#30319E#30319E

#30319E is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.0% C 0.171 H 274.6°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#30319E
RGB	rgb(48, 49, 158)
HSL	hsl(239, 53%, 40%)
HSV	hsv(239, 70%, 62%)
CMYK	cmyk(69.6%, 69%, 0%, 38%)
CIE-LAB	lab(27.55, 35.75, -59.14)
CIE-LCH	lch(27.55, 69.10, 301.15°)
OKLab	oklab(39.03% 0.0138 -0.1708)
OKLCH	oklch(39.03% 0.171 274.6)
XYZ	xyz(8.4867, 5.2928, 32.9155)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30319E #9E9D30

analogous

#30689E #30319E #66309E

triadic

#30319E #9E3031 #319E30

tetradic

#30319E #9E3068 #9E9D30 #309E66

square

#30319E #9E3068 #9E9D30 #309E66

split-complementary

#30319E #9E6630 #689E30

monochromatic

#131440 #22226F #30319E #4546C6 #7475D5

Accessibility & contrast

On white

10.20

#30319E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#30319E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30319E

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30319E	#FFFFFF	#000000	##FFFFFF
##30319E	1.00	10.20	2.06	10.20
#FFFFFF	10.20	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A1

Deuteranopia (green-blind)

#003C9C

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #30319e;
/* rgb */ color: rgb(48, 49, 158);
/* oklch */ color: oklch(39.0% 0.171 274.6);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#30319e",
  "rgb": {
    "r": 48,
    "g": 49,
    "b": 158
  },
  "hsl": {
    "h": 239.455,
    "s": 53.398,
    "l": 40.392
  },
  "oklch": {
    "l": 0.39032,
    "c": 0.17139,
    "h": 274.6
  },
  "luminance": 0.05294
}

Semantic roles & 50–950 ramp

primary

#30319E

secondary

#BDBC6D

accent

#DB4BDD

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #30319E

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

Preview Lab → · Contrast checker → · Palette generator →