#333EBC#333EBC

#333EBC is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.3% C 0.195 H 271.7°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#333EBC
RGB	rgb(51, 62, 188)
HSL	hsl(235, 57%, 47%)
HSV	hsv(235, 73%, 74%)
CMYK	cmyk(72.9%, 67%, 0%, 26.3%)
CIE-LAB	lab(33.52, 38.52, -67.29)
CIE-LCH	lch(33.52, 77.53, 299.79°)
OKLab	oklab(44.26% 0.0056 -0.1946)
OKLCH	oklch(44.26% 0.195 271.7)
XYZ	xyz(12.1619, 7.7787, 48.4277)
Luminance	0.0778 (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

#333EBC #BCB133

analogous

#3383BC #333EBC #6C33BC

triadic

#333EBC #BC333E #3EBC33

tetradic

#333EBC #BC3383 #BCB133 #33BC6C

square

#333EBC #BC3383 #BCB133 #33BC6C

split-complementary

#333EBC #BC6C33 #83BC33

monochromatic

#191E5C #262E8C #333EBC #5A64D2 #8A91DF

Accessibility & contrast

On white

8.22

#333EBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#333EBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333EBC

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333EBC	#FFFFFF	#000000	##FFFFFF
##333EBC	1.00	8.22	2.56	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C0

Deuteranopia (green-blind)

#0048BA

Tritanopia (blue-blind)

#006078

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #333ebc;
/* rgb */ color: rgb(51, 62, 188);
/* oklch */ color: oklch(44.3% 0.195 271.7);

Tailwind

colors: {
  custom: {
    50: '#7f73d1',
    500: '#333ebc',
    950: '#000000',
  },
}

SCSS

$custom: #333ebc;
$custom-light: #7f73d1;
$custom-dark: #000000;

JSON

{
  "hex": "#333ebc",
  "rgb": {
    "r": 51,
    "g": 62,
    "b": 188
  },
  "hsl": {
    "h": 235.182,
    "s": 57.322,
    "l": 46.863
  },
  "oklch": {
    "l": 0.44255,
    "c": 0.19465,
    "h": 271.7
  },
  "luminance": 0.0778
}

Semantic roles & 50–950 ramp

primary

#333EBC

secondary

#C9C481

accent

#D447E1

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #333EBC

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

Preview Lab → · Contrast checker → · Palette generator →