#3F2FA2#3F2FA2

#3F2FA2 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.2% C 0.176 H 281.3°. Best body text is #FFFFFF at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#3F2FA2
RGB	rgb(63, 47, 162)
HSL	hsl(248, 55%, 41%)
HSV	hsv(248, 71%, 64%)
CMYK	cmyk(61.1%, 71%, 0%, 36.5%)
CIE-LAB	lab(28.64, 40.34, -59.74)
CIE-LCH	lch(28.64, 72.09, 304.03°)
OKLab	oklab(40.22% 0.0346 -0.1722)
OKLCH	oklch(40.22% 0.176 281.3)
XYZ	xyz(9.5860, 5.6978, 34.7700)
Luminance	0.0570 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.53

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2FA2 #92A22F

analogous

#2F58A2 #3F2FA2 #782FA2

triadic

#3F2FA2 #A23F2F #2FA23F

tetradic

#3F2FA2 #A22F58 #92A22F #2FA278

square

#3F2FA2 #A22F58 #92A22F #2FA278

split-complementary

#3F2FA2 #A2782F #58A22F

monochromatic

#1A1343 #2D2173 #3F2FA2 #5745C9 #8275D7

Accessibility & contrast

On white

9.81

#3F2FA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#3F2FA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2FA2

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2FA2	#FFFFFF	#000000	##FFFFFF
##3F2FA2	1.00	9.81	2.14	9.81
#FFFFFF	9.81	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A5

Deuteranopia (green-blind)

#003FA0

Tritanopia (blue-blind)

#004E65

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3f2fa2;
/* rgb */ color: rgb(63, 47, 162);
/* oklch */ color: oklch(40.2% 0.176 281.3);

Tailwind

colors: {
  custom: {
    50: '#8069bf',
    500: '#3f2fa2',
    950: '#000000',
  },
}

SCSS

$custom: #3f2fa2;
$custom-light: #8069bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2fa2",
  "rgb": {
    "r": 63,
    "g": 47,
    "b": 162
  },
  "hsl": {
    "h": 248.348,
    "s": 55.024,
    "l": 40.98
  },
  "oklch": {
    "l": 0.40219,
    "c": 0.17561,
    "h": 281.3
  },
  "luminance": 0.05698
}

Semantic roles & 50–950 ramp

primary

#3F2FA2

secondary

#B3BF6E

accent

#DE49CA

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3F2FA2

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

Preview Lab → · Contrast checker → · Palette generator →