#303D94#303D94

#303D94 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.3% C 0.143 H 271.9°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#303D94
RGB	rgb(48, 61, 148)
HSL	hsl(232, 51%, 38%)
HSV	hsv(232, 68%, 58%)
CMYK	cmyk(67.6%, 58.8%, 0%, 42%)
CIE-LAB	lab(29.67, 24.35, -49.57)
CIE-LCH	lch(29.67, 55.23, 296.16°)
OKLab	oklab(40.32% 0.0048 -0.1427)
OKLCH	oklch(40.32% 0.143 271.9)
XYZ	xyz(8.2312, 6.1032, 28.7555)
Luminance	0.0610 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303D94 #948730

analogous

#306F94 #303D94 #553094

triadic

#303D94 #94303D #3D9430

tetradic

#303D94 #94306F #948730 #309455

square

#303D94 #94306F #948730 #309455

split-complementary

#303D94 #945530 #6F9430

monochromatic

#121738 #212A66 #303D94 #4051C1 #6E7BD0

Accessibility & contrast

On white

9.46

#303D94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#303D94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303D94

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303D94	#FFFFFF	#000000	##FFFFFF
##303D94	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B97

Deuteranopia (green-blind)

#004292

Tritanopia (blue-blind)

#005262

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #303d94;
/* rgb */ color: rgb(48, 61, 148);
/* oklch */ color: oklch(40.3% 0.143 271.9);

Tailwind

colors: {
  custom: {
    50: '#7572b4',
    500: '#303d94',
    950: '#000000',
  },
}

SCSS

$custom: #303d94;
$custom-light: #7572b4;
$custom-dark: #000000;

JSON

{
  "hex": "#303d94",
  "rgb": {
    "r": 48,
    "g": 61,
    "b": 148
  },
  "hsl": {
    "h": 232.2,
    "s": 51.02,
    "l": 38.431
  },
  "oklch": {
    "l": 0.4032,
    "c": 0.14277,
    "h": 271.9
  },
  "luminance": 0.06104
}

Semantic roles & 50–950 ramp

primary

#303D94

secondary

#B8AD68

accent

#C84DDA

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #303D94

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

Preview Lab → · Contrast checker → · Palette generator →