#3F3DA2#3F3DA2

#3F3DA2 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.5% C 0.159 H 278.1°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#3F3DA2
RGB	rgb(63, 61, 162)
HSL	hsl(241, 45%, 44%)
HSV	hsv(241, 62%, 64%)
CMYK	cmyk(61.1%, 62.3%, 0%, 36.5%)
CIE-LAB	lab(31.81, 31.82, -54.55)
CIE-LCH	lch(31.81, 63.15, 300.25°)
OKLab	oklab(42.52% 0.0224 -0.1569)
OKLCH	oklch(42.52% 0.159 278.1)
XYZ	xyz(10.2381, 7.0021, 34.9874)
Luminance	0.0700 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.08

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F3DA2 #A0A23D

analogous

#3D6DA2 #3F3DA2 #713DA2

triadic

#3F3DA2 #A23F3D #3DA23F

tetradic

#3F3DA2 #A23D6D #A0A23D #3DA271

square

#3F3DA2 #A23D6D #A0A23D #3DA271

split-complementary

#3F3DA2 #A2713D #6DA23D

monochromatic

#1C1C49 #2E2C76 #3F3DA2 #5D5BC1 #8987D2

Accessibility & contrast

On white

8.75

#3F3DA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#3F3DA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3DA2

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3DA2	#FFFFFF	#000000	##FFFFFF
##3F3DA2	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA5

Deuteranopia (green-blind)

#0047A0

Tritanopia (blue-blind)

#005669

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3f3da2;
/* rgb */ color: rgb(63, 61, 162);
/* oklch */ color: oklch(42.5% 0.159 278.1);

Tailwind

colors: {
  custom: {
    50: '#7f73be',
    500: '#3f3da2',
    950: '#000000',
  },
}

SCSS

$custom: #3f3da2;
$custom-light: #7f73be;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3da2",
  "rgb": {
    "r": 63,
    "g": 61,
    "b": 162
  },
  "hsl": {
    "h": 241.188,
    "s": 45.291,
    "l": 43.725
  },
  "oklch": {
    "l": 0.4252,
    "c": 0.15851,
    "h": 278.1
  },
  "luminance": 0.07003
}

Semantic roles & 50–950 ramp

primary

#3F3DA2

secondary

#BBBC7E

accent

#D553D2

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #3F3DA2

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

Preview Lab → · Contrast checker → · Palette generator →