#030A3A#030A3A

#030A3A is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.3% C 0.092 H 266.6°. Best body text is #FFFFFF at 18.95:1 contrast (WCAG AA passes).

Color values

HEX	#030A3A
RGB	rgb(3, 10, 58)
HSL	hsl(232, 90%, 12%)
HSV	hsv(232, 95%, 23%)
CMYK	cmyk(94.8%, 82.8%, 0%, 77.3%)
CIE-LAB	lab(4.89, 16.09, -30.79)
CIE-LCH	lch(4.89, 34.74, 297.59°)
OKLab	oklab(18.31% -0.0054 -0.0919)
OKLCH	oklch(18.31% 0.092 266.6)
XYZ	xyz(0.9095, 0.5418, 4.0588)
Luminance	0.0054 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Dark Navy

#000435

ΔE00 1.27

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030A3A #3A3303

analogous

#03263A #030A3A #18033A

triadic

#030A3A #3A030A #0A3A03

tetradic

#030A3A #3A0326 #3A3303 #033A18

square

#030A3A #3A0326 #3A3303 #033A18

split-complementary

#030A3A #3A1803 #263A03

monochromatic

#02051D #02051D #030A3A #061474 #091EAE

Accessibility & contrast

On white

18.95

#030A3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#030A3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030A3A

18.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030A3A	#FFFFFF	#000000	##FFFFFF
##030A3A	1.00	18.95	1.11	18.95
#FFFFFF	18.95	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00133B

Deuteranopia (green-blind)

#000E39

Tritanopia (blue-blind)

#001821

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #030a3a;
/* rgb */ color: rgb(3, 10, 58);
/* oklch */ color: oklch(18.3% 0.092 266.6);

Tailwind

colors: {
  custom: {
    50: '#4e4a71',
    500: '#030a3a',
    950: '#000000',
  },
}

SCSS

$custom: #030a3a;
$custom-light: #4e4a71;
$custom-dark: #000000;

JSON

{
  "hex": "#030a3a",
  "rgb": {
    "r": 3,
    "g": 10,
    "b": 58
  },
  "hsl": {
    "h": 232.364,
    "s": 90.164,
    "l": 11.961
  },
  "oklch": {
    "l": 0.18305,
    "c": 0.09202,
    "h": 266.6
  },
  "luminance": 0.00542
}

Semantic roles & 50–950 ramp

primary

#030A3A

secondary

#7D701C

accent

#E429FF

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #030A3A

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

Preview Lab → · Contrast checker → · Palette generator →