#3950C3#3950C3

#3950C3 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.4% C 0.181 H 269.7°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#3950C3
RGB	rgb(57, 80, 195)
HSL	hsl(230, 55%, 49%)
HSV	hsv(230, 71%, 76%)
CMYK	cmyk(70.8%, 59%, 0%, 23.5%)
CIE-LAB	lab(38.80, 30.34, -62.73)
CIE-LCH	lch(38.80, 69.68, 295.81°)
OKLab	oklab(48.42% -0.0009 -0.1809)
OKLCH	oklch(48.42% 0.181 269.7)
XYZ	xyz(14.4030, 10.5459, 52.8957)
Luminance	0.1055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3950C3 #C3AC39

analogous

#3995C3 #3950C3 #6739C3

triadic

#3950C3 #C33950 #50C339

tetradic

#3950C3 #C33995 #C3AC39 #39C367

square

#3950C3 #C33995 #C3AC39 #39C367

split-complementary

#3950C3 #C36739 #95C339

monochromatic

#1D2964 #2B3D94 #3950C3 #6779D2 #96A2E0

Accessibility & contrast

On white

6.75

#3950C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#3950C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3950C3

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3950C3	#FFFFFF	#000000	##FFFFFF
##3950C3	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)

#0062C7

Deuteranopia (green-blind)

#0055C1

Tritanopia (blue-blind)

#006D82

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3950c3;
/* rgb */ color: rgb(57, 80, 195);
/* oklch */ color: oklch(48.4% 0.181 269.7);

Tailwind

colors: {
  custom: {
    50: '#8180d6',
    500: '#3950c3',
    950: '#000000',
  },
}

SCSS

$custom: #3950c3;
$custom-light: #8180d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3950c3",
  "rgb": {
    "r": 57,
    "g": 80,
    "b": 195
  },
  "hsl": {
    "h": 230,
    "s": 54.762,
    "l": 49.412
  },
  "oklch": {
    "l": 0.48416,
    "c": 0.18093,
    "h": 269.7
  },
  "luminance": 0.10547
}

Semantic roles & 50–950 ramp

primary

#3950C3

secondary

#CCC18C

accent

#C54ADE

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3950C3

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

Preview Lab → · Contrast checker → · Palette generator →