#3B30AA#3B30AA

#3B30AA is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.8% C 0.185 H 278.3°. Best body text is #FFFFFF at 9.59:1 contrast (WCAG AA passes).

Color values

HEX	#3B30AA
RGB	rgb(59, 48, 170)
HSL	hsl(245, 56%, 43%)
HSV	hsv(245, 72%, 67%)
CMYK	cmyk(65.3%, 71.8%, 0%, 33.3%)
CIE-LAB	lab(29.27, 41.79, -63.54)
CIE-LCH	lch(29.27, 76.05, 303.33°)
OKLab	oklab(40.82% 0.0269 -0.1834)
OKLCH	oklch(40.82% 0.185 278.3)
XYZ	xyz(10.1139, 5.9452, 38.6370)
Luminance	0.0595 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B30AA #9FAA30

analogous

#3062AA #3B30AA #7830AA

triadic

#3B30AA #AA3B30 #30AA3B

tetradic

#3B30AA #AA3062 #9FAA30 #30AA78

square

#3B30AA #AA3062 #9FAA30 #30AA78

split-complementary

#3B30AA #AA7830 #62AA30

monochromatic

#1A154B #2A237A #3B30AA #574BCC #837BDA

Accessibility & contrast

On white

9.59

#3B30AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#3B30AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B30AA

9.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B30AA	#FFFFFF	#000000	##FFFFFF
##3B30AA	1.00	9.59	2.19	9.59
#FFFFFF	9.59	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAE

Deuteranopia (green-blind)

#0040A8

Tritanopia (blue-blind)

#00526A

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3b30aa;
/* rgb */ color: rgb(59, 48, 170);
/* oklch */ color: oklch(40.8% 0.185 278.3);

Tailwind

colors: {
  custom: {
    50: '#7f6ac4',
    500: '#3b30aa',
    950: '#000000',
  },
}

SCSS

$custom: #3b30aa;
$custom-light: #7f6ac4;
$custom-dark: #000000;

JSON

{
  "hex": "#3b30aa",
  "rgb": {
    "r": 59,
    "g": 48,
    "b": 170
  },
  "hsl": {
    "h": 245.41,
    "s": 55.963,
    "l": 42.745
  },
  "oklch": {
    "l": 0.40821,
    "c": 0.18535,
    "h": 278.3
  },
  "luminance": 0.05946
}

Semantic roles & 50–950 ramp

primary

#3B30AA

secondary

#BBC274

accent

#DF49D2

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3B30AA

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

Preview Lab → · Contrast checker → · Palette generator →