#3955C2#3955C2

#3955C2 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.3% C 0.173 H 268.4°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#3955C2
RGB	rgb(57, 85, 194)
HSL	hsl(228, 55%, 49%)
HSV	hsv(228, 71%, 76%)
CMYK	cmyk(70.6%, 56.2%, 0%, 23.9%)
CIE-LAB	lab(40.02, 26.76, -60.18)
CIE-LCH	lch(40.02, 65.86, 293.97°)
OKLab	oklab(49.3% -0.0049 -0.1734)
OKLCH	oklch(49.3% 0.173 268.4)
XYZ	xyz(14.6701, 11.2604, 52.4288)
Luminance	0.1126 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3955C2 #C2A639

analogous

#399AC2 #3955C2 #6139C2

triadic

#3955C2 #C23955 #55C239

tetradic

#3955C2 #C2399A #C2A639 #39C261

square

#3955C2 #C2399A #C2A639 #39C261

split-complementary

#3955C2 #C26139 #9AC239

monochromatic

#1D2C63 #2B4093 #3955C2 #667CD2 #95A5E0

Accessibility & contrast

On white

6.46

#3955C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#3955C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3955C2

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3955C2	#FFFFFF	#000000	##FFFFFF
##3955C2	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C6

Deuteranopia (green-blind)

#0058C0

Tritanopia (blue-blind)

#007083

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3955c2;
/* rgb */ color: rgb(57, 85, 194);
/* oklch */ color: oklch(49.3% 0.173 268.4);

Tailwind

colors: {
  custom: {
    50: '#8184d5',
    500: '#3955c2',
    950: '#000000',
  },
}

SCSS

$custom: #3955c2;
$custom-light: #8184d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3955c2",
  "rgb": {
    "r": 57,
    "g": 85,
    "b": 194
  },
  "hsl": {
    "h": 227.737,
    "s": 54.582,
    "l": 49.216
  },
  "oklch": {
    "l": 0.49297,
    "c": 0.17343,
    "h": 268.4
  },
  "luminance": 0.11262
}

Semantic roles & 50–950 ramp

primary

#3955C2

secondary

#CBBE8B

accent

#C04ADE

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3955C2

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

Preview Lab → · Contrast checker → · Palette generator →