#030A38#030A38

#030A38 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.0% C 0.089 H 266.7°. Best body text is #FFFFFF at 19.01:1 contrast (WCAG AA passes).

Color values

HEX	#030A38
RGB	rgb(3, 10, 56)
HSL	hsl(232, 90%, 12%)
HSV	hsv(232, 95%, 22%)
CMYK	cmyk(94.6%, 82.1%, 0%, 78%)
CIE-LAB	lab(4.71, 14.89, -29.62)
CIE-LCH	lch(4.71, 33.15, 296.69°)
OKLab	oklab(18.05% -0.0052 -0.0888)
OKLCH	oklch(18.05% 0.089 266.7)
XYZ	xyz(0.8597, 0.5219, 3.7960)
Luminance	0.0052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030A38 #383103

analogous

#032538 #030A38 #170338

triadic

#030A38 #38030A #0A3803

tetradic

#030A38 #380325 #383103 #033817

square

#030A38 #380325 #383103 #033817

split-complementary

#030A38 #381703 #253803

monochromatic

#02051D #02051D #030A38 #061472 #091FAC

Accessibility & contrast

On white

19.01

#030A38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#030A38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030A38

19.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030A38	#FFFFFF	#000000	##FFFFFF
##030A38	1.00	19.01	1.10	19.01
#FFFFFF	19.01	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001339

Deuteranopia (green-blind)

#000D37

Tritanopia (blue-blind)

#001720

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #030a38;
/* rgb */ color: rgb(3, 10, 56);
/* oklch */ color: oklch(18.0% 0.089 266.7);

Tailwind

colors: {
  custom: {
    50: '#4d4a6f',
    500: '#030a38',
    950: '#000000',
  },
}

SCSS

$custom: #030a38;
$custom-light: #4d4a6f;
$custom-dark: #000000;

JSON

{
  "hex": "#030a38",
  "rgb": {
    "r": 3,
    "g": 10,
    "b": 56
  },
  "hsl": {
    "h": 232.075,
    "s": 89.831,
    "l": 11.569
  },
  "oklch": {
    "l": 0.18046,
    "c": 0.089,
    "h": 266.7
  },
  "luminance": 0.00522
}

Semantic roles & 50–950 ramp

primary

#030A38

secondary

#7B6E1C

accent

#E329FF

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #030A38

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

Preview Lab → · Contrast checker → · Palette generator →