#03083B#03083B

#03083B is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.0% C 0.096 H 267.1°. Best body text is #FFFFFF at 19.06:1 contrast (WCAG AA passes).

Color values

HEX	#03083B
RGB	rgb(3, 8, 59)
HSL	hsl(235, 90%, 12%)
HSV	hsv(235, 95%, 23%)
CMYK	cmyk(94.9%, 86.4%, 0%, 76.9%)
CIE-LAB	lab(4.59, 17.53, -32.00)
CIE-LCH	lch(4.59, 36.49, 298.72°)
OKLab	oklab(18.04% -0.0048 -0.096)
OKLCH	oklch(18.04% 0.096 267.1)
XYZ	xyz(0.9135, 0.5087, 4.1869)
Luminance	0.0051 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03083B #3B3603

analogous

#03243B #03083B #1A033B

triadic

#03083B #3B0308 #083B03

tetradic

#03083B #3B0324 #3B3603 #033B1A

square

#03083B #3B0324 #3B3603 #033B1A

split-complementary

#03083B #3B1A03 #243B03

monochromatic

#01041D #01041D #03083B #061075 #0918AF

Accessibility & contrast

On white

19.06

#03083B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#03083B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03083B

19.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03083B	#FFFFFF	#000000	##FFFFFF
##03083B	1.00	19.06	1.10	19.06
#FFFFFF	19.06	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00133C

Deuteranopia (green-blind)

#000D3A

Tritanopia (blue-blind)

#001721

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #03083b;
/* rgb */ color: rgb(3, 8, 59);
/* oklch */ color: oklch(18.0% 0.096 267.1);

Tailwind

colors: {
  custom: {
    50: '#4f4972',
    500: '#03083b',
    950: '#000000',
  },
}

SCSS

$custom: #03083b;
$custom-light: #4f4972;
$custom-dark: #000000;

JSON

{
  "hex": "#03083b",
  "rgb": {
    "r": 3,
    "g": 8,
    "b": 59
  },
  "hsl": {
    "h": 234.643,
    "s": 90.323,
    "l": 12.157
  },
  "oklch": {
    "l": 0.1804,
    "c": 0.09611,
    "h": 267.1
  },
  "luminance": 0.00509
}

Semantic roles & 50–950 ramp

primary

#03083B

secondary

#7E751C

accent

#EC29FF

background

#F4F4F6

surface

#E7E6EC

border

#C3C2C7

text

#020008

muted

#78777B

Preview Lab

Preview with #03083B

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

Preview Lab → · Contrast checker → · Palette generator →