#3F68AD#3F68AD

#3F68AD is a mid, moderate blue. Relative luminance 0.140; OKLCH L 52.1% C 0.119 H 260.2°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#3F68AD
RGB	rgb(63, 104, 173)
HSL	hsl(218, 47%, 46%)
HSV	hsv(218, 64%, 68%)
CMYK	cmyk(63.6%, 39.9%, 0%, 32.2%)
CIE-LAB	lab(44.19, 7.95, -41.18)
CIE-LCH	lch(44.19, 41.94, 280.93°)
OKLab	oklab(52.13% -0.0202 -0.1171)
OKLCH	oklch(52.13% 0.119 260.2)
XYZ	xyz(14.5404, 13.9732, 41.4579)
Luminance	0.1398 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F68AD #AD843F

analogous

#3F9FAD #3F68AD #4D3FAD

triadic

#3F68AD #AD3F68 #68AD3F

tetradic

#3F68AD #AD3F9F #AD843F #3FAD4D

square

#3F68AD #AD3F9F #AD843F #3FAD4D

split-complementary

#3F68AD #AD4D3F #9FAD3F

monochromatic

#1E3253 #2F4D80 #3F68AD #6388C6 #90AAD7

Accessibility & contrast

On white

5.53

#3F68AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#3F68AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F68AD

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F68AD	#FFFFFF	#000000	##FFFFFF
##3F68AD	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A6EB0

Deuteranopia (green-blind)

#3A64AC

Tritanopia (blue-blind)

#007882

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3f68ad;
/* rgb */ color: rgb(63, 104, 173);
/* oklch */ color: oklch(52.1% 0.119 260.2);

Tailwind

colors: {
  custom: {
    50: '#7f92c6',
    500: '#3f68ad',
    950: '#000000',
  },
}

SCSS

$custom: #3f68ad;
$custom-light: #7f92c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3f68ad",
  "rgb": {
    "r": 63,
    "g": 104,
    "b": 173
  },
  "hsl": {
    "h": 217.636,
    "s": 46.61,
    "l": 46.275
  },
  "oklch": {
    "l": 0.5213,
    "c": 0.11883,
    "h": 260.2
  },
  "luminance": 0.13975
}

Semantic roles & 50–950 ramp

primary

#3F68AD

secondary

#C2AB86

accent

#A552D6

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0D13

muted

#7C7D82

Preview Lab

Preview with #3F68AD

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

Preview Lab → · Contrast checker → · Palette generator →