#303D92#303D92

#303D92 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.2% C 0.140 H 272.0°. Best body text is #FFFFFF at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#303D92
RGB	rgb(48, 61, 146)
HSL	hsl(232, 51%, 38%)
HSV	hsv(232, 67%, 57%)
CMYK	cmyk(67.1%, 58.2%, 0%, 42.7%)
CIE-LAB	lab(29.51, 23.62, -48.60)
CIE-LCH	lch(29.51, 54.04, 295.91°)
OKLab	oklab(40.15% 0.0048 -0.1398)
OKLCH	oklch(40.15% 0.14 272)
XYZ	xyz(8.0742, 6.0405, 27.9290)
Luminance	0.0604 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303D92 #928530

analogous

#306E92 #303D92 #543092

triadic

#303D92 #92303D #3D9230

tetradic

#303D92 #92306E #928530 #309254

square

#303D92 #92306E #928530 #309254

split-complementary

#303D92 #925430 #6E9230

monochromatic

#121736 #212A64 #303D92 #3F50C0 #6D7ACF

Accessibility & contrast

On white

9.51

#303D92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#303D92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303D92

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303D92	#FFFFFF	#000000	##FFFFFF
##303D92	1.00	9.51	2.21	9.51
#FFFFFF	9.51	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A95

Deuteranopia (green-blind)

#004190

Tritanopia (blue-blind)

#005261

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #303d92;
/* rgb */ color: rgb(48, 61, 146);
/* oklch */ color: oklch(40.2% 0.140 272.0);

Tailwind

colors: {
  custom: {
    50: '#7472b3',
    500: '#303d92',
    950: '#000000',
  },
}

SCSS

$custom: #303d92;
$custom-light: #7472b3;
$custom-dark: #000000;

JSON

{
  "hex": "#303d92",
  "rgb": {
    "r": 48,
    "g": 61,
    "b": 146
  },
  "hsl": {
    "h": 232.041,
    "s": 50.515,
    "l": 38.039
  },
  "oklch": {
    "l": 0.40153,
    "c": 0.13992,
    "h": 272
  },
  "luminance": 0.06041
}

Semantic roles & 50–950 ramp

primary

#303D92

secondary

#B7AC67

accent

#C74EDA

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #303D92

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

Preview Lab → · Contrast checker → · Palette generator →