#3952C7#3952C7

#3952C7 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 49.1% C 0.184 H 269.2°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#3952C7
RGB	rgb(57, 82, 199)
HSL	hsl(229, 56%, 50%)
HSV	hsv(229, 71%, 78%)
CMYK	cmyk(71.4%, 58.8%, 0%, 22%)
CIE-LAB	lab(39.62, 30.50, -63.72)
CIE-LCH	lch(39.62, 70.64, 295.58°)
OKLab	oklab(49.12% -0.0024 -0.1838)
OKLCH	oklch(49.12% 0.184 269.2)
XYZ	xyz(15.0099, 11.0264, 55.3590)
Luminance	0.1103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3952C7 #C7AE39

analogous

#3999C7 #3952C7 #6739C7

triadic

#3952C7 #C73952 #52C739

tetradic

#3952C7 #C73999 #C7AE39 #39C767

square

#3952C7 #C73999 #C7AE39 #39C767

split-complementary

#3952C7 #C76739 #99C739

monochromatic

#1D2B68 #2B3E98 #3952C7 #697CD4 #98A5E2

Accessibility & contrast

On white

6.55

#3952C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#3952C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3952C7

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3952C7	#FFFFFF	#000000	##FFFFFF
##3952C7	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064CB

Deuteranopia (green-blind)

#0057C5

Tritanopia (blue-blind)

#006F84

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3952c7;
/* rgb */ color: rgb(57, 82, 199);
/* oklch */ color: oklch(49.1% 0.184 269.2);

Tailwind

colors: {
  custom: {
    50: '#8282d9',
    500: '#3952c7',
    950: '#000000',
  },
}

SCSS

$custom: #3952c7;
$custom-light: #8282d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3952c7",
  "rgb": {
    "r": 57,
    "g": 82,
    "b": 199
  },
  "hsl": {
    "h": 229.437,
    "s": 55.906,
    "l": 50.196
  },
  "oklch": {
    "l": 0.49124,
    "c": 0.18383,
    "h": 269.2
  },
  "luminance": 0.11028
}

Semantic roles & 50–950 ramp

primary

#3952C7

secondary

#CEC28E

accent

#C549DF

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3952C7

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

Preview Lab → · Contrast checker → · Palette generator →