#030538#030538

#030538 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 17.0% C 0.096 H 268.0°. Best body text is #FFFFFF at 19.40:1 contrast (WCAG AA passes).

Color values

HEX	#030538
RGB	rgb(3, 5, 56)
HSL	hsl(238, 90%, 12%)
HSV	hsv(238, 95%, 22%)
CMYK	cmyk(94.6%, 91.1%, 0%, 78%)
CIE-LAB	lab(3.73, 16.90, -31.21)
CIE-LCH	lch(3.73, 35.49, 298.44°)
OKLab	oklab(16.98% -0.0033 -0.096)
OKLCH	oklch(16.98% 0.096 268)
XYZ	xyz(0.8054, 0.4133, 3.7779)
Luminance	0.0041 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030538 #383603

analogous

#032038 #030538 #1C0338

triadic

#030538 #380305 #053803

tetradic

#030538 #380320 #383603 #03381C

square

#030538 #380320 #383603 #03381C

split-complementary

#030538 #381C03 #203803

monochromatic

#02031D #02031D #030538 #060A72 #090FAC

Accessibility & contrast

On white

19.40

#030538 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#030538 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030538

19.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030538	#FFFFFF	#000000	##FFFFFF
##030538	1.00	19.40	1.08	19.40
#FFFFFF	19.40	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001039

Deuteranopia (green-blind)

#000A37

Tritanopia (blue-blind)

#00141E

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #030538;
/* rgb */ color: rgb(3, 5, 56);
/* oklch */ color: oklch(17.0% 0.096 268.0);

Tailwind

colors: {
  custom: {
    50: '#4d486f',
    500: '#030538',
    950: '#000000',
  },
}

SCSS

$custom: #030538;
$custom-light: #4d486f;
$custom-dark: #000000;

JSON

{
  "hex": "#030538",
  "rgb": {
    "r": 3,
    "g": 5,
    "b": 56
  },
  "hsl": {
    "h": 237.736,
    "s": 89.831,
    "l": 11.569
  },
  "oklch": {
    "l": 0.16975,
    "c": 0.09606,
    "h": 268
  },
  "luminance": 0.00413
}

Semantic roles & 50–950 ramp

primary

#030538

secondary

#7B771C

accent

#F729FF

background

#F4F4F6

surface

#E7E6EC

border

#C3C2C7

text

#020007

muted

#78777A

Preview Lab

Preview with #030538

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

Preview Lab → · Contrast checker → · Palette generator →