#3950A9#3950A9

#3950A9 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.4% C 0.145 H 269.2°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#3950A9
RGB	rgb(57, 80, 169)
HSL	hsl(228, 50%, 44%)
HSV	hsv(228, 66%, 66%)
CMYK	cmyk(66.3%, 52.7%, 0%, 33.7%)
CIE-LAB	lab(36.88, 20.92, -50.55)
CIE-LCH	lch(36.88, 54.71, 292.48°)
OKLab	oklab(46.36% -0.0021 -0.1451)
OKLCH	oklch(46.36% 0.145 269.2)
XYZ	xyz(11.7150, 9.4707, 38.7391)
Luminance	0.0947 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3950A9 #A99239

analogous

#3988A9 #3950A9 #5A39A9

triadic

#3950A9 #A93950 #50A939

tetradic

#3950A9 #A93988 #A99239 #39A95A

square

#3950A9 #A93988 #A99239 #39A95A

split-complementary

#3950A9 #A95A39 #88A939

monochromatic

#1A254D #2A3A7B #3950A9 #586FC7 #8697D6

Accessibility & contrast

On white

7.26

#3950A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#3950A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3950A9

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3950A9	#FFFFFF	#000000	##FFFFFF
##3950A9	1.00	7.26	2.89	7.26
#FFFFFF	7.26	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#185CAC

Deuteranopia (green-blind)

#0052A7

Tritanopia (blue-blind)

#006574

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3950a9;
/* rgb */ color: rgb(57, 80, 169);
/* oklch */ color: oklch(46.4% 0.145 269.2);

Tailwind

colors: {
  custom: {
    50: '#7c80c3',
    500: '#3950a9',
    950: '#000000',
  },
}

SCSS

$custom: #3950a9;
$custom-light: #7c80c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3950a9",
  "rgb": {
    "r": 57,
    "g": 80,
    "b": 169
  },
  "hsl": {
    "h": 227.679,
    "s": 49.558,
    "l": 44.314
  },
  "oklch": {
    "l": 0.4636,
    "c": 0.14514,
    "h": 269.2
  },
  "luminance": 0.09472
}

Semantic roles & 50–950 ramp

primary

#3950A9

secondary

#C0B37E

accent

#BD4FD9

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #3950A9

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

Preview Lab → · Contrast checker → · Palette generator →