#030F2D#030F2D

#030F2D is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.9% C 0.064 H 262.5°. Best body text is #FFFFFF at 18.92:1 contrast (WCAG AA passes).

Color values

HEX	#030F2D
RGB	rgb(3, 15, 45)
HSL	hsl(223, 88%, 9%)
HSV	hsv(223, 93%, 18%)
CMYK	cmyk(93.3%, 66.7%, 0%, 82.4%)
CIE-LAB	lab(4.97, 6.50, -21.08)
CIE-LCH	lch(4.97, 22.06, 287.14°)
OKLab	oklab(17.94% -0.0083 -0.0633)
OKLCH	oklch(17.94% 0.064 262.5)
XYZ	xyz(0.6819, 0.5504, 2.5524)
Luminance	0.0055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.89

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030F2D #2D2103

analogous

#03242D #030F2D #0C032D

triadic

#030F2D #2D030F #0F2D03

tetradic

#030F2D #2D0324 #2D2103 #032D0C

square

#030F2D #2D0324 #2D2103 #032D0C

split-complementary

#030F2D #2D0C03 #242D03

monochromatic

#020A1D #020A1D #030F2D #072266 #0B35A0

Accessibility & contrast

On white

18.92

#030F2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#030F2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030F2D

18.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030F2D	#FFFFFF	#000000	##FFFFFF
##030F2D	1.00	18.92	1.11	18.92
#FFFFFF	18.92	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00132E

Deuteranopia (green-blind)

#000F2C

Tritanopia (blue-blind)

#00161B

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #030f2d;
/* rgb */ color: rgb(3, 15, 45);
/* oklch */ color: oklch(17.9% 0.064 262.5);

Tailwind

colors: {
  custom: {
    50: '#494d66',
    500: '#030f2d',
    950: '#000000',
  },
}

SCSS

$custom: #030f2d;
$custom-light: #494d66;
$custom-dark: #000000;

JSON

{
  "hex": "#030f2d",
  "rgb": {
    "r": 3,
    "g": 15,
    "b": 45
  },
  "hsl": {
    "h": 222.857,
    "s": 87.5,
    "l": 9.412
  },
  "oklch": {
    "l": 0.17941,
    "c": 0.06382,
    "h": 262.5
  },
  "luminance": 0.0055
}

Semantic roles & 50–950 ramp

primary

#030F2D

secondary

#71581B

accent

#C12AFE

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #030F2D

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

Preview Lab → · Contrast checker → · Palette generator →