#3F319F#3F319F

#3F319F is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.2% C 0.169 H 281.4°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#3F319F
RGB	rgb(63, 49, 159)
HSL	hsl(248, 53%, 41%)
HSV	hsv(248, 69%, 62%)
CMYK	cmyk(60.4%, 69.2%, 0%, 37.6%)
CIE-LAB	lab(28.79, 38.21, -57.68)
CIE-LCH	lch(28.79, 69.18, 303.52°)
OKLab	oklab(40.24% 0.0334 -0.1661)
OKLCH	oklch(40.24% 0.169 281.4)
XYZ	xyz(9.4043, 5.7559, 33.4096)
Luminance	0.0576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.70

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F319F #919F31

analogous

#315A9F #3F319F #76319F

triadic

#3F319F #9F3F31 #319F3F

tetradic

#3F319F #9F315A #919F31 #319F76

square

#3F319F #9F315A #919F31 #319F76

split-complementary

#3F319F #9F7631 #5A9F31

monochromatic

#1A1441 #2C2370 #3F319F #5747C6 #8276D5

Accessibility & contrast

On white

9.76

#3F319F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#3F319F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F319F

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F319F	#FFFFFF	#000000	##FFFFFF
##3F319F	1.00	9.76	2.15	9.76
#FFFFFF	9.76	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A2

Deuteranopia (green-blind)

#00409D

Tritanopia (blue-blind)

#004E64

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3f319f;
/* rgb */ color: rgb(63, 49, 159);
/* oklch */ color: oklch(40.2% 0.169 281.4);

Tailwind

colors: {
  custom: {
    50: '#7f6abc',
    500: '#3f319f',
    950: '#000000',
  },
}

SCSS

$custom: #3f319f;
$custom-light: #7f6abc;
$custom-dark: #000000;

JSON

{
  "hex": "#3f319f",
  "rgb": {
    "r": 63,
    "g": 49,
    "b": 159
  },
  "hsl": {
    "h": 247.636,
    "s": 52.885,
    "l": 40.784
  },
  "oklch": {
    "l": 0.40243,
    "c": 0.16945,
    "h": 281.4
  },
  "luminance": 0.05757
}

Semantic roles & 50–950 ramp

primary

#3F319F

secondary

#B3BD6F

accent

#DC4CCA

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3F319F

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

Preview Lab → · Contrast checker → · Palette generator →