#3B33CE#3B33CE

#3B33CE is a dark, highly saturated blue. Relative luminance 0.078; OKLCH L 44.9% C 0.226 H 274.6°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#3B33CE
RGB	rgb(59, 51, 206)
HSL	hsl(243, 61%, 50%)
HSV	hsv(243, 75%, 81%)
CMYK	cmyk(71.4%, 75.2%, 0%, 19.2%)
CIE-LAB	lab(33.46, 51.64, -77.90)
CIE-LCH	lch(33.46, 93.46, 303.54°)
OKLab	oklab(44.87% 0.0181 -0.2253)
OKLCH	oklch(44.87% 0.226 274.6)
XYZ	xyz(14.1243, 7.7523, 59.1325)
Luminance	0.0775 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.22

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B33CE #C6CE33

analogous

#3378CE #3B33CE #8933CE

triadic

#3B33CE #CE3B33 #33CE3B

tetradic

#3B33CE #CE3378 #C6CE33 #33CE89

square

#3B33CE #CE3378 #C6CE33 #33CE89

split-complementary

#3B33CE #CE8933 #78CE33

monochromatic

#1E1A6D #2C269E #3B33CE #6A64DA #9A96E6

Accessibility & contrast

On white

8.23

#3B33CE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#3B33CE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B33CE

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B33CE	#FFFFFF	#000000	##FFFFFF
##3B33CE	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056D2

Deuteranopia (green-blind)

#0047CB

Tritanopia (blue-blind)

#00617F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3b33ce;
/* rgb */ color: rgb(59, 51, 206);
/* oklch */ color: oklch(44.9% 0.226 274.6);

Tailwind

colors: {
  custom: {
    50: '#876dde',
    500: '#3b33ce',
    950: '#000000',
  },
}

SCSS

$custom: #3b33ce;
$custom-light: #876dde;
$custom-dark: #000000;

JSON

{
  "hex": "#3b33ce",
  "rgb": {
    "r": 59,
    "g": 51,
    "b": 206
  },
  "hsl": {
    "h": 243.097,
    "s": 61.265,
    "l": 50.392
  },
  "oklch": {
    "l": 0.4487,
    "c": 0.22601,
    "h": 274.6
  },
  "luminance": 0.07754
}

Semantic roles & 50–950 ramp

primary

#3B33CE

secondary

#CDD18C

accent

#E443DC

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3B33CE

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

Preview Lab → · Contrast checker → · Palette generator →