#3948DA#3948DA

#3948DA is a mid, highly saturated blue. Relative luminance 0.106; OKLCH L 49.0% C 0.220 H 270.9°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#3948DA
RGB	rgb(57, 72, 218)
HSL	hsl(234, 69%, 54%)
HSV	hsv(234, 74%, 85%)
CMYK	cmyk(73.9%, 67%, 0%, 14.5%)
CIE-LAB	lab(38.84, 43.43, -75.97)
CIE-LCH	lch(38.84, 87.50, 299.75°)
OKLab	oklab(49.04% 0.0033 -0.2198)
OKLCH	oklch(49.04% 0.22 270.9)
XYZ	xyz(16.6553, 10.5648, 67.4775)
Luminance	0.1057 (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

#3948DA #DACB39

analogous

#3999DA #3948DA #7B39DA

triadic

#3948DA #DA3948 #48DA39

tetradic

#3948DA #DA3999 #DACB39 #39DA7B

square

#3948DA #DA3999 #DACB39 #39DA7B

split-complementary

#3948DA #DA7B39 #99DA39

monochromatic

#182281 #222FB4 #3948DA #6D78E4 #A0A7ED

Accessibility & contrast

On white

6.75

#3948DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#3948DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3948DA

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3948DA	#FFFFFF	#000000	##FFFFFF
##3948DA	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063DF

Deuteranopia (green-blind)

#0054D7

Tritanopia (blue-blind)

#00708B

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3948da;
/* rgb */ color: rgb(57, 72, 218);
/* oklch */ color: oklch(49.0% 0.220 270.9);

Tailwind

colors: {
  custom: {
    50: '#877be7',
    500: '#3948da',
    950: '#000000',
  },
}

SCSS

$custom: #3948da;
$custom-light: #877be7;
$custom-dark: #000000;

JSON

{
  "hex": "#3948da",
  "rgb": {
    "r": 57,
    "g": 72,
    "b": 218
  },
  "hsl": {
    "h": 234.41,
    "s": 68.511,
    "l": 53.922
  },
  "oklch": {
    "l": 0.49039,
    "c": 0.2198,
    "h": 270.9
  },
  "luminance": 0.10567
}

Semantic roles & 50–950 ramp

primary

#3948DA

secondary

#DAD395

accent

#DB3CEB

background

#F9F7FE

surface

#F1EEFD

border

#CBC9D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #3948DA

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

Preview Lab → · Contrast checker → · Palette generator →