#3330A5#3330A5

#3330A5 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.8% C 0.181 H 275.5°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#3330A5
RGB	rgb(51, 48, 165)
HSL	hsl(242, 55%, 42%)
HSV	hsv(242, 71%, 65%)
CMYK	cmyk(69.1%, 70.9%, 0%, 35.3%)
CIE-LAB	lab(28.20, 39.14, -62.30)
CIE-LCH	lch(28.20, 73.58, 302.13°)
OKLab	oklab(39.76% 0.0173 -0.18)
OKLCH	oklch(39.76% 0.181 275.5)
XYZ	xyz(9.2115, 5.5335, 36.1726)
Luminance	0.0553 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3330A5 #A2A530

analogous

#3068A5 #3330A5 #6D30A5

triadic

#3330A5 #A53330 #30A533

tetradic

#3330A5 #A53068 #A2A530 #30A56D

square

#3330A5 #A53068 #A2A530 #30A56D

split-complementary

#3330A5 #A56D30 #68A530

monochromatic

#161446 #242276 #3330A5 #4C48CA #7A78D8

Accessibility & contrast

On white

9.97

#3330A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#3330A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3330A5

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3330A5	#FFFFFF	#000000	##FFFFFF
##3330A5	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A9

Deuteranopia (green-blind)

#003DA3

Tritanopia (blue-blind)

#005067

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3330a5;
/* rgb */ color: rgb(51, 48, 165);
/* oklch */ color: oklch(39.8% 0.181 275.5);

Tailwind

colors: {
  custom: {
    50: '#7b69c1',
    500: '#3330a5',
    950: '#000000',
  },
}

SCSS

$custom: #3330a5;
$custom-light: #7b69c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3330a5",
  "rgb": {
    "r": 51,
    "g": 48,
    "b": 165
  },
  "hsl": {
    "h": 241.538,
    "s": 54.93,
    "l": 41.765
  },
  "oklch": {
    "l": 0.39758,
    "c": 0.18084,
    "h": 275.5
  },
  "luminance": 0.05534
}

Semantic roles & 50–950 ramp

primary

#3330A5

secondary

#BEC071

accent

#DE4ADA

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3330A5

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

Preview Lab → · Contrast checker → · Palette generator →