#303596#303596

#303596 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.0% C 0.156 H 274.3°. Best body text is #FFFFFF at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#303596
RGB	rgb(48, 53, 150)
HSL	hsl(237, 52%, 39%)
HSV	hsv(237, 68%, 59%)
CMYK	cmyk(68%, 64.7%, 0%, 41.2%)
CIE-LAB	lab(27.78, 30.37, -53.88)
CIE-LCH	lch(27.78, 61.85, 299.41°)
OKLab	oklab(38.97% 0.0116 -0.1554)
OKLCH	oklch(38.97% 0.156 274.3)
XYZ	xyz(7.9952, 5.3759, 29.4646)
Luminance	0.0538 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303596 #969130

analogous

#306896 #303596 #5E3096

triadic

#303596 #963035 #359630

tetradic

#303596 #963068 #969130 #30965E

square

#303596 #963068 #969130 #30965E

split-complementary

#303596 #965E30 #689630

monochromatic

#121439 #212568 #303596 #4147C2 #6F74D1

Accessibility & contrast

On white

10.12

#303596 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#303596 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303596

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303596	#FFFFFF	#000000	##FFFFFF
##303596	1.00	10.12	2.08	10.12
#FFFFFF	10.12	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004699

Deuteranopia (green-blind)

#003D94

Tritanopia (blue-blind)

#004E60

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #303596;
/* rgb */ color: rgb(48, 53, 150);
/* oklch */ color: oklch(39.0% 0.156 274.3);

Tailwind

colors: {
  custom: {
    50: '#766cb6',
    500: '#303596',
    950: '#000000',
  },
}

SCSS

$custom: #303596;
$custom-light: #766cb6;
$custom-dark: #000000;

JSON

{
  "hex": "#303596",
  "rgb": {
    "r": 48,
    "g": 53,
    "b": 150
  },
  "hsl": {
    "h": 237.059,
    "s": 51.515,
    "l": 38.824
  },
  "oklch": {
    "l": 0.38974,
    "c": 0.15585,
    "h": 274.3
  },
  "luminance": 0.05377
}

Semantic roles & 50–950 ramp

primary

#303596

secondary

#B9B569

accent

#D44DDB

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #303596

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

Preview Lab → · Contrast checker → · Palette generator →