#3F3BCA#3F3BCA

#3F3BCA is a mid, highly saturated blue. Relative luminance 0.084; OKLCH L 45.8% C 0.212 H 275.2°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#3F3BCA
RGB	rgb(63, 59, 202)
HSL	hsl(242, 57%, 51%)
HSV	hsv(242, 71%, 79%)
CMYK	cmyk(68.8%, 70.8%, 0%, 20.8%)
CIE-LAB	lab(34.90, 46.36, -73.19)
CIE-LCH	lch(34.90, 86.64, 302.35°)
OKLab	oklab(45.84% 0.0194 -0.2115)
OKLCH	oklch(45.84% 0.212 275.2)
XYZ	xyz(14.2710, 8.4476, 56.7441)
Luminance	0.0845 (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

#3F3BCA #C6CA3B

analogous

#3B7ECA #3F3BCA #863BCA

triadic

#3F3BCA #CA3F3B #3BCA3F

tetradic

#3F3BCA #CA3B7E #C6CA3B #3BCA86

square

#3F3BCA #CA3B7E #C6CA3B #3BCA86

split-complementary

#3F3BCA #CA863B #7ECA3B

monochromatic

#201E6D #2E2B9D #3F3BCA #6E6BD7 #9D9BE4

Accessibility & contrast

On white

7.81

#3F3BCA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3F3BCA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3BCA

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3BCA	#FFFFFF	#000000	##FFFFFF
##3F3BCA	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CE

Deuteranopia (green-blind)

#004CC7

Tritanopia (blue-blind)

#00637E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3f3bca;
/* rgb */ color: rgb(63, 59, 202);
/* oklch */ color: oklch(45.8% 0.212 275.2);

Tailwind

colors: {
  custom: {
    50: '#8772db',
    500: '#3f3bca',
    950: '#000000',
  },
}

SCSS

$custom: #3f3bca;
$custom-light: #8772db;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3bca",
  "rgb": {
    "r": 63,
    "g": 59,
    "b": 202
  },
  "hsl": {
    "h": 241.678,
    "s": 57.43,
    "l": 51.176
  },
  "oklch": {
    "l": 0.45841,
    "c": 0.21242,
    "h": 275.2
  },
  "luminance": 0.08449
}

Semantic roles & 50–950 ramp

primary

#3F3BCA

secondary

#CED091

accent

#E147DC

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3F3BCA

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

Preview Lab → · Contrast checker → · Palette generator →