#303585#303585

#303585 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.5% C 0.132 H 275.3°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#303585
RGB	rgb(48, 53, 133)
HSL	hsl(236, 47%, 35%)
HSV	hsv(236, 64%, 52%)
CMYK	cmyk(63.9%, 60.2%, 0%, 47.8%)
CIE-LAB	lab(26.35, 24.23, -45.69)
CIE-LCH	lch(26.35, 51.72, 297.94°)
OKLab	oklab(37.48% 0.0122 -0.1314)
OKLCH	oklch(37.48% 0.132 275.3)
XYZ	xyz(6.7243, 4.8675, 22.7709)
Luminance	0.0487 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303585 #858030

analogous

#305F85 #303585 #563085

triadic

#303585 #853035 #358530

tetradic

#303585 #85305F #858030 #308556

square

#303585 #85305F #858030 #308556

split-complementary

#303585 #855630 #5F8530

monochromatic

#10112B #202358 #303585 #4047B2 #676DC8

Accessibility & contrast

On white

10.64

#303585 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#303585 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303585

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303585	#FFFFFF	#000000	##FFFFFF
##303585	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004288

Deuteranopia (green-blind)

#003B83

Tritanopia (blue-blind)

#004857

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #303585;
/* rgb */ color: rgb(48, 53, 133);
/* oklch */ color: oklch(37.5% 0.132 275.3);

Tailwind

colors: {
  custom: {
    50: '#726ca9',
    500: '#303585',
    950: '#000000',
  },
}

SCSS

$custom: #303585;
$custom-light: #726ca9;
$custom-dark: #000000;

JSON

{
  "hex": "#303585",
  "rgb": {
    "r": 48,
    "g": 53,
    "b": 133
  },
  "hsl": {
    "h": 236.471,
    "s": 46.961,
    "l": 35.49
  },
  "oklch": {
    "l": 0.37478,
    "c": 0.13194,
    "h": 275.3
  },
  "luminance": 0.04868
}

Semantic roles & 50–950 ramp

primary

#303585

secondary

#AFAB61

accent

#CF51D7

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #303585

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

Preview Lab → · Contrast checker → · Palette generator →