#3B33BF#3B33BF

#3B33BF is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.3% C 0.208 H 275.8°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#3B33BF
RGB	rgb(59, 51, 191)
HSL	hsl(243, 58%, 47%)
HSV	hsv(243, 73%, 75%)
CMYK	cmyk(69.1%, 73.3%, 0%, 25.1%)
CIE-LAB	lab(31.94, 46.88, -71.64)
CIE-LCH	lch(31.94, 85.61, 303.20°)
OKLab	oklab(43.34% 0.021 -0.2071)
OKLCH	oklch(43.34% 0.208 275.8)
XYZ	xyz(12.3883, 7.0579, 49.9896)
Luminance	0.0706 (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

#3B33BF #B7BF33

analogous

#3371BF #3B33BF #8133BF

triadic

#3B33BF #BF3B33 #33BF3B

tetradic

#3B33BF #BF3371 #B7BF33 #33BF81

square

#3B33BF #BF3371 #B7BF33 #33BF81

split-complementary

#3B33BF #BF8133 #71BF33

monochromatic

#1D195E #2C268F #3B33BF #635CD3 #918CE0

Accessibility & contrast

On white

8.71

#3B33BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#3B33BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B33BF

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B33BF	#FFFFFF	#000000	##FFFFFF
##3B33BF	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051C3

Deuteranopia (green-blind)

#0045BC

Tritanopia (blue-blind)

#005B76

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3b33bf;
/* rgb */ color: rgb(59, 51, 191);
/* oklch */ color: oklch(43.3% 0.208 275.8);

Tailwind

colors: {
  custom: {
    50: '#846dd4',
    500: '#3b33bf',
    950: '#000000',
  },
}

SCSS

$custom: #3b33bf;
$custom-light: #846dd4;
$custom-dark: #000000;

JSON

{
  "hex": "#3b33bf",
  "rgb": {
    "r": 59,
    "g": 51,
    "b": 191
  },
  "hsl": {
    "h": 243.429,
    "s": 57.851,
    "l": 47.451
  },
  "oklch": {
    "l": 0.43338,
    "c": 0.20813,
    "h": 275.8
  },
  "luminance": 0.07059
}

Semantic roles & 50–950 ramp

primary

#3B33BF

secondary

#C6CB83

accent

#E147D8

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3B33BF

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

Preview Lab → · Contrast checker → · Palette generator →