#3F34C4#3F34C4

#3F34C4 is a dark, highly saturated blue. Relative luminance 0.075; OKLCH L 44.3% C 0.212 H 276.7°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#3F34C4
RGB	rgb(63, 52, 196)
HSL	hsl(245, 58%, 49%)
HSV	hsv(245, 73%, 77%)
CMYK	cmyk(67.9%, 73.5%, 0%, 23.1%)
CIE-LAB	lab(32.91, 48.35, -72.96)
CIE-LCH	lch(32.91, 87.52, 303.53°)
OKLab	oklab(44.25% 0.0246 -0.2108)
OKLCH	oklch(44.25% 0.212 276.7)
XYZ	xyz(13.2384, 7.4971, 52.9633)
Luminance	0.0750 (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

#3F34C4 #B9C434

analogous

#3471C4 #3F34C4 #8734C4

triadic

#3F34C4 #C43F34 #34C43F

tetradic

#3F34C4 #C43471 #B9C434 #34C487

square

#3F34C4 #C43471 #B9C434 #34C487

split-complementary

#3F34C4 #C48734 #71C434

monochromatic

#201A63 #2F2794 #3F34C4 #6960D5 #9791E2

Accessibility & contrast

On white

8.40

#3F34C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#3F34C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F34C4

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F34C4	#FFFFFF	#000000	##FFFFFF
##3F34C4	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053C8

Deuteranopia (green-blind)

#0047C1

Tritanopia (blue-blind)

#005D79

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3f34c4;
/* rgb */ color: rgb(63, 52, 196);
/* oklch */ color: oklch(44.3% 0.212 276.7);

Tailwind

colors: {
  custom: {
    50: '#866ed7',
    500: '#3f34c4',
    950: '#000000',
  },
}

SCSS

$custom: #3f34c4;
$custom-light: #866ed7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f34c4",
  "rgb": {
    "r": 63,
    "g": 52,
    "b": 196
  },
  "hsl": {
    "h": 244.583,
    "s": 58.065,
    "l": 48.627
  },
  "oklch": {
    "l": 0.44251,
    "c": 0.21224,
    "h": 276.7
  },
  "luminance": 0.07498
}

Semantic roles & 50–950 ramp

primary

#3F34C4

secondary

#C7CC87

accent

#E147D5

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3F34C4

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

Preview Lab → · Contrast checker → · Palette generator →