#3F6AAA#3F6AAA

#3F6AAA is a mid, moderate blue. Relative luminance 0.143; OKLCH L 52.4% C 0.112 H 258.2°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#3F6AAA
RGB	rgb(63, 106, 170)
HSL	hsl(216, 46%, 46%)
HSV	hsv(216, 63%, 67%)
CMYK	cmyk(62.9%, 37.6%, 0%, 33.3%)
CIE-LAB	lab(44.61, 5.64, -38.75)
CIE-LCH	lch(44.61, 39.16, 278.29°)
OKLab	oklab(52.4% -0.023 -0.11)
OKLCH	oklch(52.4% 0.112 258.2)
XYZ	xyz(14.4571, 14.2658, 40.0141)
Luminance	0.1427 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F6AAA #AA7F3F

analogous

#3F9FAA #3F6AAA #493FAA

triadic

#3F6AAA #AA3F6A #6AAA3F

tetradic

#3F6AAA #AA3F9F #AA7F3F #3FAA49

square

#3F6AAA #AA3F9F #AA7F3F #3FAA49

split-complementary

#3F6AAA #AA493F #9FAA3F

monochromatic

#1E3251 #2E4E7D #3F6AAA #6289C5 #8EABD5

Accessibility & contrast

On white

5.45

#3F6AAA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#3F6AAA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F6AAA

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F6AAA	#FFFFFF	#000000	##FFFFFF
##3F6AAA	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E6FAD

Deuteranopia (green-blind)

#4065A9

Tritanopia (blue-blind)

#007982

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3f6aaa;
/* rgb */ color: rgb(63, 106, 170);
/* oklch */ color: oklch(52.4% 0.112 258.2);

Tailwind

colors: {
  custom: {
    50: '#7e94c3',
    500: '#3f6aaa',
    950: '#000000',
  },
}

SCSS

$custom: #3f6aaa;
$custom-light: #7e94c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f6aaa",
  "rgb": {
    "r": 63,
    "g": 106,
    "b": 170
  },
  "hsl": {
    "h": 215.888,
    "s": 45.923,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52401,
    "c": 0.11238,
    "h": 258.2
  },
  "luminance": 0.14267
}

Semantic roles & 50–950 ramp

primary

#3F6AAA

secondary

#C0A885

accent

#A152D6

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D12

muted

#7C7E81

Preview Lab

Preview with #3F6AAA

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

Preview Lab → · Contrast checker → · Palette generator →