#030B34#030B34

#030B34 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.8% C 0.081 H 266.2°. Best body text is #FFFFFF at 19.07:1 contrast (WCAG AA passes).

Color values

HEX	#030B34
RGB	rgb(3, 11, 52)
HSL	hsl(230, 89%, 11%)
HSV	hsv(230, 94%, 20%)
CMYK	cmyk(94.2%, 78.8%, 0%, 79.6%)
CIE-LAB	lab(4.58, 12.10, -26.91)
CIE-LCH	lch(4.58, 29.51, 294.21°)
OKLab	oklab(17.76% -0.0053 -0.0812)
OKLCH	oklch(17.76% 0.081 266.2)
XYZ	xyz(0.7768, 0.5065, 3.3050)
Luminance	0.0051 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 2.71

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030B34 #342C03

analogous

#032334 #030B34 #130334

triadic

#030B34 #34030B #0B3403

tetradic

#030B34 #340323 #342C03 #033413

square

#030B34 #340323 #342C03 #033413

split-complementary

#030B34 #341303 #233403

monochromatic

#02061D #02061D #030B34 #06176E #0A23A8

Accessibility & contrast

On white

19.07

#030B34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#030B34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030B34

19.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030B34	#FFFFFF	#000000	##FFFFFF
##030B34	1.00	19.07	1.10	19.07
#FFFFFF	19.07	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001235

Deuteranopia (green-blind)

#000D33

Tritanopia (blue-blind)

#00161E

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #030b34;
/* rgb */ color: rgb(3, 11, 52);
/* oklch */ color: oklch(17.8% 0.081 266.2);

Tailwind

colors: {
  custom: {
    50: '#4c4b6c',
    500: '#030b34',
    950: '#000000',
  },
}

SCSS

$custom: #030b34;
$custom-light: #4c4b6c;
$custom-dark: #000000;

JSON

{
  "hex": "#030b34",
  "rgb": {
    "r": 3,
    "g": 11,
    "b": 52
  },
  "hsl": {
    "h": 230.204,
    "s": 89.091,
    "l": 10.784
  },
  "oklch": {
    "l": 0.17755,
    "c": 0.08143,
    "h": 266.2
  },
  "luminance": 0.00507
}

Semantic roles & 50–950 ramp

primary

#030B34

secondary

#77681C

accent

#DC29FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010107

muted

#77777A

Preview Lab

Preview with #030B34

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

Preview Lab → · Contrast checker → · Palette generator →