#03054E#03054E

#03054E is a very dark, vivid blue. Relative luminance 0.007; OKLCH L 20.2% C 0.125 H 266.5°. Best body text is #FFFFFF at 18.49:1 contrast (WCAG AA passes).

Color values

HEX	#03054E
RGB	rgb(3, 5, 78)
HSL	hsl(238, 93%, 16%)
HSV	hsv(238, 96%, 31%)
CMYK	cmyk(96.2%, 93.6%, 0%, 69.4%)
CIE-LAB	lab(6.12, 29.12, -42.96)
CIE-LCH	lch(6.12, 51.90, 304.13°)
OKLab	oklab(20.23% -0.0077 -0.1252)
OKLCH	oklch(20.23% 0.125 266.5)
XYZ	xyz(1.4665, 0.6778, 7.2598)
Luminance	0.0068 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03054E #4E4C03

analogous

#032A4E #03054E #26034E

triadic

#03054E #4E0305 #054E03

tetradic

#03054E #4E032A #4E4C03 #034E26

square

#03054E #4E032A #4E4C03 #034E26

split-complementary

#03054E #4E2603 #2A4E03

monochromatic

#01021D #01021D #03054E #050989 #080DC4

Accessibility & contrast

On white

18.49

#03054E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#03054E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03054E

18.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03054E	#FFFFFF	#000000	##FFFFFF
##03054E	1.00	18.49	1.14	18.49
#FFFFFF	18.49	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001850

Deuteranopia (green-blind)

#000F4D

Tritanopia (blue-blind)

#001D2B

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #03054e;
/* rgb */ color: rgb(3, 5, 78);
/* oklch */ color: oklch(20.2% 0.125 266.5);

Tailwind

colors: {
  custom: {
    50: '#574781',
    500: '#03054e',
    950: '#000000',
  },
}

SCSS

$custom: #03054e;
$custom-light: #574781;
$custom-dark: #000000;

JSON

{
  "hex": "#03054e",
  "rgb": {
    "r": 3,
    "g": 5,
    "b": 78
  },
  "hsl": {
    "h": 238.4,
    "s": 92.593,
    "l": 15.882
  },
  "oklch": {
    "l": 0.2023,
    "c": 0.12545,
    "h": 266.5
  },
  "luminance": 0.00678
}

Semantic roles & 50–950 ramp

primary

#03054E

secondary

#8E8B1E

accent

#F929FF

background

#F5F4F7

surface

#E9E6EE

border

#C5C2C9

text

#04000A

muted

#79777C

Preview Lab

Preview with #03054E

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

Preview Lab → · Contrast checker → · Palette generator →