#09033F#09033F

#09033F is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.1% C 0.106 H 273.8°. Best body text is #FFFFFF at 19.15:1 contrast (WCAG AA passes).

Color values

HEX	#09033F
RGB	rgb(9, 3, 63)
HSL	hsl(246, 91%, 13%)
HSV	hsv(246, 95%, 25%)
CMYK	cmyk(85.7%, 95.2%, 0%, 75.3%)
CIE-LAB	lab(4.35, 23.35, -35.26)
CIE-LCH	lch(4.35, 42.29, 303.51°)
OKLab	oklab(18.1% 0.0071 -0.1057)
OKLCH	oklch(18.1% 0.106 273.8)
XYZ	xyz(1.0421, 0.4820, 4.7398)
Luminance	0.0048 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Night Blue

#040348

ΔE00 2.15

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#09033F #393F03

analogous

#031B3F #09033F #27033F

triadic

#09033F #3F0903 #033F09

tetradic

#09033F #3F031B #393F03 #033F27

square

#09033F #3F031B #393F03 #033F27

split-complementary

#09033F #3F2703 #1B3F03

monochromatic

#04011D #04011D #09033F #110679 #1A09B4

Accessibility & contrast

On white

19.15

#09033F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#09033F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #09033F

19.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##09033F	#FFFFFF	#000000	##FFFFFF
##09033F	1.00	19.15	1.10	19.15
#FFFFFF	19.15	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001241

Deuteranopia (green-blind)

#000C3E

Tritanopia (blue-blind)

#001622

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #09033f;
/* rgb */ color: rgb(9, 3, 63);
/* oklch */ color: oklch(18.1% 0.106 273.8);

Tailwind

colors: {
  custom: {
    50: '#534675',
    500: '#09033f',
    950: '#000000',
  },
}

SCSS

$custom: #09033f;
$custom-light: #534675;
$custom-dark: #000000;

JSON

{
  "hex": "#09033f",
  "rgb": {
    "r": 9,
    "g": 3,
    "b": 63
  },
  "hsl": {
    "h": 246,
    "s": 90.909,
    "l": 12.941
  },
  "oklch": {
    "l": 0.18098,
    "c": 0.10594,
    "h": 273.8
  },
  "luminance": 0.00482
}

Semantic roles & 50–950 ramp

primary

#09033F

secondary

#77811D

accent

#FF29EA

background

#F5F3F7

surface

#E9E5ED

border

#C5C1C8

text

#030008

muted

#78777B

Preview Lab

Preview with #09033F

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

Preview Lab → · Contrast checker → · Palette generator →