#3F29A5#3F29A5

#3F29A5 is a dark, vivid violet. Relative luminance 0.054; OKLCH L 39.7% C 0.186 H 281.9°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#3F29A5
RGB	rgb(63, 41, 165)
HSL	hsl(251, 60%, 40%)
HSV	hsv(251, 75%, 65%)
CMYK	cmyk(61.8%, 75.2%, 0%, 35.3%)
CIE-LAB	lab(27.73, 44.61, -63.04)
CIE-LCH	lch(27.73, 77.23, 305.28°)
OKLab	oklab(39.66% 0.0384 -0.1818)
OKLCH	oklch(39.66% 0.186 281.9)
XYZ	xyz(9.6322, 5.3586, 36.1167)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F29A5 #8FA529

analogous

#2951A5 #3F29A5 #7D29A5

triadic

#3F29A5 #A53F29 #29A53F

tetradic

#3F29A5 #A52951 #8FA529 #29A57D

square

#3F29A5 #A52951 #8FA529 #29A57D

split-complementary

#3F29A5 #A57D29 #51A529

monochromatic

#1A1143 #2C1D74 #3F29A5 #563DCF #816EDB

Accessibility & contrast

On white

10.14

#3F29A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#3F29A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F29A5

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F29A5	#FFFFFF	#000000	##FFFFFF
##3F29A5	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A9

Deuteranopia (green-blind)

#003DA3

Tritanopia (blue-blind)

#004C65

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3f29a5;
/* rgb */ color: rgb(63, 41, 165);
/* oklch */ color: oklch(39.7% 0.186 281.9);

Tailwind

colors: {
  custom: {
    50: '#8166c1',
    500: '#3f29a5',
    950: '#000000',
  },
}

SCSS

$custom: #3f29a5;
$custom-light: #8166c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f29a5",
  "rgb": {
    "r": 63,
    "g": 41,
    "b": 165
  },
  "hsl": {
    "h": 250.645,
    "s": 60.194,
    "l": 40.392
  },
  "oklch": {
    "l": 0.39664,
    "c": 0.18581,
    "h": 281.9
  },
  "luminance": 0.05359
}

Semantic roles & 50–950 ramp

primary

#3F29A5

secondary

#B2C268

accent

#E344C7

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0612

muted

#7D7A81

Preview Lab

Preview with #3F29A5

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

Preview Lab → · Contrast checker → · Palette generator →