#333EC7#333EC7

#333EC7 is a mid, highly saturated blue. Relative luminance 0.083; OKLCH L 45.3% C 0.209 H 271.2°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#333EC7
RGB	rgb(51, 62, 199)
HSL	hsl(236, 59%, 49%)
HSV	hsv(236, 74%, 78%)
CMYK	cmyk(74.4%, 68.8%, 0%, 22%)
CIE-LAB	lab(34.54, 42.34, -72.06)
CIE-LCH	lch(34.54, 83.57, 300.44°)
OKLab	oklab(45.31% 0.0045 -0.2085)
OKLCH	oklch(45.31% 0.209 271.2)
XYZ	xyz(13.3932, 8.2712, 54.9124)
Luminance	0.0827 (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

#333EC7 #C7BC33

analogous

#3388C7 #333EC7 #7233C7

triadic

#333EC7 #C7333E #3EC733

tetradic

#333EC7 #C73388 #C7BC33 #33C772

square

#333EC7 #C73388 #C7BC33 #33C772

split-complementary

#333EC7 #C77233 #88C733

monochromatic

#1A2066 #272F96 #333EC7 #616AD6 #9198E3

Accessibility & contrast

On white

7.91

#333EC7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#333EC7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333EC7

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333EC7	#FFFFFF	#000000	##FFFFFF
##333EC7	1.00	7.91	2.65	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CB

Deuteranopia (green-blind)

#004AC4

Tritanopia (blue-blind)

#00647E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #333ec7;
/* rgb */ color: rgb(51, 62, 199);
/* oklch */ color: oklch(45.3% 0.209 271.2);

Tailwind

colors: {
  custom: {
    50: '#8174d9',
    500: '#333ec7',
    950: '#000000',
  },
}

SCSS

$custom: #333ec7;
$custom-light: #8174d9;
$custom-dark: #000000;

JSON

{
  "hex": "#333ec7",
  "rgb": {
    "r": 51,
    "g": 62,
    "b": 199
  },
  "hsl": {
    "h": 235.541,
    "s": 59.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.45309,
    "c": 0.20855,
    "h": 271.2
  },
  "luminance": 0.08273
}

Semantic roles & 50–950 ramp

primary

#333EC7

secondary

#CEC988

accent

#D745E2

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #333EC7

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

Preview Lab → · Contrast checker → · Palette generator →