#3F5EA9#3F5EA9

#3F5EA9 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.7% C 0.125 H 265.2°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#3F5EA9
RGB	rgb(63, 94, 169)
HSL	hsl(222, 46%, 45%)
HSV	hsv(222, 63%, 66%)
CMYK	cmyk(62.7%, 44.4%, 0%, 33.7%)
CIE-LAB	lab(41.10, 12.89, -43.75)
CIE-LCH	lch(41.10, 45.61, 286.42°)
OKLab	oklab(49.67% -0.0104 -0.1248)
OKLCH	oklch(49.67% 0.125 265.2)
XYZ	xyz(13.2116, 11.9256, 39.1341)
Luminance	0.1193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F5EA9 #A98A3F

analogous

#3F93A9 #3F5EA9 #553FA9

triadic

#3F5EA9 #A93F5E #5EA93F

tetradic

#3F5EA9 #A93F93 #A98A3F #3FA955

square

#3F5EA9 #A93F93 #A98A3F #3FA955

split-complementary

#3F5EA9 #A9553F #93A93F

monochromatic

#1E2C50 #2E457C #3F5EA9 #617EC4 #8EA2D5

Accessibility & contrast

On white

6.20

#3F5EA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#3F5EA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F5EA9

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F5EA9	#FFFFFF	#000000	##FFFFFF
##3F5EA9	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B66AC

Deuteranopia (green-blind)

#2B5CA7

Tritanopia (blue-blind)

#006F7B

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3f5ea9;
/* rgb */ color: rgb(63, 94, 169);
/* oklch */ color: oklch(49.7% 0.125 265.2);

Tailwind

colors: {
  custom: {
    50: '#7e8bc3',
    500: '#3f5ea9',
    950: '#000000',
  },
}

SCSS

$custom: #3f5ea9;
$custom-light: #7e8bc3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f5ea9",
  "rgb": {
    "r": 63,
    "g": 94,
    "b": 169
  },
  "hsl": {
    "h": 222.453,
    "s": 45.69,
    "l": 45.49
  },
  "oklch": {
    "l": 0.49665,
    "c": 0.12523,
    "h": 265.2
  },
  "luminance": 0.11927
}

Semantic roles & 50–950 ramp

primary

#3F5EA9

secondary

#C0AE84

accent

#AF52D5

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #3F5EA9

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

Preview Lab → · Contrast checker → · Palette generator →