#303090#303090

#303090 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.5% C 0.154 H 276.0°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#303090
RGB	rgb(48, 48, 144)
HSL	hsl(240, 50%, 38%)
HSV	hsv(240, 67%, 56%)
CMYK	cmyk(66.7%, 66.7%, 0%, 43.5%)
CIE-LAB	lab(26.03, 31.47, -53.06)
CIE-LCH	lch(26.03, 61.69, 300.67°)
OKLab	oklab(37.53% 0.0162 -0.153)
OKLCH	oklch(37.53% 0.154 276)
XYZ	xyz(7.3083, 4.7553, 26.9129)
Luminance	0.0476 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303090 #909030

analogous

#306090 #303090 #603090

triadic

#303090 #903030 #309030

tetradic

#303090 #903060 #909030 #309060

square

#303090 #903060 #909030 #309060

split-complementary

#303090 #906030 #609030

monochromatic

#111134 #212162 #303090 #3F3FBE #6C6CCE

Accessibility & contrast

On white

10.76

#303090 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#303090 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303090

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303090	#FFFFFF	#000000	##FFFFFF
##303090	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004293

Deuteranopia (green-blind)

#00398E

Tritanopia (blue-blind)

#00495B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #303090;
/* rgb */ color: rgb(48, 48, 144);
/* oklch */ color: oklch(37.5% 0.154 276.0);

Tailwind

colors: {
  custom: {
    50: '#7569b1',
    500: '#303090',
    950: '#000000',
  },
}

SCSS

$custom: #303090;
$custom-light: #7569b1;
$custom-dark: #000000;

JSON

{
  "hex": "#303090",
  "rgb": {
    "r": 48,
    "g": 48,
    "b": 144
  },
  "hsl": {
    "h": 240,
    "s": 50,
    "l": 37.647
  },
  "oklch": {
    "l": 0.37528,
    "c": 0.15388,
    "h": 276
  },
  "luminance": 0.04756
}

Semantic roles & 50–950 ramp

primary

#303090

secondary

#B5B566

accent

#DA4EDA

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #303090

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

Preview Lab → · Contrast checker → · Palette generator →