#3F2EA3#3F2EA3

#3F2EA3 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.2% C 0.178 H 281.4°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#3F2EA3
RGB	rgb(63, 46, 163)
HSL	hsl(249, 56%, 41%)
HSV	hsv(249, 72%, 64%)
CMYK	cmyk(61.3%, 71.8%, 0%, 36.1%)
CIE-LAB	lab(28.52, 41.23, -60.53)
CIE-LCH	lch(28.52, 73.24, 304.26°)
OKLab	oklab(40.17% 0.0352 -0.1745)
OKLCH	oklch(40.17% 0.178 281.4)
XYZ	xyz(9.6357, 5.6544, 35.2269)
Luminance	0.0566 (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

#3F2EA3 #92A32E

analogous

#2E57A3 #3F2EA3 #792EA3

triadic

#3F2EA3 #A33F2E #2EA33F

tetradic

#3F2EA3 #A32E57 #92A32E #2EA379

square

#3F2EA3 #A32E57 #92A32E #2EA379

split-complementary

#3F2EA3 #A3792E #57A32E

monochromatic

#1A1344 #2D2173 #3F2EA3 #5744CA #8274D8

Accessibility & contrast

On white

9.85

#3F2EA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#3F2EA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2EA3

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2EA3	#FFFFFF	#000000	##FFFFFF
##3F2EA3	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A6

Deuteranopia (green-blind)

#003FA1

Tritanopia (blue-blind)

#004E65

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3f2ea3;
/* rgb */ color: rgb(63, 46, 163);
/* oklch */ color: oklch(40.2% 0.178 281.4);

Tailwind

colors: {
  custom: {
    50: '#8069bf',
    500: '#3f2ea3',
    950: '#000000',
  },
}

SCSS

$custom: #3f2ea3;
$custom-light: #8069bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2ea3",
  "rgb": {
    "r": 63,
    "g": 46,
    "b": 163
  },
  "hsl": {
    "h": 248.718,
    "s": 55.981,
    "l": 40.98
  },
  "oklch": {
    "l": 0.40166,
    "c": 0.178,
    "h": 281.4
  },
  "luminance": 0.05655
}

Semantic roles & 50–950 ramp

primary

#3F2EA3

secondary

#B3BF6D

accent

#DF49C9

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3F2EA3

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

Preview Lab → · Contrast checker → · Palette generator →