#3F358E#3F358E

#3F358E is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.4% C 0.142 H 282.8°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#3F358E
RGB	rgb(63, 53, 142)
HSL	hsl(247, 46%, 38%)
HSV	hsv(247, 63%, 56%)
CMYK	cmyk(55.6%, 62.7%, 0%, 44.3%)
CIE-LAB	lab(28.26, 30.18, -48.12)
CIE-LCH	lch(28.26, 56.81, 302.10°)
OKLab	oklab(39.41% 0.0315 -0.1381)
OKLCH	oklch(39.41% 0.142 282.8)
XYZ	xyz(8.2040, 5.5555, 26.2260)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F358E #848E35

analogous

#35578E #3F358E #6B358E

triadic

#3F358E #8E3F35 #358E3F

tetradic

#3F358E #8E3557 #848E35 #358E6B

square

#3F358E #8E3557 #848E35 #358E6B

split-complementary

#3F358E #8E6B35 #578E35

monochromatic

#171435 #2B2461 #3F358E #5346BA #7D73CB

Accessibility & contrast

On white

9.95

#3F358E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#3F358E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F358E

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F358E	#FFFFFF	#000000	##FFFFFF
##3F358E	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004691

Deuteranopia (green-blind)

#00408C

Tritanopia (blue-blind)

#1C4A5C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3f358e;
/* rgb */ color: rgb(63, 53, 142);
/* oklch */ color: oklch(39.4% 0.142 282.8);

Tailwind

colors: {
  custom: {
    50: '#7c6db0',
    500: '#3f358e',
    950: '#000000',
  },
}

SCSS

$custom: #3f358e;
$custom-light: #7c6db0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f358e",
  "rgb": {
    "r": 63,
    "g": 53,
    "b": 142
  },
  "hsl": {
    "h": 246.742,
    "s": 45.641,
    "l": 38.235
  },
  "oklch": {
    "l": 0.39413,
    "c": 0.14161,
    "h": 282.8
  },
  "luminance": 0.05556
}

Semantic roles & 50–950 ramp

primary

#3F358E

secondary

#ABB36C

accent

#D552C7

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#0A0710

muted

#7C7A7F

Preview Lab

Preview with #3F358E

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

Preview Lab → · Contrast checker → · Palette generator →