#3F85ED#3F85ED

#3F85ED is a light, vivid blue. Relative luminance 0.239; OKLCH L 62.5% C 0.172 H 258.4°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#3F85ED
RGB	rgb(63, 133, 237)
HSL	hsl(216, 83%, 59%)
HSV	hsv(216, 73%, 93%)
CMYK	cmyk(73.4%, 43.9%, 0%, 7.1%)
CIE-LAB	lab(56.03, 12.92, -58.78)
CIE-LCH	lch(56.03, 60.18, 282.39°)
OKLab	oklab(62.48% -0.0346 -0.1683)
OKLCH	oklch(62.48% 0.172 258.4)
XYZ	xyz(25.7179, 23.9434, 83.3705)
Luminance	0.2395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F85ED #EDA73F

analogous

#3FDCED #3F85ED #503FED

triadic

#3F85ED #ED3F85 #85ED3F

tetradic

#3F85ED #ED3FDC #EDA73F #3FED50

square

#3F85ED #ED3FDC #EDA73F #3FED50

split-complementary

#3F85ED #ED503F #DCED3F

monochromatic

#0F4AA2 #1464DA #3F85ED #77A9F2 #AFCCF7

Accessibility & contrast

On white

3.63

#3F85ED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#3F85ED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F85ED

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F85ED	#FFFFFF	#000000	##000000
##3F85ED	1.00	3.63	5.79	5.79
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#508FF1

Deuteranopia (green-blind)

#2E7FEB

Tritanopia (blue-blind)

#009DAD

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3f85ed;
/* rgb */ color: rgb(63, 133, 237);
/* oklch */ color: oklch(62.5% 0.172 258.4);

Tailwind

colors: {
  custom: {
    50: '#8aa7f3',
    500: '#3f85ed',
    950: '#000000',
  },
}

SCSS

$custom: #3f85ed;
$custom-light: #8aa7f3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f85ed",
  "rgb": {
    "r": 63,
    "g": 133,
    "b": 237
  },
  "hsl": {
    "h": 215.862,
    "s": 82.857,
    "l": 58.824
  },
  "oklch": {
    "l": 0.62478,
    "c": 0.17186,
    "h": 258.4
  },
  "luminance": 0.23946
}

Semantic roles & 50–950 ramp

primary

#3F85ED

secondary

#E6CBA2

accent

#A82FF9

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F17

muted

#7E7F85

Preview Lab

Preview with #3F85ED

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

Preview Lab → · Contrast checker → · Palette generator →