#3950AC#3950AC

#3950AC is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.6% C 0.149 H 269.3°. Best body text is #FFFFFF at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#3950AC
RGB	rgb(57, 80, 172)
HSL	hsl(228, 50%, 45%)
HSV	hsv(228, 67%, 67%)
CMYK	cmyk(66.9%, 53.5%, 0%, 32.5%)
CIE-LAB	lab(37.09, 22.01, -52.00)
CIE-LCH	lch(37.09, 56.46, 292.94°)
OKLab	oklab(46.59% -0.0019 -0.1494)
OKLCH	oklch(46.59% 0.149 269.3)
XYZ	xyz(11.9999, 9.5846, 40.2394)
Luminance	0.0959 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3950AC #AC9539

analogous

#3989AC #3950AC #5C39AC

triadic

#3950AC #AC3950 #50AC39

tetradic

#3950AC #AC3989 #AC9539 #39AC5C

square

#3950AC #AC3989 #AC9539 #39AC5C

split-complementary

#3950AC #AC5C39 #89AC39

monochromatic

#1B2550 #2A3B7E #3950AC #5A70C8 #8898D8

Accessibility & contrast

On white

7.20

#3950AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#3950AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3950AC

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3950AC	#FFFFFF	#000000	##FFFFFF
##3950AC	1.00	7.20	2.92	7.20
#FFFFFF	7.20	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#125DAF

Deuteranopia (green-blind)

#0052AA

Tritanopia (blue-blind)

#006676

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3950ac;
/* rgb */ color: rgb(57, 80, 172);
/* oklch */ color: oklch(46.6% 0.149 269.3);

Tailwind

colors: {
  custom: {
    50: '#7c80c5',
    500: '#3950ac',
    950: '#000000',
  },
}

SCSS

$custom: #3950ac;
$custom-light: #7c80c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3950ac",
  "rgb": {
    "r": 57,
    "g": 80,
    "b": 172
  },
  "hsl": {
    "h": 228,
    "s": 50.218,
    "l": 44.902
  },
  "oklch": {
    "l": 0.46587,
    "c": 0.14937,
    "h": 269.3
  },
  "luminance": 0.09586
}

Semantic roles & 50–950 ramp

primary

#3950AC

secondary

#C2B47F

accent

#BE4EDA

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3950AC

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

Preview Lab → · Contrast checker → · Palette generator →