#09123F#09123F

#09123F is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.0% C 0.086 H 268.8°. Best body text is #FFFFFF at 17.95:1 contrast (WCAG AA passes).

Color values

HEX	#09123F
RGB	rgb(9, 18, 63)
HSL	hsl(230, 75%, 14%)
HSV	hsv(230, 86%, 25%)
CMYK	cmyk(85.7%, 71.4%, 0%, 75.3%)
CIE-LAB	lab(7.67, 15.22, -29.84)
CIE-LCH	lch(7.67, 33.50, 297.02°)
OKLab	oklab(21% -0.0018 -0.0863)
OKLCH	oklch(21% 0.086 268.8)
XYZ	xyz(1.2259, 0.8494, 4.8010)
Luminance	0.0085 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#09123F #3F3609

analogous

#092D3F #09123F #1B093F

triadic

#09123F #3F0912 #123F09

tetradic

#09123F #3F092D #3F3609 #093F1B

square

#09123F #3F092D #3F3609 #093F1B

split-complementary

#09123F #3F1B09 #2D3F09

monochromatic

#04081B #04081B #09123F #112175 #1831AA

Accessibility & contrast

On white

17.95

#09123F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#09123F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #09123F

17.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##09123F	#FFFFFF	#000000	##FFFFFF
##09123F	1.00	17.95	1.17	17.95
#FFFFFF	17.95	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001940

Deuteranopia (green-blind)

#00143E

Tritanopia (blue-blind)

#001E26

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #09123f;
/* rgb */ color: rgb(9, 18, 63);
/* oklch */ color: oklch(21.0% 0.086 268.8);

Tailwind

colors: {
  custom: {
    50: '#534f75',
    500: '#09123f',
    950: '#000000',
  },
}

SCSS

$custom: #09123f;
$custom-light: #534f75;
$custom-dark: #000000;

JSON

{
  "hex": "#09123f",
  "rgb": {
    "r": 9,
    "g": 18,
    "b": 63
  },
  "hsl": {
    "h": 230,
    "s": 75,
    "l": 14.118
  },
  "oklch": {
    "l": 0.20999,
    "c": 0.08631,
    "h": 268.8
  },
  "luminance": 0.0085
}

Semantic roles & 50–950 ramp

primary

#09123F

secondary

#7D6F27

accent

#D236F2

background

#F5F4F7

surface

#E8E7ED

border

#C4C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #09123F

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

Preview Lab → · Contrast checker → · Palette generator →