#3943D6#3943D6

#3943D6 is a mid, highly saturated blue. Relative luminance 0.097; OKLCH L 47.9% C 0.220 H 271.7°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#3943D6
RGB	rgb(57, 67, 214)
HSL	hsl(236, 66%, 53%)
HSV	hsv(236, 73%, 84%)
CMYK	cmyk(73.4%, 68.7%, 0%, 16.1%)
CIE-LAB	lab(37.37, 45.05, -76.09)
CIE-LCH	lch(37.37, 88.43, 300.63°)
OKLab	oklab(47.86% 0.0065 -0.2201)
OKLCH	oklch(47.86% 0.22 271.7)
XYZ	xyz(15.8280, 9.7376, 64.6507)
Luminance	0.0974 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3943D6 #D6CC39

analogous

#3992D6 #3943D6 #7D39D6

triadic

#3943D6 #D63943 #43D639

tetradic

#3943D6 #D63992 #D6CC39 #39D67D

square

#3943D6 #D63992 #D6CC39 #39D67D

split-complementary

#3943D6 #D67D39 #92D639

monochromatic

#19207B #242DAE #3943D6 #6C73E0 #9EA3EB

Accessibility & contrast

On white

7.12

#3943D6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#3943D6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3943D6

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3943D6	#FFFFFF	#000000	##FFFFFF
##3943D6	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FDA

Deuteranopia (green-blind)

#0050D3

Tritanopia (blue-blind)

#006B87

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #3943d6;
/* rgb */ color: rgb(57, 67, 214);
/* oklch */ color: oklch(47.9% 0.220 271.7);

Tailwind

colors: {
  custom: {
    50: '#8678e4',
    500: '#3943d6',
    950: '#000000',
  },
}

SCSS

$custom: #3943d6;
$custom-light: #8678e4;
$custom-dark: #000000;

JSON

{
  "hex": "#3943d6",
  "rgb": {
    "r": 57,
    "g": 67,
    "b": 214
  },
  "hsl": {
    "h": 236.178,
    "s": 65.69,
    "l": 53.137
  },
  "oklch": {
    "l": 0.47862,
    "c": 0.22022,
    "h": 271.7
  },
  "luminance": 0.09739
}

Semantic roles & 50–950 ramp

primary

#3943D6

secondary

#D7D394

accent

#DE3FE9

background

#F9F7FE

surface

#F1EDFC

border

#CBC8D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #3943D6

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

Preview Lab → · Contrast checker → · Palette generator →