#030A30#030A30

#030A30 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 17.0% C 0.076 H 266.6°. Best body text is #FFFFFF at 19.27:1 contrast (WCAG AA passes).

Color values

HEX	#030A30
RGB	rgb(3, 10, 48)
HSL	hsl(231, 88%, 10%)
HSV	hsv(231, 94%, 19%)
CMYK	cmyk(93.8%, 79.2%, 0%, 81.2%)
CIE-LAB	lab(4.06, 10.32, -24.77)
CIE-LCH	lch(4.06, 26.83, 292.62°)
OKLab	oklab(17.04% -0.0045 -0.0763)
OKLCH	oklch(17.04% 0.076 266.6)
XYZ	xyz(0.6794, 0.4498, 2.8467)
Luminance	0.0045 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.58

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030A30 #302903

analogous

#032030 #030A30 #130330

triadic

#030A30 #30030A #0A3003

tetradic

#030A30 #300320 #302903 #033013

square

#030A30 #300320 #302903 #033013

split-complementary

#030A30 #301303 #203003

monochromatic

#02061D #02061D #030A30 #07166A #0A22A3

Accessibility & contrast

On white

19.27

#030A30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#030A30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030A30

19.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030A30	#FFFFFF	#000000	##FFFFFF
##030A30	1.00	19.27	1.09	19.27
#FFFFFF	19.27	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001131

Deuteranopia (green-blind)

#000C2F

Tritanopia (blue-blind)

#00141B

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #030a30;
/* rgb */ color: rgb(3, 10, 48);
/* oklch */ color: oklch(17.0% 0.076 266.6);

Tailwind

colors: {
  custom: {
    50: '#4a4b68',
    500: '#030a30',
    950: '#000000',
  },
}

SCSS

$custom: #030a30;
$custom-light: #4a4b68;
$custom-dark: #000000;

JSON

{
  "hex": "#030a30",
  "rgb": {
    "r": 3,
    "g": 10,
    "b": 48
  },
  "hsl": {
    "h": 230.667,
    "s": 88.235,
    "l": 10
  },
  "oklch": {
    "l": 0.17045,
    "c": 0.07646,
    "h": 266.6
  },
  "luminance": 0.0045
}

Semantic roles & 50–950 ramp

primary

#030A30

secondary

#73661B

accent

#DD29FE

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #030A30

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

Preview Lab → · Contrast checker → · Palette generator →