#3F608F#3F608F

#3F608F is a mid, moderate blue. Relative luminance 0.114; OKLCH L 48.5% C 0.085 H 257.3°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#3F608F
RGB	rgb(63, 96, 143)
HSL	hsl(215, 39%, 40%)
HSV	hsv(215, 56%, 56%)
CMYK	cmyk(55.9%, 32.9%, 0%, 43.9%)
CIE-LAB	lab(40.25, 2.58, -29.57)
CIE-LCH	lch(40.25, 29.69, 274.98°)
OKLab	oklab(48.55% -0.0188 -0.0833)
OKLCH	oklch(48.55% 0.085 257.3)
XYZ	xyz(11.1890, 11.4048, 27.5930)
Luminance	0.1141 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F608F #8F6E3F

analogous

#3F888F #3F608F #463F8F

triadic

#3F608F #8F3F60 #608F3F

tetradic

#3F608F #8F3F88 #8F6E3F #3F8F46

square

#3F608F #8F3F88 #8F6E3F #3F8F46

split-complementary

#3F608F #8F463F #888F3F

monochromatic

#1A273A #2C4365 #3F608F #567DB5 #819EC7

Accessibility & contrast

On white

6.40

#3F608F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#3F608F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F608F

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F608F	#FFFFFF	#000000	##FFFFFF
##3F608F	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D6391

Deuteranopia (green-blind)

#435B8E

Tritanopia (blue-blind)

#0E6A71

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3f608f;
/* rgb */ color: rgb(63, 96, 143);
/* oklch */ color: oklch(48.5% 0.085 257.3);

Tailwind

colors: {
  custom: {
    50: '#7a8cb0',
    500: '#3f608f',
    950: '#000000',
  },
}

SCSS

$custom: #3f608f;
$custom-light: #7a8cb0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f608f",
  "rgb": {
    "r": 63,
    "g": 96,
    "b": 143
  },
  "hsl": {
    "h": 215.25,
    "s": 38.835,
    "l": 40.392
  },
  "oklch": {
    "l": 0.48546,
    "c": 0.08541,
    "h": 257.3
  },
  "luminance": 0.11406
}

Semantic roles & 50–950 ramp

primary

#3F608F

secondary

#B29A78

accent

#9E59CF

background

#F7F8FA

surface

#EEF0F4

border

#C9CBCE

text

#0A0C10

muted

#7C7D7F

Preview Lab

Preview with #3F608F

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

Preview Lab → · Contrast checker → · Palette generator →