#030B29#030B29

#030B29 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.5% C 0.063 H 265.2°. Best body text is #FFFFFF at 19.38:1 contrast (WCAG AA passes).

Color values

HEX	#030B29
RGB	rgb(3, 11, 41)
HSL	hsl(227, 86%, 9%)
HSV	hsv(227, 93%, 16%)
CMYK	cmyk(92.7%, 73.2%, 0%, 83.9%)
CIE-LAB	lab(3.78, 6.53, -19.94)
CIE-LCH	lch(3.78, 20.98, 288.12°)
OKLab	oklab(16.47% -0.0052 -0.063)
OKLCH	oklch(16.47% 0.063 265.2)
XYZ	xyz(0.5573, 0.4187, 2.1488)
Luminance	0.0042 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.09

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030B29 #292103

analogous

#031E29 #030B29 #0E0329

triadic

#030B29 #29030B #0B2903

tetradic

#030B29 #29031E #292103 #03290E

square

#030B29 #29031E #292103 #03290E

split-complementary

#030B29 #290E03 #1E2903

monochromatic

#02081D #02081D #030B29 #071A62 #0B2A9B

Accessibility & contrast

On white

19.38

#030B29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#030B29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030B29

19.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030B29	#FFFFFF	#000000	##FFFFFF
##030B29	1.00	19.38	1.08	19.38
#FFFFFF	19.38	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F2A

Deuteranopia (green-blind)

#000C28

Tritanopia (blue-blind)

#001318

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #030b29;
/* rgb */ color: rgb(3, 11, 41);
/* oklch */ color: oklch(16.5% 0.063 265.2);

Tailwind

colors: {
  custom: {
    50: '#484b63',
    500: '#030b29',
    950: '#000000',
  },
}

SCSS

$custom: #030b29;
$custom-light: #484b63;
$custom-dark: #000000;

JSON

{
  "hex": "#030b29",
  "rgb": {
    "r": 3,
    "g": 11,
    "b": 41
  },
  "hsl": {
    "h": 227.368,
    "s": 86.364,
    "l": 8.627
  },
  "oklch": {
    "l": 0.16472,
    "c": 0.06324,
    "h": 265.2
  },
  "luminance": 0.00419
}

Semantic roles & 50–950 ramp

primary

#030B29

secondary

#6D5C1B

accent

#D02BFD

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010105

muted

#777779

Preview Lab

Preview with #030B29

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

Preview Lab → · Contrast checker → · Palette generator →