#3F23A5#3F23A5

#3F23A5 is a dark, vivid violet. Relative luminance 0.050; OKLCH L 38.9% C 0.192 H 282.8°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#3F23A5
RGB	rgb(63, 35, 165)
HSL	hsl(253, 65%, 39%)
HSV	hsv(253, 79%, 65%)
CMYK	cmyk(61.8%, 78.8%, 0%, 35.3%)
CIE-LAB	lab(26.66, 47.66, -64.81)
CIE-LCH	lch(26.66, 80.45, 306.33°)
OKLab	oklab(38.91% 0.0423 -0.1869)
OKLCH	oklch(38.91% 0.192 282.8)
XYZ	xyz(9.4404, 4.9748, 36.0528)
Luminance	0.0498 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F23A5 #89A523

analogous

#2348A5 #3F23A5 #8023A5

triadic

#3F23A5 #A53F23 #23A53F

tetradic

#3F23A5 #A52348 #89A523 #23A580

square

#3F23A5 #A52348 #89A523 #23A580

split-complementary

#3F23A5 #A58023 #48A523

monochromatic

#180E40 #2C1873 #3F23A5 #5532D3 #7E64DE

Accessibility & contrast

On white

10.53

#3F23A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#3F23A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F23A5

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F23A5	#FFFFFF	#000000	##FFFFFF
##3F23A5	1.00	10.53	2.00	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A9

Deuteranopia (green-blind)

#003BA3

Tritanopia (blue-blind)

#004964

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3f23a5;
/* rgb */ color: rgb(63, 35, 165);
/* oklch */ color: oklch(38.9% 0.192 282.8);

Tailwind

colors: {
  custom: {
    50: '#8162c1',
    500: '#3f23a5',
    950: '#000000',
  },
}

SCSS

$custom: #3f23a5;
$custom-light: #8162c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f23a5",
  "rgb": {
    "r": 63,
    "g": 35,
    "b": 165
  },
  "hsl": {
    "h": 252.923,
    "s": 65,
    "l": 39.216
  },
  "oklch": {
    "l": 0.38914,
    "c": 0.19163,
    "h": 282.8
  },
  "luminance": 0.04975
}

Semantic roles & 50–950 ramp

primary

#3F23A5

secondary

#AEC460

accent

#E840C4

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0512

muted

#7D7A81

Preview Lab

Preview with #3F23A5

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

Preview Lab → · Contrast checker → · Palette generator →