#333DC0#333DC0

#333DC0 is a dark, highly saturated blue. Relative luminance 0.078; OKLCH L 44.5% C 0.201 H 271.7°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#333DC0
RGB	rgb(51, 61, 192)
HSL	hsl(236, 58%, 48%)
HSV	hsv(236, 73%, 75%)
CMYK	cmyk(73.4%, 68.2%, 0%, 24.7%)
CIE-LAB	lab(33.66, 40.53, -69.41)
CIE-LCH	lch(33.66, 80.37, 300.28°)
OKLab	oklab(44.47% 0.0058 -0.2008)
OKLCH	oklch(44.47% 0.201 271.7)
XYZ	xyz(12.5452, 7.8458, 50.7122)
Luminance	0.0785 (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

#333DC0 #C0B633

analogous

#3383C0 #333DC0 #7033C0

triadic

#333DC0 #C0333D #3DC033

tetradic

#333DC0 #C03383 #C0B633 #33C070

square

#333DC0 #C03383 #C0B633 #33C070

split-complementary

#333DC0 #C07033 #83C033

monochromatic

#191E5F #262E90 #333DC0 #5C65D4 #8D93E1

Accessibility & contrast

On white

8.17

#333DC0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#333DC0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333DC0

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333DC0	#FFFFFF	#000000	##FFFFFF
##333DC0	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056C4

Deuteranopia (green-blind)

#0048BE

Tritanopia (blue-blind)

#006179

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #333dc0;
/* rgb */ color: rgb(51, 61, 192);
/* oklch */ color: oklch(44.5% 0.201 271.7);

Tailwind

colors: {
  custom: {
    50: '#8073d4',
    500: '#333dc0',
    950: '#000000',
  },
}

SCSS

$custom: #333dc0;
$custom-light: #8073d4;
$custom-dark: #000000;

JSON

{
  "hex": "#333dc0",
  "rgb": {
    "r": 51,
    "g": 61,
    "b": 192
  },
  "hsl": {
    "h": 235.745,
    "s": 58.025,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44471,
    "c": 0.20085,
    "h": 271.7
  },
  "luminance": 0.07847
}

Semantic roles & 50–950 ramp

primary

#333DC0

secondary

#CBC684

accent

#D647E1

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #333DC0

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

Preview Lab → · Contrast checker → · Palette generator →