#030740#030740

#030740 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.5% C 0.105 H 267.1°. Best body text is #FFFFFF at 18.95:1 contrast (WCAG AA passes).

Color values

HEX	#030740
RGB	rgb(3, 7, 64)
HSL	hsl(236, 91%, 13%)
HSV	hsv(236, 95%, 25%)
CMYK	cmyk(95.3%, 89.1%, 0%, 74.9%)
CIE-LAB	lab(4.89, 20.91, -35.12)
CIE-LCH	lch(4.89, 40.87, 300.77°)
OKLab	oklab(18.54% -0.0053 -0.1044)
OKLCH	oklch(18.54% 0.105 267.1)
XYZ	xyz(1.0386, 0.5414, 4.8992)
Luminance	0.0054 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030740 #403C03

analogous

#032540 #030740 #1D0340

triadic

#030740 #400307 #074003

tetradic

#030740 #400325 #403C03 #03401D

square

#030740 #400325 #403C03 #03401D

split-complementary

#030740 #401D03 #254003

monochromatic

#01031D #01031D #030740 #060D7A #0814B5

Accessibility & contrast

On white

18.95

#030740 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#030740 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030740

18.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030740	#FFFFFF	#000000	##FFFFFF
##030740	1.00	18.95	1.11	18.95
#FFFFFF	18.95	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001442

Deuteranopia (green-blind)

#000D3F

Tritanopia (blue-blind)

#001923

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #030740;
/* rgb */ color: rgb(3, 7, 64);
/* oklch */ color: oklch(18.5% 0.105 267.1);

Tailwind

colors: {
  custom: {
    50: '#514876',
    500: '#030740',
    950: '#000000',
  },
}

SCSS

$custom: #030740;
$custom-light: #514876;
$custom-dark: #000000;

JSON

{
  "hex": "#030740",
  "rgb": {
    "r": 3,
    "g": 7,
    "b": 64
  },
  "hsl": {
    "h": 236.066,
    "s": 91.045,
    "l": 13.137
  },
  "oklch": {
    "l": 0.18538,
    "c": 0.10453,
    "h": 267.1
  },
  "luminance": 0.00541
}

Semantic roles & 50–950 ramp

primary

#030740

secondary

#827B1D

accent

#F129FF

background

#F4F4F7

surface

#E7E6ED

border

#C3C2C8

text

#030008

muted

#78777B

Preview Lab

Preview with #030740

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

Preview Lab → · Contrast checker → · Palette generator →