#3F5AD4#3F5AD4

#3F5AD4 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 52.0% C 0.190 H 269.2°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#3F5AD4
RGB	rgb(63, 90, 212)
HSL	hsl(229, 63%, 54%)
HSV	hsv(229, 70%, 83%)
CMYK	cmyk(70.3%, 57.5%, 0%, 16.9%)
CIE-LAB	lab(42.94, 30.84, -65.80)
CIE-LCH	lch(42.94, 72.67, 295.11°)
OKLab	oklab(51.99% -0.0026 -0.1897)
OKLCH	oklch(51.99% 0.19 269.2)
XYZ	xyz(17.5856, 13.1208, 63.8804)
Luminance	0.1312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F5AD4 #D4B93F

analogous

#3FA4D4 #3F5AD4 #6F3FD4

triadic

#3F5AD4 #D43F5A #5AD43F

tetradic

#3F5AD4 #D43FA4 #D4B93F #3FD46F

square

#3F5AD4 #D43FA4 #D4B93F #3FD46F

split-complementary

#3F5AD4 #D46F3F #A4D43F

monochromatic

#1C2D7D #2740AF #3F5AD4 #7185DF #A3B0EA

Accessibility & contrast

On white

5.79

#3F5AD4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#3F5AD4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F5AD4

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F5AD4	#FFFFFF	#000000	##FFFFFF
##3F5AD4	1.00	5.79	3.62	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD8

Deuteranopia (green-blind)

#005FD2

Tritanopia (blue-blind)

#00788E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3f5ad4;
/* rgb */ color: rgb(63, 90, 212);
/* oklch */ color: oklch(52.0% 0.190 269.2);

Tailwind

colors: {
  custom: {
    50: '#8788e2',
    500: '#3f5ad4',
    950: '#000000',
  },
}

SCSS

$custom: #3f5ad4;
$custom-light: #8788e2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f5ad4",
  "rgb": {
    "r": 63,
    "g": 90,
    "b": 212
  },
  "hsl": {
    "h": 229.128,
    "s": 63.404,
    "l": 53.922
  },
  "oklch": {
    "l": 0.51993,
    "c": 0.18971,
    "h": 269.2
  },
  "luminance": 0.13123
}

Semantic roles & 50–950 ramp

primary

#3F5AD4

secondary

#D7CC98

accent

#C941E6

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B15

muted

#7E7C84

Preview Lab

Preview with #3F5AD4

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

Preview Lab → · Contrast checker → · Palette generator →