#3950A4#3950A4

#3950A4 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.0% C 0.138 H 268.9°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#3950A4
RGB	rgb(57, 80, 164)
HSL	hsl(227, 48%, 43%)
HSV	hsv(227, 65%, 64%)
CMYK	cmyk(65.2%, 51.2%, 0%, 35.7%)
CIE-LAB	lab(36.53, 19.10, -48.13)
CIE-LCH	lch(36.53, 51.78, 291.65°)
OKLab	oklab(45.99% -0.0026 -0.138)
OKLCH	oklch(45.99% 0.138 268.9)
XYZ	xyz(11.2546, 9.2865, 36.3141)
Luminance	0.0929 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3950A4 #A48D39

analogous

#3985A4 #3950A4 #5739A4

triadic

#3950A4 #A43950 #50A439

tetradic

#3950A4 #A43985 #A48D39 #39A457

square

#3950A4 #A43985 #A48D39 #39A457

split-complementary

#3950A4 #A45739 #85A439

monochromatic

#192449 #293A77 #3950A4 #566EC4 #8395D4

Accessibility & contrast

On white

7.35

#3950A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#3950A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3950A4

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3950A4	#FFFFFF	#000000	##FFFFFF
##3950A4	1.00	7.35	2.86	7.35
#FFFFFF	7.35	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#205BA7

Deuteranopia (green-blind)

#0051A2

Tritanopia (blue-blind)

#006472

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3950a4;
/* rgb */ color: rgb(57, 80, 164);
/* oklch */ color: oklch(46.0% 0.138 268.9);

Tailwind

colors: {
  custom: {
    50: '#7b80bf',
    500: '#3950a4',
    950: '#000000',
  },
}

SCSS

$custom: #3950a4;
$custom-light: #7b80bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3950a4",
  "rgb": {
    "r": 57,
    "g": 80,
    "b": 164
  },
  "hsl": {
    "h": 227.103,
    "s": 48.416,
    "l": 43.333
  },
  "oklch": {
    "l": 0.45989,
    "c": 0.13801,
    "h": 268.9
  },
  "luminance": 0.09288
}

Semantic roles & 50–950 ramp

primary

#3950A4

secondary

#BEAF7B

accent

#BB50D8

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #3950A4

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

Preview Lab → · Contrast checker → · Palette generator →