#3F4ADC#3F4ADC

#3F4ADC is a mid, highly saturated blue. Relative luminance 0.111; OKLCH L 49.9% C 0.219 H 272.1°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#3F4ADC
RGB	rgb(63, 74, 220)
HSL	hsl(236, 69%, 55%)
HSV	hsv(236, 71%, 86%)
CMYK	cmyk(71.4%, 66.4%, 0%, 13.7%)
CIE-LAB	lab(39.78, 43.54, -75.55)
CIE-LCH	lch(39.78, 87.20, 299.95°)
OKLab	oklab(49.86% 0.0081 -0.2184)
OKLCH	oklch(49.86% 0.219 272.1)
XYZ	xyz(17.4126, 11.1199, 68.9250)
Luminance	0.1112 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.39

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4ADC #DCD13F

analogous

#3F99DC #3F4ADC #823FDC

triadic

#3F4ADC #DC3F4A #4ADC3F

tetradic

#3F4ADC #DC3F99 #DCD13F #3FDC82

square

#3F4ADC #DC3F99 #DCD13F #3FDC82

split-complementary

#3F4ADC #DC823F #99DC3F

monochromatic

#192188 #222DBC #3F4ADC #737BE5 #A7ACEF

Accessibility & contrast

On white

6.51

#3F4ADC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#3F4ADC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F4ADC

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4ADC	#FFFFFF	#000000	##FFFFFF
##3F4ADC	1.00	6.51	3.22	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065E1

Deuteranopia (green-blind)

#0056D9

Tritanopia (blue-blind)

#00718D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3f4adc;
/* rgb */ color: rgb(63, 74, 220);
/* oklch */ color: oklch(49.9% 0.219 272.1);

Tailwind

colors: {
  custom: {
    50: '#897de8',
    500: '#3f4adc',
    950: '#000000',
  },
}

SCSS

$custom: #3f4adc;
$custom-light: #897de8;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4adc",
  "rgb": {
    "r": 63,
    "g": 74,
    "b": 220
  },
  "hsl": {
    "h": 235.796,
    "s": 69.163,
    "l": 55.49
  },
  "oklch": {
    "l": 0.49865,
    "c": 0.21857,
    "h": 272.1
  },
  "luminance": 0.11122
}

Semantic roles & 50–950 ramp

primary

#3F4ADC

secondary

#DCD89B

accent

#E03CEC

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #3F4ADC

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

Preview Lab → · Contrast checker → · Palette generator →