#3955A3#3955A3

#3955A3 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.0% C 0.130 H 266.6°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#3955A3
RGB	rgb(57, 85, 163)
HSL	hsl(224, 48%, 43%)
HSV	hsv(224, 65%, 64%)
CMYK	cmyk(65%, 47.9%, 0%, 36.1%)
CIE-LAB	lab(37.86, 15.46, -45.39)
CIE-LCH	lch(37.86, 47.95, 288.81°)
OKLab	oklab(46.98% -0.0078 -0.1298)
OKLCH	oklch(46.98% 0.13 266.6)
XYZ	xyz(11.5444, 10.0101, 35.9670)
Luminance	0.1001 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3955A3 #A38739

analogous

#398AA3 #3955A3 #5239A3

triadic

#3955A3 #A33955 #55A339

tetradic

#3955A3 #A3398A #A38739 #39A352

square

#3955A3 #A3398A #A38739 #39A352

split-complementary

#3955A3 #A35239 #8AA339

monochromatic

#192648 #293D76 #3955A3 #5573C4 #8398D4

Accessibility & contrast

On white

6.99

#3955A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.00

#3955A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3955A3

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3955A3	#FFFFFF	#000000	##FFFFFF
##3955A3	1.00	6.99	3.00	6.99
#FFFFFF	6.99	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	6.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E5EA6

Deuteranopia (green-blind)

#1955A1

Tritanopia (blue-blind)

#006774

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3955a3;
/* rgb */ color: rgb(57, 85, 163);
/* oklch */ color: oklch(47.0% 0.130 266.6);

Tailwind

colors: {
  custom: {
    50: '#7a84bf',
    500: '#3955a3',
    950: '#000000',
  },
}

SCSS

$custom: #3955a3;
$custom-light: #7a84bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3955a3",
  "rgb": {
    "r": 57,
    "g": 85,
    "b": 163
  },
  "hsl": {
    "h": 224.151,
    "s": 48.182,
    "l": 43.137
  },
  "oklch": {
    "l": 0.4698,
    "c": 0.13008,
    "h": 266.6
  },
  "luminance": 0.10011
}

Semantic roles & 50–950 ramp

primary

#3955A3

secondary

#BDAC7A

accent

#B450D8

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #3955A3

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

Preview Lab → · Contrast checker → · Palette generator →