#04093F#04093F

#04093F is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.9% C 0.100 H 267.7°. Best body text is #FFFFFF at 18.82:1 contrast (WCAG AA passes).

Color values

HEX	#04093F
RGB	rgb(4, 9, 63)
HSL	hsl(235, 88%, 13%)
HSV	hsv(235, 94%, 25%)
CMYK	cmyk(93.7%, 85.7%, 0%, 75.3%)
CIE-LAB	lab(5.24, 19.63, -33.83)
CIE-LCH	lch(5.24, 39.11, 300.12°)
OKLab	oklab(18.85% -0.004 -0.1)
OKLCH	oklch(18.85% 0.1 267.7)
XYZ	xyz(1.0447, 0.5799, 4.7585)
Luminance	0.0058 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04093F #3F3A04

analogous

#04263F #04093F #1C043F

triadic

#04093F #3F0409 #093F04

tetradic

#04093F #3F0426 #3F3A04 #043F1C

square

#04093F #3F0426 #3F3A04 #043F1C

split-complementary

#04093F #3F1C04 #263F04

monochromatic

#02041D #02041D #04093F #081179 #0B19B2

Accessibility & contrast

On white

18.82

#04093F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#04093F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04093F

18.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04093F	#FFFFFF	#000000	##FFFFFF
##04093F	1.00	18.82	1.12	18.82
#FFFFFF	18.82	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001441

Deuteranopia (green-blind)

#000E3E

Tritanopia (blue-blind)

#001923

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #04093f;
/* rgb */ color: rgb(4, 9, 63);
/* oklch */ color: oklch(18.9% 0.100 267.7);

Tailwind

colors: {
  custom: {
    50: '#514975',
    500: '#04093f',
    950: '#000000',
  },
}

SCSS

$custom: #04093f;
$custom-light: #514975;
$custom-dark: #000000;

JSON

{
  "hex": "#04093f",
  "rgb": {
    "r": 4,
    "g": 9,
    "b": 63
  },
  "hsl": {
    "h": 234.915,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.18854,
    "c": 0.10013,
    "h": 267.7
  },
  "luminance": 0.0058
}

Semantic roles & 50–950 ramp

primary

#04093F

secondary

#80781E

accent

#EC2AFE

background

#F4F4F7

surface

#E7E7ED

border

#C3C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #04093F

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

Preview Lab → · Contrast checker → · Palette generator →