471
  },
  "oklch": {
    "l": 0.21975,
    "c": 0.10723,
    "h": 269.1
  },
  "luminance": 0.00937
}

Semantic roles & 50–950 ramp

primary

#09104B

secondary

#887E28

accent

#E033F5

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #09104B

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

Preview Lab → · Contrast checker → · Palette generator →