#09243B#09243B

#09243B is a dark, muted cyan. Relative luminance 0.016; OKLCH L 25.3% C 0.054 H 247.7°. Best body text is #FFFFFF at 15.82:1 contrast (WCAG AA passes).

Color values

HEX	#09243B
RGB	rgb(9, 36, 59)
HSL	hsl(208, 74%, 13%)
HSV	hsv(208, 85%, 23%)
CMYK	cmyk(84.7%, 39%, 0%, 76.9%)
CIE-LAB	lab(13.44, -0.59, -17.72)
CIE-LCH	lch(13.44, 17.73, 268.08°)
OKLab	oklab(25.32% -0.0206 -0.0503)
OKLCH	oklch(25.32% 0.054 247.7)
XYZ	xyz(1.5327, 1.6354, 4.3717)
Luminance	0.0164 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#09243B #3B2009

analogous

#093B39 #09243B #090B3B

triadic

#09243B #3B0924 #243B09

tetradic

#09243B #39093B #3B2009 #0B3B09

square

#09243B #39093B #3B2009 #0B3B09

split-complementary

#09243B #3B090B #3B3909

monochromatic

#04101B #04101B #09243B #114470 #1965A5

Accessibility & contrast

On white

15.82

#09243B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#09243B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #09243B

15.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##09243B	#FFFFFF	#000000	##FFFFFF
##09243B	1.00	15.82	1.33	15.82
#FFFFFF	15.82	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A253C

Deuteranopia (green-blind)

#12203B

Tritanopia (blue-blind)

#002A2C

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #09243b;
/* rgb */ color: rgb(9, 36, 59);
/* oklch */ color: oklch(25.3% 0.054 247.7);

Tailwind

colors: {
  custom: {
    50: '#505e71',
    500: '#09243b',
    950: '#000000',
  },
}

SCSS

$custom: #09243b;
$custom-light: #505e71;
$custom-dark: #000000;

JSON

{
  "hex": "#09243b",
  "rgb": {
    "r": 9,
    "g": 36,
    "b": 59
  },
  "hsl": {
    "h": 207.6,
    "s": 73.529,
    "l": 13.333
  },
  "oklch": {
    "l": 0.25317,
    "c": 0.05436,
    "h": 247.7
  },
  "luminance": 0.01636
}

Semantic roles & 50–950 ramp

primary

#09243B

secondary

#794D27

accent

#8D38F0

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020407

muted

#78797A

Preview Lab

Preview with #09243B

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

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