#030D40#030D40

#030D40 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.7% C 0.097 H 265.8°. Best body text is #FFFFFF at 18.50:1 contrast (WCAG AA passes).

Color values

HEX	#030D40
RGB	rgb(3, 13, 64)
HSL	hsl(230, 91%, 13%)
HSV	hsv(230, 95%, 25%)
CMYK	cmyk(95.3%, 79.7%, 0%, 74.9%)
CIE-LAB	lab(6.12, 17.99, -33.11)
CIE-LCH	lch(6.12, 37.68, 298.52°)
OKLab	oklab(19.67% -0.0071 -0.0969)
OKLCH	oklch(19.67% 0.097 265.8)
XYZ	xyz(1.1066, 0.6772, 4.9219)
Luminance	0.0068 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 1.41

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030D40 #403603

analogous

#032B40 #030D40 #170340

triadic

#030D40 #40030D #0D4003

tetradic

#030D40 #40032B #403603 #034017

square

#030D40 #40032B #403603 #034017

split-complementary

#030D40 #401703 #2B4003

monochromatic

#01061D #01061D #030D40 #06197A #0825B5

Accessibility & contrast

On white

18.50

#030D40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#030D40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030D40

18.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030D40	#FFFFFF	#000000	##FFFFFF
##030D40	1.00	18.50	1.14	18.50
#FFFFFF	18.50	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001742

Deuteranopia (green-blind)

#00113F

Tritanopia (blue-blind)

#001B25

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #030d40;
/* rgb */ color: rgb(3, 13, 64);
/* oklch */ color: oklch(19.7% 0.097 265.8);

Tailwind

colors: {
  custom: {
    50: '#514c75',
    500: '#030d40',
    950: '#000000',
  },
}

SCSS

$custom: #030d40;
$custom-light: #514c75;
$custom-dark: #000000;

JSON

{
  "hex": "#030d40",
  "rgb": {
    "r": 3,
    "g": 13,
    "b": 64
  },
  "hsl": {
    "h": 230.164,
    "s": 91.045,
    "l": 13.137
  },
  "oklch": {
    "l": 0.19666,
    "c": 0.09714,
    "h": 265.8
  },
  "luminance": 0.00677
}

Semantic roles & 50–950 ramp

primary

#030D40

secondary

#82711D

accent

#DC29FF

background

#F4F4F7

surface

#E7E7ED

border

#C3C3C8

text

#020108

muted

#78777B

Preview Lab

Preview with #030D40

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

Preview Lab → · Contrast checker → · Palette generator →