#030840#030840

#030840 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.7% C 0.103 H 266.9°. Best body text is #FFFFFF at 18.87:1 contrast (WCAG AA passes).

Color values

HEX	#030840
RGB	rgb(3, 8, 64)
HSL	hsl(235, 91%, 13%)
HSV	hsv(235, 95%, 25%)
CMYK	cmyk(95.3%, 87.5%, 0%, 74.9%)
CIE-LAB	lab(5.09, 20.45, -34.80)
CIE-LCH	lch(5.09, 40.36, 300.44°)
OKLab	oklab(18.73% -0.0056 -0.1031)
OKLCH	oklch(18.73% 0.103 266.9)
XYZ	xyz(1.0495, 0.5631, 4.9029)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 2.26

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030840 #403B03

analogous

#032640 #030840 #1C0340

triadic

#030840 #400308 #084003

tetradic

#030840 #400326 #403B03 #03401C

square

#030840 #400326 #403B03 #03401C

split-complementary

#030840 #401C03 #264003

monochromatic

#01041D #01041D #030840 #060F7A #0817B5

Accessibility & contrast

On white

18.87

#030840 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#030840 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030840

18.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030840	#FFFFFF	#000000	##FFFFFF
##030840	1.00	18.87	1.11	18.87
#FFFFFF	18.87	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001442

Deuteranopia (green-blind)

#000E3F

Tritanopia (blue-blind)

#001924

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #030840;
/* rgb */ color: rgb(3, 8, 64);
/* oklch */ color: oklch(18.7% 0.103 266.9);

Tailwind

colors: {
  custom: {
    50: '#514976',
    500: '#030840',
    950: '#000000',
  },
}

SCSS

$custom: #030840;
$custom-light: #514976;
$custom-dark: #000000;

JSON

{
  "hex": "#030840",
  "rgb": {
    "r": 3,
    "g": 8,
    "b": 64
  },
  "hsl": {
    "h": 235.082,
    "s": 91.045,
    "l": 13.137
  },
  "oklch": {
    "l": 0.18727,
    "c": 0.10328,
    "h": 266.9
  },
  "luminance": 0.00563
}

Semantic roles & 50–950 ramp

primary

#030840

secondary

#827A1D

accent

#ED29FF

background

#F4F4F7

surface

#E7E6ED

border

#C3C2C8

text

#030008

muted

#78777B

Preview Lab

Preview with #030840

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

Preview Lab → · Contrast checker → · Palette generator →