#3330B9#3330B9

#3330B9 is a dark, highly saturated blue. Relative luminance 0.063; OKLCH L 41.8% C 0.206 H 273.9°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#3330B9
RGB	rgb(51, 48, 185)
HSL	hsl(241, 59%, 46%)
HSV	hsv(241, 74%, 73%)
CMYK	cmyk(72.4%, 74.1%, 0%, 27.5%)
CIE-LAB	lab(30.20, 45.80, -70.97)
CIE-LCH	lch(30.20, 84.47, 302.83°)
OKLab	oklab(41.79% 0.0138 -0.2053)
OKLCH	oklch(41.79% 0.206 273.9)
XYZ	xyz(11.1762, 6.3194, 46.5203)
Luminance	0.0632 (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

#3330B9 #B6B930

analogous

#3071B9 #3330B9 #7730B9

triadic

#3330B9 #B93330 #30B933

tetradic

#3330B9 #B93071 #B6B930 #30B977

square

#3330B9 #B93071 #B6B930 #30B977

split-complementary

#3330B9 #B97730 #71B930

monochromatic

#181758 #262388 #3330B9 #5654D3 #8684DF

Accessibility & contrast

On white

9.28

#3330B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#3330B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3330B9

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3330B9	#FFFFFF	#000000	##FFFFFF
##3330B9	1.00	9.28	2.26	9.28
#FFFFFF	9.28	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DBD

Deuteranopia (green-blind)

#0041B7

Tritanopia (blue-blind)

#005872

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3330b9;
/* rgb */ color: rgb(51, 48, 185);
/* oklch */ color: oklch(41.8% 0.206 273.9);

Tailwind

colors: {
  custom: {
    50: '#7f6acf',
    500: '#3330b9',
    950: '#000000',
  },
}

SCSS

$custom: #3330b9;
$custom-light: #7f6acf;
$custom-dark: #000000;

JSON

{
  "hex": "#3330b9",
  "rgb": {
    "r": 51,
    "g": 48,
    "b": 185
  },
  "hsl": {
    "h": 241.314,
    "s": 58.798,
    "l": 45.686
  },
  "oklch": {
    "l": 0.41787,
    "c": 0.20576,
    "h": 273.9
  },
  "luminance": 0.0632
}

Semantic roles & 50–950 ramp

primary

#3330B9

secondary

#C7C97C

accent

#E246DF

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3330B9

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

Preview Lab → · Contrast checker → · Palette generator →