#303A92#303A92

#303A92 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.6% C 0.144 H 273.0°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#303A92
RGB	rgb(48, 58, 146)
HSL	hsl(234, 51%, 38%)
HSV	hsv(234, 67%, 57%)
CMYK	cmyk(67.1%, 60.3%, 0%, 42.7%)
CIE-LAB	lab(28.72, 25.62, -49.90)
CIE-LCH	lch(28.72, 56.09, 297.18°)
OKLab	oklab(39.56% 0.0075 -0.1437)
OKLCH	oklch(39.56% 0.144 273)
XYZ	xyz(7.9186, 5.7291, 27.8771)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303A92 #928830

analogous

#306B92 #303A92 #573092

triadic

#303A92 #92303A #3A9230

tetradic

#303A92 #92306B #928830 #309257

square

#303A92 #92306B #928830 #309257

split-complementary

#303A92 #925730 #6B9230

monochromatic

#121536 #212864 #303A92 #3F4CC0 #6D77CF

Accessibility & contrast

On white

9.79

#303A92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#303A92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303A92

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303A92	#FFFFFF	#000000	##FFFFFF
##303A92	1.00	9.79	2.15	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004895

Deuteranopia (green-blind)

#003F90

Tritanopia (blue-blind)

#005060

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #303a92;
/* rgb */ color: rgb(48, 58, 146);
/* oklch */ color: oklch(39.6% 0.144 273.0);

Tailwind

colors: {
  custom: {
    50: '#7470b3',
    500: '#303a92',
    950: '#000000',
  },
}

SCSS

$custom: #303a92;
$custom-light: #7470b3;
$custom-dark: #000000;

JSON

{
  "hex": "#303a92",
  "rgb": {
    "r": 48,
    "g": 58,
    "b": 146
  },
  "hsl": {
    "h": 233.878,
    "s": 50.515,
    "l": 38.039
  },
  "oklch": {
    "l": 0.39561,
    "c": 0.14388,
    "h": 273
  },
  "luminance": 0.0573
}

Semantic roles & 50–950 ramp

primary

#303A92

secondary

#B7AE67

accent

#CC4EDA

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #303A92

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

Preview Lab → · Contrast checker → · Palette generator →