#30338A#30338A

#30338A is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.5% C 0.142 H 275.7°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#30338A
RGB	rgb(48, 51, 138)
HSL	hsl(238, 48%, 36%)
HSV	hsv(238, 65%, 54%)
CMYK	cmyk(65.2%, 63%, 0%, 45.9%)
CIE-LAB	lab(26.25, 27.38, -48.98)
CIE-LCH	lch(26.25, 56.11, 299.20°)
OKLab	oklab(37.53% 0.014 -0.141)
OKLCH	oklch(37.53% 0.142 275.7)
XYZ	xyz(6.9887, 4.8304, 24.6039)
Luminance	0.0483 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30338A #8A8730

analogous

#30608A #30338A #5A308A

triadic

#30338A #8A3033 #338A30

tetradic

#30338A #8A3060 #8A8730 #308A5A

square

#30338A #8A3060 #8A8730 #308A5A

split-complementary

#30338A #8A5A30 #608A30

monochromatic

#10112F #20225D #30338A #4044B7 #696DCB

Accessibility & contrast

On white

10.68

#30338A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#30338A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30338A

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30338A	#FFFFFF	#000000	##FFFFFF
##30338A	1.00	10.68	1.97	10.68
#FFFFFF	10.68	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428D

Deuteranopia (green-blind)

#003A88

Tritanopia (blue-blind)

#004959

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #30338a;
/* rgb */ color: rgb(48, 51, 138);
/* oklch */ color: oklch(37.5% 0.142 275.7);

Tailwind

colors: {
  custom: {
    50: '#736bad',
    500: '#30338a',
    950: '#000000',
  },
}

SCSS

$custom: #30338a;
$custom-light: #736bad;
$custom-dark: #000000;

JSON

{
  "hex": "#30338a",
  "rgb": {
    "r": 48,
    "g": 51,
    "b": 138
  },
  "hsl": {
    "h": 238,
    "s": 48.387,
    "l": 36.471
  },
  "oklch": {
    "l": 0.37527,
    "c": 0.14174,
    "h": 275.7
  },
  "luminance": 0.04831
}

Semantic roles & 50–950 ramp

primary

#30338A

secondary

#B2B064

accent

#D350D8

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #30338A

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

Preview Lab → · Contrast checker → · Palette generator →