#3F6ADC#3F6ADC

#3F6ADC is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.7% C 0.181 H 265.3°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#3F6ADC
RGB	rgb(63, 106, 220)
HSL	hsl(224, 69%, 55%)
HSV	hsv(224, 71%, 86%)
CMYK	cmyk(71.4%, 51.8%, 0%, 13.7%)
CIE-LAB	lab(47.66, 23.57, -62.71)
CIE-LCH	lch(47.66, 66.99, 290.60°)
OKLab	oklab(55.73% -0.0147 -0.1804)
OKLCH	oklch(55.73% 0.181 265.3)
XYZ	xyz(20.1177, 16.5300, 69.8266)
Luminance	0.1653 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F6ADC #DCB13F

analogous

#3FB8DC #3F6ADC #623FDC

triadic

#3F6ADC #DC3F6A #6ADC3F

tetradic

#3F6ADC #DC3FB8 #DCB13F #3FDC62

square

#3F6ADC #DC3FB8 #DCB13F #3FDC62

split-complementary

#3F6ADC #DC623F #B8DC3F

monochromatic

#193788 #224CBC #3F6ADC #7392E5 #A7BAEF

Accessibility & contrast

On white

4.88

#3F6ADC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#3F6ADC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F6ADC

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F6ADC	#FFFFFF	#000000	##FFFFFF
##3F6ADC	1.00	4.88	4.31	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E79E0

Deuteranopia (green-blind)

#006ADA

Tritanopia (blue-blind)

#008599

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3f6adc;
/* rgb */ color: rgb(63, 106, 220);
/* oklch */ color: oklch(55.7% 0.181 265.3);

Tailwind

colors: {
  custom: {
    50: '#8794e8',
    500: '#3f6adc',
    950: '#000000',
  },
}

SCSS

$custom: #3f6adc;
$custom-light: #8794e8;
$custom-dark: #000000;

JSON

{
  "hex": "#3f6adc",
  "rgb": {
    "r": 63,
    "g": 106,
    "b": 220
  },
  "hsl": {
    "h": 223.567,
    "s": 69.163,
    "l": 55.49
  },
  "oklch": {
    "l": 0.55725,
    "c": 0.18097,
    "h": 265.3
  },
  "luminance": 0.16532
}

Semantic roles & 50–950 ramp

primary

#3F6ADC

secondary

#DCCA9B

accent

#BC3CEC

background

#F9F9FE

surface

#F1F1FD

border

#CBCBD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #3F6ADC

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

Preview Lab → · Contrast checker → · Palette generator →