#09033B#09033B

#09033B is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 17.5% C 0.101 H 274.9°. Best body text is #FFFFFF at 19.31:1 contrast (WCAG AA passes).

Color values

HEX	#09033B
RGB	rgb(9, 3, 59)
HSL	hsl(246, 90%, 12%)
HSV	hsv(246, 95%, 23%)
CMYK	cmyk(84.7%, 94.9%, 0%, 76.9%)
CIE-LAB	lab(3.96, 21.06, -33.01)
CIE-LCH	lch(3.96, 39.15, 302.54°)
OKLab	oklab(17.52% 0.0086 -0.1002)
OKLCH	oklch(17.52% 0.101 274.9)
XYZ	xyz(0.9344, 0.4389, 4.1723)
Luminance	0.0044 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#09033B #353B03

analogous

#03193B #09033B #25033B

triadic

#09033B #3B0903 #033B09

tetradic

#09033B #3B0319 #353B03 #033B25

square

#09033B #3B0319 #353B03 #033B25

split-complementary

#09033B #3B2503 #193B03

monochromatic

#04011D #04011D #09033B #120675 #1B09AF

Accessibility & contrast

On white

19.31

#09033B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#09033B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #09033B

19.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##09033B	#FFFFFF	#000000	##FFFFFF
##09033B	1.00	19.31	1.09	19.31
#FFFFFF	19.31	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00103D

Deuteranopia (green-blind)

#000B3A

Tritanopia (blue-blind)

#00141F

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #09033b;
/* rgb */ color: rgb(9, 3, 59);
/* oklch */ color: oklch(17.5% 0.101 274.9);

Tailwind

colors: {
  custom: {
    50: '#514772',
    500: '#09033b',
    950: '#000000',
  },
}

SCSS

$custom: #09033b;
$custom-light: #514772;
$custom-dark: #000000;

JSON

{
  "hex": "#09033b",
  "rgb": {
    "r": 9,
    "g": 3,
    "b": 59
  },
  "hsl": {
    "h": 246.429,
    "s": 90.323,
    "l": 12.157
  },
  "oklch": {
    "l": 0.17516,
    "c": 0.1006,
    "h": 274.9
  },
  "luminance": 0.00439
}

Semantic roles & 50–950 ramp

primary

#09033B

secondary

#737E1C

accent

#FF29E8

background

#F4F3F6

surface

#E7E5EC

border

#C3C1C7

text

#030008

muted

#78777B

Preview Lab

Preview with #09033B

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

Preview Lab → · Contrast checker → · Palette generator →