#030E39#030E39

#030E39 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.0% C 0.085 H 265.2°. Best body text is #FFFFFF at 18.65:1 contrast (WCAG AA passes).

Color values

HEX	#030E39
RGB	rgb(3, 14, 57)
HSL	hsl(228, 90%, 12%)
HSV	hsv(228, 95%, 22%)
CMYK	cmyk(94.7%, 75.4%, 0%, 77.6%)
CIE-LAB	lab(5.68, 13.61, -28.79)
CIE-LCH	lch(5.68, 31.84, 295.30°)
OKLab	oklab(19.02% -0.0072 -0.0848)
OKLCH	oklch(19.02% 0.085 265.2)
XYZ	xyz(0.9328, 0.6287, 3.9423)
Luminance	0.0063 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030E39 #392E03

analogous

#032939 #030E39 #130339

triadic

#030E39 #39030E #0E3903

tetradic

#030E39 #390329 #392E03 #033913

square

#030E39 #390329 #392E03 #033913

split-complementary

#030E39 #391303 #293903

monochromatic

#02071D #02071D #030E39 #061C73 #092BAD

Accessibility & contrast

On white

18.65

#030E39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#030E39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030E39

18.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030E39	#FFFFFF	#000000	##FFFFFF
##030E39	1.00	18.65	1.13	18.65
#FFFFFF	18.65	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00153A

Deuteranopia (green-blind)

#001038

Tritanopia (blue-blind)

#001A21

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #030e39;
/* rgb */ color: rgb(3, 14, 57);
/* oklch */ color: oklch(19.0% 0.085 265.2);

Tailwind

colors: {
  custom: {
    50: '#4e4c70',
    500: '#030e39',
    950: '#000000',
  },
}

SCSS

$custom: #030e39;
$custom-light: #4e4c70;
$custom-dark: #000000;

JSON

{
  "hex": "#030e39",
  "rgb": {
    "r": 3,
    "g": 14,
    "b": 57
  },
  "hsl": {
    "h": 227.778,
    "s": 90,
    "l": 11.765
  },
  "oklch": {
    "l": 0.19024,
    "c": 0.08506,
    "h": 265.2
  },
  "luminance": 0.00629
}

Semantic roles & 50–950 ramp

primary

#030E39

secondary

#7C681C

accent

#D329FF

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #030E39

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

Preview Lab → · Contrast checker → · Palette generator →