#30348F#30348F

#30348F is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.2% C 0.147 H 275.0°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#30348F
RGB	rgb(48, 52, 143)
HSL	hsl(237, 50%, 37%)
HSV	hsv(237, 66%, 56%)
CMYK	cmyk(66.4%, 63.6%, 0%, 43.9%)
CIE-LAB	lab(26.92, 28.51, -50.97)
CIE-LCH	lch(26.92, 58.40, 299.22°)
OKLab	oklab(38.16% 0.0129 -0.1469)
OKLCH	oklch(38.16% 0.147 275)
XYZ	xyz(7.4032, 5.0669, 26.5691)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30348F #8F8B30

analogous

#30638F #30348F #5C308F

triadic

#30348F #8F3034 #348F30

tetradic

#30348F #8F3063 #8F8B30 #308F5C

square

#30348F #8F3063 #8F8B30 #308F5C

split-complementary

#30348F #8F5C30 #638F30

monochromatic

#111333 #212361 #30348F #3F45BD #6C70CE

Accessibility & contrast

On white

10.43

#30348F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#30348F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30348F

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30348F	#FFFFFF	#000000	##FFFFFF
##30348F	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004492

Deuteranopia (green-blind)

#003B8D

Tritanopia (blue-blind)

#004B5C

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #30348f;
/* rgb */ color: rgb(48, 52, 143);
/* oklch */ color: oklch(38.2% 0.147 275.0);

Tailwind

colors: {
  custom: {
    50: '#746bb1',
    500: '#30348f',
    950: '#000000',
  },
}

SCSS

$custom: #30348f;
$custom-light: #746bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#30348f",
  "rgb": {
    "r": 48,
    "g": 52,
    "b": 143
  },
  "hsl": {
    "h": 237.474,
    "s": 49.738,
    "l": 37.451
  },
  "oklch": {
    "l": 0.38158,
    "c": 0.14745,
    "h": 275
  },
  "luminance": 0.05068
}

Semantic roles & 50–950 ramp

primary

#30348F

secondary

#B5B266

accent

#D34FD9

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #30348F

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

Preview Lab → · Contrast checker → · Palette generator →