#3948D4#3948D4

#3948D4 is a mid, highly saturated blue. Relative luminance 0.103; OKLCH L 48.5% C 0.212 H 271.0°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#3948D4
RGB	rgb(57, 72, 212)
HSL	hsl(234, 64%, 53%)
HSV	hsv(234, 73%, 83%)
CMYK	cmyk(73.1%, 66%, 0%, 16.9%)
CIE-LAB	lab(38.30, 41.36, -73.41)
CIE-LCH	lch(38.30, 84.26, 299.40°)
OKLab	oklab(48.48% 0.0038 -0.2123)
OKLCH	oklch(48.48% 0.212 271)
XYZ	xyz(15.8843, 10.2564, 63.4171)
Luminance	0.1026 (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

#3948D4 #D4C539

analogous

#3995D4 #3948D4 #7839D4

triadic

#3948D4 #D43948 #48D439

tetradic

#3948D4 #D43995 #D4C539 #39D478

square

#3948D4 #D43995 #D4C539 #39D478

split-complementary

#3948D4 #D47839 #95D439

monochromatic

#1A2378 #2532AB #3948D4 #6B76DF #9EA5EA

Accessibility & contrast

On white

6.88

#3948D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#3948D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3948D4

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3948D4	#FFFFFF	#000000	##FFFFFF
##3948D4	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062D8

Deuteranopia (green-blind)

#0053D1

Tritanopia (blue-blind)

#006D88

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3948d4;
/* rgb */ color: rgb(57, 72, 212);
/* oklch */ color: oklch(48.5% 0.212 271.0);

Tailwind

colors: {
  custom: {
    50: '#867be2',
    500: '#3948d4',
    950: '#000000',
  },
}

SCSS

$custom: #3948d4;
$custom-light: #867be2;
$custom-dark: #000000;

JSON

{
  "hex": "#3948d4",
  "rgb": {
    "r": 57,
    "g": 72,
    "b": 212
  },
  "hsl": {
    "h": 234.194,
    "s": 64.315,
    "l": 52.745
  },
  "oklch": {
    "l": 0.48483,
    "c": 0.21231,
    "h": 271
  },
  "luminance": 0.10258
}

Semantic roles & 50–950 ramp

primary

#3948D4

secondary

#D6CF93

accent

#D740E7

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #3948D4

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

Preview Lab → · Contrast checker → · Palette generator →