#333EC1#333EC1

#333EC1 is a dark, highly saturated blue. Relative luminance 0.080; OKLCH L 44.7% C 0.201 H 271.5°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#333EC1
RGB	rgb(51, 62, 193)
HSL	hsl(235, 58%, 48%)
HSV	hsv(235, 74%, 76%)
CMYK	cmyk(73.6%, 67.9%, 0%, 24.3%)
CIE-LAB	lab(33.98, 40.26, -69.47)
CIE-LCH	lch(33.98, 80.29, 300.09°)
OKLab	oklab(44.73% 0.0052 -0.2009)
OKLCH	oklch(44.73% 0.201 271.5)
XYZ	xyz(12.7102, 7.9980, 51.3156)
Luminance	0.0800 (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

#333EC1 #C1B633

analogous

#3385C1 #333EC1 #6F33C1

triadic

#333EC1 #C1333E #3EC133

tetradic

#333EC1 #C13385 #C1B633 #33C16F

square

#333EC1 #C13385 #C1B633 #33C16F

split-complementary

#333EC1 #C16F33 #85C133

monochromatic

#191F60 #262E91 #333EC1 #5D66D4 #8D94E1

Accessibility & contrast

On white

8.08

#333EC1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#333EC1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333EC1

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333EC1	#FFFFFF	#000000	##FFFFFF
##333EC1	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C5

Deuteranopia (green-blind)

#0049BF

Tritanopia (blue-blind)

#00627A

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #333ec1;
/* rgb */ color: rgb(51, 62, 193);
/* oklch */ color: oklch(44.7% 0.201 271.5);

Tailwind

colors: {
  custom: {
    50: '#8074d5',
    500: '#333ec1',
    950: '#000000',
  },
}

SCSS

$custom: #333ec1;
$custom-light: #8074d5;
$custom-dark: #000000;

JSON

{
  "hex": "#333ec1",
  "rgb": {
    "r": 51,
    "g": 62,
    "b": 193
  },
  "hsl": {
    "h": 235.352,
    "s": 58.197,
    "l": 47.843
  },
  "oklch": {
    "l": 0.44731,
    "c": 0.20102,
    "h": 271.5
  },
  "luminance": 0.07999
}

Semantic roles & 50–950 ramp

primary

#333EC1

secondary

#CBC684

accent

#D546E1

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #333EC1

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

Preview Lab → · Contrast checker → · Palette generator →