#030F38#030F38

#030F38 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.1% C 0.082 H 264.6°. Best body text is #FFFFFF at 18.59:1 contrast (WCAG AA passes).

Color values

HEX	#030F38
RGB	rgb(3, 15, 56)
HSL	hsl(226, 90%, 12%)
HSV	hsv(226, 95%, 22%)
CMYK	cmyk(94.6%, 73.2%, 0%, 78%)
CIE-LAB	lab(5.84, 12.50, -27.80)
CIE-LCH	lch(5.84, 30.48, 294.21°)
OKLab	oklab(19.14% -0.0077 -0.0817)
OKLCH	oklch(19.14% 0.082 264.6)
XYZ	xyz(0.9219, 0.6464, 3.8168)
Luminance	0.0065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 2.96

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030F38 #382C03

analogous

#032A38 #030F38 #120338

triadic

#030F38 #38030F #0F3803

tetradic

#030F38 #38032A #382C03 #033812

square

#030F38 #38032A #382C03 #033812

split-complementary

#030F38 #381203 #2A3803

monochromatic

#02081D #02081D #030F38 #061F72 #092EAC

Accessibility & contrast

On white

18.59

#030F38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#030F38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030F38

18.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030F38	#FFFFFF	#000000	##FFFFFF
##030F38	1.00	18.59	1.13	18.59
#FFFFFF	18.59	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001639

Deuteranopia (green-blind)

#001037

Tritanopia (blue-blind)

#001A21

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #030f38;
/* rgb */ color: rgb(3, 15, 56);
/* oklch */ color: oklch(19.1% 0.082 264.6);

Tailwind

colors: {
  custom: {
    50: '#4d4d6f',
    500: '#030f38',
    950: '#000000',
  },
}

SCSS

$custom: #030f38;
$custom-light: #4d4d6f;
$custom-dark: #000000;

JSON

{
  "hex": "#030f38",
  "rgb": {
    "r": 3,
    "g": 15,
    "b": 56
  },
  "hsl": {
    "h": 226.415,
    "s": 89.831,
    "l": 11.569
  },
  "oklch": {
    "l": 0.19137,
    "c": 0.08204,
    "h": 264.6
  },
  "luminance": 0.00647
}

Semantic roles & 50–950 ramp

primary

#030F38

secondary

#7B651C

accent

#CF29FF

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #030F38

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

Preview Lab → · Contrast checker → · Palette generator →