#03041F#03041F

#03041F is a very dark, muted blue. Relative luminance 0.002; OKLCH L 13.2% C 0.059 H 272.1°. Best body text is #FFFFFF at 20.17:1 contrast (WCAG AA passes).

Color values

HEX	#03041F
RGB	rgb(3, 4, 31)
HSL	hsl(238, 82%, 7%)
HSV	hsv(238, 90%, 12%)
CMYK	cmyk(90.3%, 87.1%, 0%, 87.8%)
CIE-LAB	lab(1.85, 5.46, -15.14)
CIE-LCH	lch(1.85, 16.10, 289.82°)
OKLab	oklab(13.2% 0.0022 -0.0593)
OKLCH	oklch(13.2% 0.059 272.1)
XYZ	xyz(0.3282, 0.2051, 1.3183)
Luminance	0.0021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 8.57

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03041F #1F1E03

analogous

#03121F #03041F #10031F

triadic

#03041F #1F0304 #041F03

tetradic

#03041F #1F0312 #1F1E03 #031F10

square

#03041F #1F0312 #1F1E03 #031F10

split-complementary

#03041F #1F1003 #121F03

monochromatic

#03041C #03041C #03041F #080B57 #0E128F

Accessibility & contrast

On white

20.17

#03041F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#03041F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03041F

20.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03041F	#FFFFFF	#000000	##FFFFFF
##03041F	1.00	20.17	1.04	20.17
#FFFFFF	20.17	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000820

Deuteranopia (green-blind)

#00061E

Tritanopia (blue-blind)

#000A10

Achromatopsia (no color)

#070707

Design tokens & code

CSS

--color: #03041f;
/* rgb */ color: rgb(3, 4, 31);
/* oklch */ color: oklch(13.2% 0.059 272.1);

Tailwind

colors: {
  custom: {
    50: '#47485a',
    500: '#03041f',
    950: '#000000',
  },
}

SCSS

$custom: #03041f;
$custom-light: #47485a;
$custom-dark: #000000;

JSON

{
  "hex": "#03041f",
  "rgb": {
    "r": 3,
    "g": 4,
    "b": 31
  },
  "hsl": {
    "h": 237.857,
    "s": 82.353,
    "l": 6.667
  },
  "oklch": {
    "l": 0.132,
    "c": 0.05937,
    "h": 272.1
  },
  "luminance": 0.00205
}

Semantic roles & 50–950 ramp

primary

#03041F

secondary

#63611B

accent

#F12FF9

background

#F4F4F5

surface

#E6E6E9

border

#C2C2C5

text

#000004

muted

#777779

Preview Lab

Preview with #03041F

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

Preview Lab → · Contrast checker → · Palette generator →