#30319F#30319F

#30319F is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.1% C 0.173 H 274.6°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#30319F
RGB	rgb(48, 49, 159)
HSL	hsl(239, 54%, 41%)
HSV	hsv(239, 70%, 62%)
CMYK	cmyk(69.8%, 69.2%, 0%, 37.6%)
CIE-LAB	lab(27.65, 36.10, -59.59)
CIE-LCH	lch(27.65, 69.67, 301.21°)
OKLab	oklab(39.13% 0.0137 -0.1722)
OKLCH	oklch(39.13% 0.173 274.6)
XYZ	xyz(8.5732, 5.3274, 33.3707)
Luminance	0.0533 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30319F #9F9E30

analogous

#30699F #30319F #66309F

triadic

#30319F #9F3031 #319F30

tetradic

#30319F #9F3069 #9F9E30 #309F66

square

#30319F #9F3069 #9F9E30 #309F66

split-complementary

#30319F #9F6630 #699F30

monochromatic

#141441 #222370 #30319F #4546C7 #7475D5

Accessibility & contrast

On white

10.17

#30319F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#30319F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30319F

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30319F	#FFFFFF	#000000	##FFFFFF
##30319F	1.00	10.17	2.07	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A2

Deuteranopia (green-blind)

#003C9D

Tritanopia (blue-blind)

#004F64

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #30319f;
/* rgb */ color: rgb(48, 49, 159);
/* oklch */ color: oklch(39.1% 0.173 274.6);

Tailwind

colors: {
  custom: {
    50: '#786abc',
    500: '#30319f',
    950: '#000000',
  },
}

SCSS

$custom: #30319f;
$custom-light: #786abc;
$custom-dark: #000000;

JSON

{
  "hex": "#30319f",
  "rgb": {
    "r": 48,
    "g": 49,
    "b": 159
  },
  "hsl": {
    "h": 239.459,
    "s": 53.623,
    "l": 40.588
  },
  "oklch": {
    "l": 0.3913,
    "c": 0.17271,
    "h": 274.6
  },
  "luminance": 0.05328
}

Semantic roles & 50–950 ramp

primary

#30319F

secondary

#BDBC6E

accent

#DC4BDD

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #30319F

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

Preview Lab → · Contrast checker → · Palette generator →