#030F28#030F28

#030F28 is a very dark, muted blue. Relative luminance 0.005; OKLCH L 17.4% C 0.055 H 260.5°. Best body text is #FFFFFF at 19.04:1 contrast (WCAG AA passes).

Color values

HEX	#030F28
RGB	rgb(3, 15, 40)
HSL	hsl(221, 86%, 8%)
HSV	hsv(221, 93%, 16%)
CMYK	cmyk(92.5%, 62.5%, 0%, 84.3%)
CIE-LAB	lab(4.64, 4.20, -17.83)
CIE-LCH	lch(4.64, 18.32, 283.26°)
OKLab	oklab(17.45% -0.0091 -0.0544)
OKLCH	oklch(17.45% 0.055 260.5)
XYZ	xyz(0.5912, 0.5141, 2.0751)
Luminance	0.0051 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.58

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030F28 #281C03

analogous

#032128 #030F28 #090328

triadic

#030F28 #28030F #0F2803

tetradic

#030F28 #280321 #281C03 #032809

square

#030F28 #280321 #281C03 #032809

split-complementary

#030F28 #280903 #212803

monochromatic

#020B1C #020B1C #030F28 #072461 #0C3A9A

Accessibility & contrast

On white

19.04

#030F28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#030F28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030F28

19.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030F28	#FFFFFF	#000000	##FFFFFF
##030F28	1.00	19.04	1.10	19.04
#FFFFFF	19.04	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#031229

Deuteranopia (green-blind)

#000E28

Tritanopia (blue-blind)

#001519

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #030f28;
/* rgb */ color: rgb(3, 15, 40);
/* oklch */ color: oklch(17.4% 0.055 260.5);

Tailwind

colors: {
  custom: {
    50: '#484e62',
    500: '#030f28',
    950: '#000000',
  },
}

SCSS

$custom: #030f28;
$custom-light: #484e62;
$custom-dark: #000000;

JSON

{
  "hex": "#030f28",
  "rgb": {
    "r": 3,
    "g": 15,
    "b": 40
  },
  "hsl": {
    "h": 220.541,
    "s": 86.047,
    "l": 8.431
  },
  "oklch": {
    "l": 0.17445,
    "c": 0.05513,
    "h": 260.5
  },
  "luminance": 0.00514
}

Semantic roles & 50–950 ramp

primary

#030F28

secondary

#6C521B

accent

#B92CFC

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010105

muted

#777779

Preview Lab

Preview with #030F28

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

Preview Lab → · Contrast checker → · Palette generator →