#3F34C7#3F34C7

#3F34C7 is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.6% C 0.216 H 276.4°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#3F34C7
RGB	rgb(63, 52, 199)
HSL	hsl(244, 59%, 49%)
HSV	hsv(244, 74%, 78%)
CMYK	cmyk(68.3%, 73.9%, 0%, 22%)
CIE-LAB	lab(33.21, 49.30, -74.22)
CIE-LCH	lch(33.21, 89.10, 303.59°)
OKLab	oklab(44.55% 0.024 -0.2145)
OKLCH	oklch(44.55% 0.216 276.4)
XYZ	xyz(13.5833, 7.6350, 54.7796)
Luminance	0.0764 (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

#3F34C7 #BCC734

analogous

#3473C7 #3F34C7 #8934C7

triadic

#3F34C7 #C73F34 #34C73F

tetradic

#3F34C7 #C73473 #BCC734 #34C789

square

#3F34C7 #C73473 #BCC734 #34C789

split-complementary

#3F34C7 #C78934 #73C734

monochromatic

#201B66 #302796 #3F34C7 #6B62D6 #9993E3

Accessibility & contrast

On white

8.31

#3F34C7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#3F34C7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F34C7

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F34C7	#FFFFFF	#000000	##FFFFFF
##3F34C7	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054CB

Deuteranopia (green-blind)

#0048C4

Tritanopia (blue-blind)

#005E7B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3f34c7;
/* rgb */ color: rgb(63, 52, 199);
/* oklch */ color: oklch(44.6% 0.216 276.4);

Tailwind

colors: {
  custom: {
    50: '#876ed9',
    500: '#3f34c7',
    950: '#000000',
  },
}

SCSS

$custom: #3f34c7;
$custom-light: #876ed9;
$custom-dark: #000000;

JSON

{
  "hex": "#3f34c7",
  "rgb": {
    "r": 63,
    "g": 52,
    "b": 199
  },
  "hsl": {
    "h": 244.49,
    "s": 58.566,
    "l": 49.216
  },
  "oklch": {
    "l": 0.44552,
    "c": 0.21584,
    "h": 276.4
  },
  "luminance": 0.07636
}

Semantic roles & 50–950 ramp

primary

#3F34C7

secondary

#C9CE89

accent

#E246D6

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3F34C7

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

Preview Lab → · Contrast checker → · Palette generator →