#3950C1#3950C1

#3950C1 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.3% C 0.178 H 269.7°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#3950C1
RGB	rgb(57, 80, 193)
HSL	hsl(230, 54%, 49%)
HSV	hsv(230, 70%, 76%)
CMYK	cmyk(70.5%, 58.5%, 0%, 24.3%)
CIE-LAB	lab(38.65, 29.62, -61.82)
CIE-LCH	lch(38.65, 68.55, 295.60°)
OKLab	oklab(48.25% -0.001 -0.1782)
OKLCH	oklch(48.25% 0.178 269.7)
XYZ	xyz(14.1783, 10.4560, 51.7127)
Luminance	0.1046 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3950C1 #C1AA39

analogous

#3994C1 #3950C1 #6639C1

triadic

#3950C1 #C13950 #50C139

tetradic

#3950C1 #C13994 #C1AA39 #39C166

square

#3950C1 #C13994 #C1AA39 #39C166

split-complementary

#3950C1 #C16639 #94C139

monochromatic

#1D2963 #2B3C92 #3950C1 #6678D2 #95A1E0

Accessibility & contrast

On white

6.79

#3950C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#3950C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3950C1

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3950C1	#FFFFFF	#000000	##FFFFFF
##3950C1	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C5

Deuteranopia (green-blind)

#0055BF

Tritanopia (blue-blind)

#006C81

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3950c1;
/* rgb */ color: rgb(57, 80, 193);
/* oklch */ color: oklch(48.3% 0.178 269.7);

Tailwind

colors: {
  custom: {
    50: '#8180d5',
    500: '#3950c1',
    950: '#000000',
  },
}

SCSS

$custom: #3950c1;
$custom-light: #8180d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3950c1",
  "rgb": {
    "r": 57,
    "g": 80,
    "b": 193
  },
  "hsl": {
    "h": 229.853,
    "s": 54.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.48251,
    "c": 0.17825,
    "h": 269.7
  },
  "luminance": 0.10457
}

Semantic roles & 50–950 ramp

primary

#3950C1

secondary

#CBC08B

accent

#C54ADE

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3950C1

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

Preview Lab → · Contrast checker → · Palette generator →