#03072F#03072F

#03072F is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.2% C 0.079 H 268.1°. Best body text is #FFFFFF at 19.53:1 contrast (WCAG AA passes).

Color values

HEX	#03072F
RGB	rgb(3, 7, 47)
HSL	hsl(235, 88%, 10%)
HSV	hsv(235, 94%, 18%)
CMYK	cmyk(93.6%, 85.1%, 0%, 81.6%)
CIE-LAB	lab(3.40, 11.00, -25.08)
CIE-LCH	lch(3.40, 27.38, 293.69°)
OKLab	oklab(16.21% -0.0027 -0.0794)
OKLCH	oklch(16.21% 0.079 268.1)
XYZ	xyz(0.6264, 0.3765, 2.7284)
Luminance	0.0038 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03072F #2F2B03

analogous

#031D2F #03072F #15032F

triadic

#03072F #2F0307 #072F03

tetradic

#03072F #2F031D #2F2B03 #032F15

square

#03072F #2F031D #2F2B03 #032F15

split-complementary

#03072F #2F1503 #1D2F03

monochromatic

#02041D #02041D #03072F #071069 #0A18A2

Accessibility & contrast

On white

19.53

#03072F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#03072F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03072F

19.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03072F	#FFFFFF	#000000	##FFFFFF
##03072F	1.00	19.53	1.08	19.53
#FFFFFF	19.53	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F30

Deuteranopia (green-blind)

#000A2E

Tritanopia (blue-blind)

#00121A

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #03072f;
/* rgb */ color: rgb(3, 7, 47);
/* oklch */ color: oklch(16.2% 0.079 268.1);

Tailwind

colors: {
  custom: {
    50: '#4a4968',
    500: '#03072f',
    950: '#000000',
  },
}

SCSS

$custom: #03072f;
$custom-light: #4a4968;
$custom-dark: #000000;

JSON

{
  "hex": "#03072f",
  "rgb": {
    "r": 3,
    "g": 7,
    "b": 47
  },
  "hsl": {
    "h": 234.545,
    "s": 88,
    "l": 9.804
  },
  "oklch": {
    "l": 0.16206,
    "c": 0.07948,
    "h": 268.1
  },
  "luminance": 0.00377
}

Semantic roles & 50–950 ramp

primary

#03072F

secondary

#736B1B

accent

#EB2AFE

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#010006

muted

#77777A

Preview Lab

Preview with #03072F

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

Preview Lab → · Contrast checker → · Palette generator →