#333AC0#333AC0

#333AC0 is a dark, highly saturated blue. Relative luminance 0.075; OKLCH L 44.0% C 0.204 H 272.1°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#333AC0
RGB	rgb(51, 58, 192)
HSL	hsl(237, 58%, 48%)
HSV	hsv(237, 73%, 75%)
CMYK	cmyk(73.4%, 69.8%, 0%, 24.7%)
CIE-LAB	lab(32.99, 42.34, -70.50)
CIE-LCH	lch(32.99, 82.24, 300.98°)
OKLab	oklab(43.99% 0.0075 -0.204)
OKLCH	oklch(43.99% 0.204 272.1)
XYZ	xyz(12.3895, 7.5344, 50.6603)
Luminance	0.0754 (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

#333AC0 #C0B933

analogous

#3381C0 #333AC0 #7233C0

triadic

#333AC0 #C0333A #3AC033

tetradic

#333AC0 #C03381 #C0B933 #33C072

square

#333AC0 #C03381 #C0B933 #33C072

split-complementary

#333AC0 #C07233 #81C033

monochromatic

#191D5F #262B90 #333AC0 #5C62D4 #8D91E1

Accessibility & contrast

On white

8.38

#333AC0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#333AC0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333AC0

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333AC0	#FFFFFF	#000000	##FFFFFF
##333AC0	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C4

Deuteranopia (green-blind)

#0047BE

Tritanopia (blue-blind)

#005F79

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #333ac0;
/* rgb */ color: rgb(51, 58, 192);
/* oklch */ color: oklch(44.0% 0.204 272.1);

Tailwind

colors: {
  custom: {
    50: '#8071d4',
    500: '#333ac0',
    950: '#000000',
  },
}

SCSS

$custom: #333ac0;
$custom-light: #8071d4;
$custom-dark: #000000;

JSON

{
  "hex": "#333ac0",
  "rgb": {
    "r": 51,
    "g": 58,
    "b": 192
  },
  "hsl": {
    "h": 237.021,
    "s": 58.025,
    "l": 47.647
  },
  "oklch": {
    "l": 0.4399,
    "c": 0.20411,
    "h": 272.1
  },
  "luminance": 0.07536
}

Semantic roles & 50–950 ramp

primary

#333AC0

secondary

#CBC784

accent

#DA47E1

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #333AC0

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

Preview Lab → · Contrast checker → · Palette generator →