#303E92#303E92

#303E92 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.4% C 0.139 H 271.6°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#303E92
RGB	rgb(48, 62, 146)
HSL	hsl(231, 51%, 38%)
HSV	hsv(231, 67%, 57%)
CMYK	cmyk(67.1%, 57.5%, 0%, 42.7%)
CIE-LAB	lab(29.78, 22.94, -48.17)
CIE-LCH	lch(29.78, 53.35, 295.47°)
OKLab	oklab(40.35% 0.0039 -0.1385)
OKLCH	oklch(40.35% 0.139 271.6)
XYZ	xyz(8.1281, 6.1482, 27.9469)
Luminance	0.0615 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303E92 #928430

analogous

#306F92 #303E92 #533092

triadic

#303E92 #92303E #3E9230

tetradic

#303E92 #92306F #928430 #309253

square

#303E92 #92306F #928430 #309253

split-complementary

#303E92 #925330 #6F9230

monochromatic

#121736 #212A64 #303E92 #3F52C0 #6D7BCF

Accessibility & contrast

On white

9.42

#303E92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#303E92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303E92

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303E92	#FFFFFF	#000000	##FFFFFF
##303E92	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B95

Deuteranopia (green-blind)

#004290

Tritanopia (blue-blind)

#005261

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #303e92;
/* rgb */ color: rgb(48, 62, 146);
/* oklch */ color: oklch(40.4% 0.139 271.6);

Tailwind

colors: {
  custom: {
    50: '#7473b3',
    500: '#303e92',
    950: '#000000',
  },
}

SCSS

$custom: #303e92;
$custom-light: #7473b3;
$custom-dark: #000000;

JSON

{
  "hex": "#303e92",
  "rgb": {
    "r": 48,
    "g": 62,
    "b": 146
  },
  "hsl": {
    "h": 231.429,
    "s": 50.515,
    "l": 38.039
  },
  "oklch": {
    "l": 0.40354,
    "c": 0.13859,
    "h": 271.6
  },
  "luminance": 0.06149
}

Semantic roles & 50–950 ramp

primary

#303E92

secondary

#B7AB67

accent

#C64EDA

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #303E92

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

Preview Lab → · Contrast checker → · Palette generator →