#09233B#09233B

#09233B is a dark, muted cyan. Relative luminance 0.016; OKLCH L 25.0% C 0.056 H 249.5°. Best body text is #FFFFFF at 15.97:1 contrast (WCAG AA passes).

Color values

HEX	#09233B
RGB	rgb(9, 35, 59)
HSL	hsl(209, 74%, 13%)
HSV	hsv(209, 85%, 23%)
CMYK	cmyk(84.7%, 40.7%, 0%, 76.9%)
CIE-LAB	lab(13.08, 0.14, -18.29)
CIE-LCH	lch(13.08, 18.29, 270.45°)
OKLab	oklab(25.03% -0.0194 -0.052)
OKLCH	oklch(25.03% 0.056 249.5)
XYZ	xyz(1.5028, 1.5757, 4.3618)
Luminance	0.0158 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#09233B #3B2109

analogous

#093B3A #09233B #090A3B

triadic

#09233B #3B0923 #233B09

tetradic

#09233B #3A093B #3B2109 #0A3B09

square

#09233B #3A093B #3B2109 #0A3B09

split-complementary

#09233B #3B090A #3B3A09

monochromatic

#04101B #04101B #09233B #114270 #1962A5

Accessibility & contrast

On white

15.97

#09233B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#09233B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #09233B

15.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##09233B	#FFFFFF	#000000	##FFFFFF
##09233B	1.00	15.97	1.32	15.97
#FFFFFF	15.97	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18243C

Deuteranopia (green-blind)

#11203B

Tritanopia (blue-blind)

#00292C

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #09233b;
/* rgb */ color: rgb(9, 35, 59);
/* oklch */ color: oklch(25.0% 0.056 249.5);

Tailwind

colors: {
  custom: {
    50: '#505d71',
    500: '#09233b',
    950: '#000000',
  },
}

SCSS

$custom: #09233b;
$custom-light: #505d71;
$custom-dark: #000000;

JSON

{
  "hex": "#09233b",
  "rgb": {
    "r": 9,
    "g": 35,
    "b": 59
  },
  "hsl": {
    "h": 208.8,
    "s": 73.529,
    "l": 13.333
  },
  "oklch": {
    "l": 0.25032,
    "c": 0.05551,
    "h": 249.5
  },
  "luminance": 0.01576
}

Semantic roles & 50–950 ramp

primary

#09233B

secondary

#794E27

accent

#9038F0

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020407

muted

#78797A

Preview Lab

Preview with #09233B

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

Preview Lab → · Contrast checker → · Palette generator →