#3F32AB#3F32AB

#3F32AB is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.5% C 0.184 H 279.6°. Best body text is #FFFFFF at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#3F32AB
RGB	rgb(63, 50, 171)
HSL	hsl(246, 55%, 43%)
HSV	hsv(246, 71%, 67%)
CMYK	cmyk(63.2%, 70.8%, 0%, 32.9%)
CIE-LAB	lab(30.10, 41.49, -62.76)
CIE-LCH	lch(30.10, 75.24, 303.47°)
OKLab	oklab(41.52% 0.0307 -0.181)
OKLCH	oklch(41.52% 0.184 279.6)
XYZ	xyz(10.5388, 6.2774, 39.1765)
Luminance	0.0628 (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

#3F32AB #9EAB32

analogous

#3261AB #3F32AB #7B32AB

triadic

#3F32AB #AB3F32 #32AB3F

tetradic

#3F32AB #AB3261 #9EAB32 #32AB7B

square

#3F32AB #AB3261 #9EAB32 #32AB7B

split-complementary

#3F32AB #AB7B32 #61AB32

monochromatic

#1C164C #2E247C #3F32AB #5C4FCB #887ED9

Accessibility & contrast

On white

9.31

#3F32AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#3F32AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F32AB

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F32AB	#FFFFFF	#000000	##FFFFFF
##3F32AB	1.00	9.31	2.26	9.31
#FFFFFF	9.31	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BAF

Deuteranopia (green-blind)

#0042A9

Tritanopia (blue-blind)

#00536B

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3f32ab;
/* rgb */ color: rgb(63, 50, 171);
/* oklch */ color: oklch(41.5% 0.184 279.6);

Tailwind

colors: {
  custom: {
    50: '#816bc5',
    500: '#3f32ab',
    950: '#000000',
  },
}

SCSS

$custom: #3f32ab;
$custom-light: #816bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f32ab",
  "rgb": {
    "r": 63,
    "g": 50,
    "b": 171
  },
  "hsl": {
    "h": 246.446,
    "s": 54.751,
    "l": 43.333
  },
  "oklch": {
    "l": 0.41522,
    "c": 0.18361,
    "h": 279.6
  },
  "luminance": 0.06278
}

Semantic roles & 50–950 ramp

primary

#3F32AB

secondary

#BAC277

accent

#DE4ACE

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #3F32AB

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

Preview Lab → · Contrast checker → · Palette generator →