#030D2F#030D2F

#030D2F is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.6% C 0.070 H 264.6°. Best body text is #FFFFFF at 19.05:1 contrast (WCAG AA passes).

Color values

HEX	#030D2F
RGB	rgb(3, 13, 47)
HSL	hsl(226, 88%, 10%)
HSV	hsv(226, 94%, 18%)
CMYK	cmyk(93.6%, 72.3%, 0%, 81.6%)
CIE-LAB	lab(4.63, 8.50, -23.12)
CIE-LCH	lch(4.63, 24.63, 290.17°)
OKLab	oklab(17.64% -0.0066 -0.07)
OKLCH	oklch(17.64% 0.07 264.6)
XYZ	xyz(0.6944, 0.5124, 2.7511)
Luminance	0.0051 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.66

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030D2F #2F2503

analogous

#03232F #030D2F #0F032F

triadic

#030D2F #2F030D #0D2F03

tetradic

#030D2F #2F0323 #2F2503 #032F0F

square

#030D2F #2F0323 #2F2503 #032F0F

split-complementary

#030D2F #2F0F03 #232F03

monochromatic

#02081D #02081D #030D2F #071D69 #0A2DA2

Accessibility & contrast

On white

19.05

#030D2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#030D2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030D2F

19.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030D2F	#FFFFFF	#000000	##FFFFFF
##030D2F	1.00	19.05	1.10	19.05
#FFFFFF	19.05	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001230

Deuteranopia (green-blind)

#000E2E

Tritanopia (blue-blind)

#00161C

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #030d2f;
/* rgb */ color: rgb(3, 13, 47);
/* oklch */ color: oklch(17.6% 0.070 264.6);

Tailwind

colors: {
  custom: {
    50: '#4a4c68',
    500: '#030d2f',
    950: '#000000',
  },
}

SCSS

$custom: #030d2f;
$custom-light: #4a4c68;
$custom-dark: #000000;

JSON

{
  "hex": "#030d2f",
  "rgb": {
    "r": 3,
    "g": 13,
    "b": 47
  },
  "hsl": {
    "h": 226.364,
    "s": 88,
    "l": 9.804
  },
  "oklch": {
    "l": 0.1764,
    "c": 0.07032,
    "h": 264.6
  },
  "luminance": 0.00512
}

Semantic roles & 50–950 ramp

primary

#030D2F

secondary

#735F1B

accent

#CE2AFE

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #030D2F

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

Preview Lab → · Contrast checker → · Palette generator →