#3333A2#3333A2

#3333A2 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.9% C 0.174 H 275.2°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#3333A2
RGB	rgb(51, 51, 162)
HSL	hsl(240, 52%, 42%)
HSV	hsv(240, 69%, 64%)
CMYK	cmyk(68.5%, 68.5%, 0%, 36.5%)
CIE-LAB	lab(28.59, 36.28, -59.86)
CIE-LCH	lch(28.59, 69.99, 301.22°)
OKLab	oklab(39.95% 0.0156 -0.1729)
OKLCH	oklch(39.95% 0.174 275.2)
XYZ	xyz(9.0685, 5.6793, 34.7937)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3333A2 #A2A233

analogous

#336BA2 #3333A2 #6B33A2

triadic

#3333A2 #A23333 #33A233

tetradic

#3333A2 #A2336B #A2A233 #33A26B

square

#3333A2 #A2336B #A2A233 #33A26B

split-complementary

#3333A2 #A26B33 #6BA233

monochromatic

#161645 #242473 #3333A2 #4C4CC7 #7A7AD5

Accessibility & contrast

On white

9.83

#3333A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#3333A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3333A2

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3333A2	#FFFFFF	#000000	##FFFFFF
##3333A2	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A5

Deuteranopia (green-blind)

#003EA0

Tritanopia (blue-blind)

#005166

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3333a2;
/* rgb */ color: rgb(51, 51, 162);
/* oklch */ color: oklch(39.9% 0.174 275.2);

Tailwind

colors: {
  custom: {
    50: '#7a6bbf',
    500: '#3333a2',
    950: '#000000',
  },
}

SCSS

$custom: #3333a2;
$custom-light: #7a6bbf;
$custom-dark: #000000;

JSON

{
  "hex": "#3333a2",
  "rgb": {
    "r": 51,
    "g": 51,
    "b": 162
  },
  "hsl": {
    "h": 240,
    "s": 52.113,
    "l": 41.765
  },
  "oklch": {
    "l": 0.39948,
    "c": 0.17357,
    "h": 275.2
  },
  "luminance": 0.0568
}

Semantic roles & 50–950 ramp

primary

#3333A2

secondary

#BEBE73

accent

#DC4CDC

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #3333A2

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

Preview Lab → · Contrast checker → · Palette generator →